https://tubeworldexpress.com/ daily https://tubeworldexpress.com/products/tube-identification-fee 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/tubey_identification.png?v=1571438750 Tube Identification Fee ($10 per tube) https://tubeworldexpress.com/products/tube-testing-fee 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/tubey_testing.png?v=1571438751 Tube testing fee https://tubeworldexpress.com/products/216a-western-electric-display-tube 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/cv4004-12ax7-mullard-nos-1981-v7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cv4004kt1.jpg?v=1571438751 (!) (slightly microphonic single) CV4004=12AX7 Mullard NOS 1981 (1.3/2.1ma) https://tubeworldexpress.com/products/284d-amperex-nos-1944 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_892a2e9b-d5c5-412d-9c44-9339dc902b22.jpg?v=1729057881 284D Amperex brass base low emission display tube 1940 era https://tubeworldexpress.com/products/281a-western-electric-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f73212c5-8441-43ea-bd1d-41959b35d807.jpg?v=1705209413 281A Western Electric like new 1930's (38ma) https://tubeworldexpress.com/products/291a-western-electric-nos-1940 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/291a1.jpg?v=1571438752 291A Western Electric NOS around 1940 (1 pair) https://tubeworldexpress.com/products/cv1075-kt66-mo-valve-gec-hammersmith-england-nos-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/kt66display.jpg?v=1571438752 (Display Tube) KT66 GEC 1971 purple gas - for display purposes only https://tubeworldexpress.com/products/az1-philips-by-mullard-nos-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az1phil.jpg?v=1571438753 AZ1 Philips by Mullard NOS 1960's (0 in stock) https://tubeworldexpress.com/products/7027a-syluv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9d87855a-dee9-493f-bfa4-654aa3e65304.jpg?v=1742907459 7027A Sylvania used/75% (58.5ma) https://tubeworldexpress.com/products/em4-miniwatt-holland-tuning-eye 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em4mini2.jpg?v=1571438753 EM4 Miniwatt Holland NOS 1950's (2 in stock) https://tubeworldexpress.com/products/7189-mullard-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_d78b81c8-9b0f-448d-9368-2e49bb492b43.jpg?v=1766102131 (!) (Single) 7189 Mullard UK used/strong 1962 (43.8ma) https://tubeworldexpress.com/products/810-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/4_5b134ac0-ab3c-4d15-9a92-1e56dc7072df.jpg?v=1709588568 (!) 810 RCA black plate used/tests like new 1940's reboxed - large getter https://tubeworldexpress.com/products/6201-philips-sq-by-mullard-uk-gold-pins-nos-1974-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1513b3ec-0be2-4fc3-b191-29674ab030e3.jpg?v=1760563799 (!!!!) (Best Pair #1) 6201=12AT7=E81CC Philips SQ by Mullard UK gold pins NOS 1974 (10.7/10.6ma and 10.6/11.0ma) (closely matched) https://tubeworldexpress.com/products/12ax7a-rca-1960s-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_543ee213-3243-4fb1-a258-4e88381c8e0c.jpg?v=1761024934 (!!!) (Best Value) 12AX7A RCA Hewlett Packard Sanborn Division NOS 1967 (0.8/0.8ma and Gm=1300/1400) https://tubeworldexpress.com/products/6bl7gta-ge-nos-p10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_95816ef7-b744-48fe-a722-e8970874a7e8.jpg?v=1571956641 (!!!) (Recommended Pair) 6BL7GTA GE and GE branded Admiral 1960's (38/40ma and 35/45ma) https://tubeworldexpress.com/products/6bx7gt-sylvania-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_023558a4-e4ce-417c-8c16-93d21bbee6b8.jpg?v=1662615759 (!!) 6BX7GT Sylvania black plates NOS 1960's (56ma/76ma) https://tubeworldexpress.com/products/6bx7gt-sylv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e1331974-48aa-440d-bcb3-12192a479be2.jpg?v=1761417098 (!!!) (Best Single) 6BX7GT Sylvania "O" getter NOS 1960's (73.6ma/83.3ma) https://tubeworldexpress.com/products/6dj8-telefunken-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c502936c-0f5a-4b40-b4be-248e6b04f7d2.jpg?v=1571438756 6DJ8 Telefunken Germany <> bottom used/good 1967 (13.5/14.0ma) https://tubeworldexpress.com/products/gb-5931-sylvania-brown-base-gold-brand-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b1e7ca1c-4445-4fdb-820d-2006f11c4005.jpg?v=1715180231 (!!!!) (READ REVIEW) GB-5931 Sylvania brown base gold brand 1960's (60/40 and 65/40) https://tubeworldexpress.com/products/jan-6005w-ge-nos-p6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5a562104-9706-4cb6-8c9e-1834e94ca191.jpg?v=1747771455 (!!!!) (BEST PAIR #4) JAN-6005W GE NOS 1980-1981 (42.0ma and 42.6ma) https://tubeworldexpress.com/products/6x5gt-sylvania-chrome-top-nos-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b9271ace-be2a-453d-80ba-c88701598216.jpg?v=1624202321 6X5GT Sylvania chrome top NOS 1958 (51/40 and 52/40) https://tubeworldexpress.com/products/el34-mullard-xf2-1965v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ea381fd6-0cee-4076-b89e-e85e391e5794.jpg?v=1760027219 (!!!!) (SINGLE) EL34 Mullard XF2 branded Bugle Boy double halo "O" used/good 1965 some heat stains on plate (70ma) https://tubeworldexpress.com/products/6bq5-rca-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_adf0f076-8811-44f4-b9d1-d21ed99755f5.jpg?v=1571438762 (!!!) (Best RCA Pair) 6BQ5 RCA NOS 1960's - 1970 (55ma and 58.5ma) https://tubeworldexpress.com/products/6bq5-rca-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8381d4e6-4357-4865-88ab-49f8b1708e90.jpg?v=1634858389 (!!!) (Recommended Pair) 6BQ5 RCA NOS 1965-1969 (33.5ma and 34.6ma) https://tubeworldexpress.com/products/ef86-valvo-germany-branded-siemens-nos-1965-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8d321b95-618a-4798-a367-a0e8e7784473.jpg?v=1747775511 (!!!!!) (Best Pair) EF86 Siemens Germany made by Valvo (Hamburg) NOS 1965 (3.4ma/3.4ma) 1-2% matched https://tubeworldexpress.com/products/6bl7gta-sylvania-nos-pair-1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_a6b9c9ce-8e94-4595-9b12-862a0da5d142.jpg?v=1773691979 (!!!) (Best Pair) 6BL7GTA Sylvania branded GE NOS 1967-1968 (42.5/39.5ma and 40.2/43.2ma) https://tubeworldexpress.com/products/6bl7gt-sylvania-used-like-new-1953 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_72f81b94-c7f9-4441-b670-2d0130a978b0.jpg?v=1571957171 6BL7GT Sylvania low hours 1953 D = rectangle getter halo long scratch on base (33.5/37.5ma) https://tubeworldexpress.com/products/ecl82-6bm8-mullard-mazda-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_b7b0c1a5-b04f-4370-b04a-5094a2ec01f0.jpg?v=1765319184 (!!!) (Best Pair #1) ECL82=6BM8 Mullard UK branded Mazda NOS 1970's (2.1/36ma and 2.0/36.5ma) 1-2% matched https://tubeworldexpress.com/products/ecl82-6bm8-telev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2dd8118a-619e-4eb2-a799-7b6964c00e5d.jpg?v=1763612054 (!!!) (BEST 6BM8 - best sound) ECL82=6BM8 Telefunken Germany <> bottom NOS 1969 (2.7/36ma) https://tubeworldexpress.com/products/ecc85-siemens-halske-germany-branded-rca-nos-1969-v6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_de97030c-e9e0-4bef-96d4-173c84ae7943.jpg?v=1726207479 (!) (Good Value Single) ECC85 Siemens Halske Germany branded RCA NOS 1969 (9.2/8.6ma) https://tubeworldexpress.com/products/ec92-valvo-germany-by-siemens-nos-1972 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_bb214ff4-3675-42c4-8350-78760b46054f.jpg?v=1682139420 (!!!!) (Recommended Single) EC92 Valvo Germany by Siemens NOS 1972 (12.5ma) https://tubeworldexpress.com/products/6an8a-rca-nos-p11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_b5de2dae-e1b0-45bf-b1c8-22943c359e7f.jpg?v=1752871364 (!!) (Best Pair #2) 6AN8A RCA NOS 1970 - 1973 (18/14ma and 16/14ma) https://tubeworldexpress.com/products/6an8a-rca-nos-p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b73d04c0-6832-43be-adf0-78271896afa3.jpg?v=1752871288 (!!!) (Best Pair) 6AN8A RCA Motorola NOS 1973 (17.6/14.6ma and 16.5/15.6ma) https://tubeworldexpress.com/products/6aq5a-6669-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4583db9f-db2e-488f-835d-ef3e0c3c1aae.jpg?v=1599945632 6AQ5A=6669 European NOS branded Siemens NOS 1975 (48.5ma) https://tubeworldexpress.com/products/5z3g-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_734be53a-8de3-4919-a55c-667954deb0ed.jpg?v=1762466193 (!!) 5Z3G Sylvania NOS 1950 (56/40 and 58/40) https://tubeworldexpress.com/products/ez80-6v4-philips-miniwatt-sittard-holland-large-d-getter-nos-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f029da45-59b8-4b9c-9be3-38953abe66e4.jpg?v=1759595269 (!!!!) (Best Holland Single) EZ80=6V4 Philips Miniwatt Sittard Holland large "D" getter NOS 1957 (64/40 and 64/40) https://tubeworldexpress.com/products/6l6gc-ge-zenith-low-hours-like-new-1960s-in-white-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5697b3f7-7538-467a-9923-d234c7d6d979.jpg?v=1571438765 6L6GC GE Zenith low hours/like new 1960's in white box (61.5ma) https://tubeworldexpress.com/products/5y3gt-cbs-hytron-1951 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9816968c-928e-4807-9844-7ee9acd438c5.jpg?v=1623432651 (!!) (Recommended Single) 5Y3GT Hytron NOS 1951 (56/40 and 60/40) https://tubeworldexpress.com/products/6ca4-rca-nos-v1-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_38f5d251-5ff2-4e77-8d07-84f7fe8dac27.jpg?v=1689826601 6CA4 RCA branded Super Airline NOS 1960 era (54/40 and 54/40) https://tubeworldexpress.com/products/copy-of-5881-ge-canada-nos-1960s-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6l6gcs51.jpg?v=1571438767 6L6GC Sylvania clear top NOS 1960's copper grid posts (68ma) https://tubeworldexpress.com/products/6l6gc-sylvania-tall-bottle-nos-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_339dc60b-e7ea-4137-aa97-964f46cf3eb9.jpg?v=1755548449 (!!!!!) (Best Sylvania Pair) 6L6GC Sylvania TALL BOTTLE NOS 1970's (79ma and 80ma) 1-3% matched https://tubeworldexpress.com/products/kt66-gec-branded-iec-mullard-1971 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_44be75dd-1876-4291-808b-175128327155.jpg?v=1762500011 (!!!) (Best GEC Single) KT66 GEC UK branded IEC Mullard low hours/tests like new 1971 (90.6ma) https://tubeworldexpress.com/products/5z3g-hytron-nos-1947 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_04505873-c4a9-4646-9a95-73b7a5cd5cce.jpg?v=1624943334 (!) (Best Single) 5Z3G Hytron NOS 1947 (51/40 and 51/40) https://tubeworldexpress.com/products/copy-of-5z3g-rca-nos-1950 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6a18bf9a-1a90-4925-a234-0dea6748a82a.jpg?v=1571438767 (!!) 5Z3G Westinghouse NOS 1957 (59/40 and 61/40) https://tubeworldexpress.com/products/em1-philips-miniwatt-nos-1950-s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_aa5dc254-6cc5-46dc-b80e-7fcac1432239.jpg?v=1768254992 (!) EM1 Philips Miniwatt Holland NOS 1950's (1 in stock) https://tubeworldexpress.com/products/em34-cv394-mullard-austria-nos-1955 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_db839912-af70-4b2c-b577-f267a270ed64.jpg?v=1581195727 EM34=CV394 Mullard Austria NOS 1955 (2 in stock) https://tubeworldexpress.com/products/um4-adzam-nos-1950-s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7d191efb-0309-45aa-95ce-7103eb5b91cb.jpg?v=1698382352 UM4 Adzam NOS tuning eye 1950's (5 in stock) https://tubeworldexpress.com/products/6v6-ge-metal-can-nos-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1fec0a40-288e-4085-b9cc-d1dbc409bb2b.jpg?v=1755015072 (!!) (BEST PAIR) 6V6 GE metal can NOS 1976 (41.5ma and 42ma) 1-3% matched https://tubeworldexpress.com/products/6021-probably-made-by-ei-yugoslavia-nos-1970-s-1980-s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6021ei1.jpg?v=1571438768 6021 probably made by EI Yugoslavia NOS 1970's - 1980's (1 pair) https://tubeworldexpress.com/products/az41-philips-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az41.jpg?v=1571438768 AZ41 Philips France NOS 1961 (1 in stock) https://tubeworldexpress.com/products/6ca4-rca-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2a33a767-a5fe-4f4e-bd38-261ee9115eca.jpg?v=1656655775 (!!) (BEST VALUE SINGLE) 6CA4 RCA branded Tungsol NOS 1960's slightly tilted glass and top mica (52/40 and 52/40) https://tubeworldexpress.com/products/6sn7gtb-gep15 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_58512993-90e8-475f-839e-5eda3bd69931.jpg?v=1756881170 (!!!!!) (BEST VALUE PAIR #1) 6SN7GTB GE coin-base NOS 1980 same date codes (7.4/7.6ma and 7.8/7.6ma) (same Gm) (Schiit Freya, Rogue) https://tubeworldexpress.com/products/copy-of-6sn7gtb-ge-nos-1970s-p4-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_46f686fa-8988-4a6f-83ae-6ad15c4e5cbf.jpg?v=1571438769 (slightly microphonic) 6SN7GTA GE NOS 1952 copper grid posts (7.4/10ma) https://tubeworldexpress.com/products/6sn7gtb-tungsol-nos-1960-era 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2b1422d2-f9f3-4dcc-a0d4-e8e98be592f0.jpg?v=1663559048 (!!!) (Good Value Single) 6SN7GTB Tungsol tall bottle used/good 1960 era (7.5/7.5ma) 1% section balance https://tubeworldexpress.com/products/copy-of-e88cc-6922-siemens-halske-nos-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6922siem632.jpg?v=1571438770 E88CC=6922 Siemens Halske Germany "gray shield" Gold Pins used/good 1963 (10.6/12.2ma) https://tubeworldexpress.com/products/copy-of-6922-amperex-usa-pq-nos-1968 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6922amp62.jpg?v=1571438770 (slightly microphonic) 6922 Amperex PQ Holland 1962 low hours/like new (11.2/11.6ma) https://tubeworldexpress.com/products/jan-6922-amperex-usa-1971 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_575cda41-9397-4345-9a64-04548100a5bc.jpg?v=1705007219 (!!!!) (Best Value Single) JAN-6922 Amperex USA like new 1971 (13.4/12.6ma) https://tubeworldexpress.com/products/412a-western-electric-nos-1959-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_04e87412-d35f-4feb-ba9c-07f5bc00e1d6.jpg?v=1689024775 (!!) (Best Pair) 412A Western Electric NOS "D" getter halo 1959 (51-52/40 x 2 tubes) https://tubeworldexpress.com/products/copy-of-6sl7gt-brimar-black-base-gray-plates-1950s-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sl7gtbrim_micro.jpg?v=1571438770 6SL7GT Brimar NOS black base black plates 1950's (2.2/2.4ma) (slightly microphonic) https://tubeworldexpress.com/products/272a-western-electric-used-1950s-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_365f2bc2-2f0b-413d-be0a-1c99586f6022.jpg?v=1649137026 (!!) (Good Value Pair) 272A Western Electric "meshplate" used/good 1951 and 1956 (5.8ma and 5.9ma) https://tubeworldexpress.com/products/5as4a-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a51e125d-35bf-426b-8bb6-e2c80c98c070.jpg?v=1692900705 (!!) (Best Single) 5AS4A RCA NOS 1958 (58/40 and 58/40) https://tubeworldexpress.com/products/7308-miniwatt-holland-sq-used-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_91ed2c01-5c82-4161-8d8d-c37b70fca97e.jpg?v=1571438772 (!) 7308 Philips SQ Holland NOS 1965 faded printing in white box (13.4/19.4ma) https://tubeworldexpress.com/products/jan-cdz-811-electronic-enterprises-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fdda7fa6-06a4-4de3-8b49-c899cc2d982d.jpg?v=1746804380 JAN-CDZ-811 Electronic Enterprises by RCA NOS 1955 (50/36) https://tubeworldexpress.com/products/811-rca-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_39554e0d-79b3-46e3-abb6-327b967e922c.jpg?v=1741653296 (!!) (PAIR) 811 RCA and RCA branded GE like new 1947-1951 (57/36 and 52/36) https://tubeworldexpress.com/products/6f6g-sylvania-philco-nos-1949 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2534cf07-93d7-4cf4-bced-9ac4833620fb.jpg?v=1682543855 (!) 6F6G Sylvania Philco NOS 1949 (36.5ma) https://tubeworldexpress.com/products/6v6gt-metro-holland-nos-1960s-unknown-maker 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_976356bc-4c43-4365-9a44-a36ecc603499.jpg?v=1571438773 (!!) 6V6GT Metro Holland NOS 1960's unknown maker (49ma) https://tubeworldexpress.com/products/5691-rca-red-base-1948 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3_000a9c2f-6336-4843-835b-1c2593a00124.jpg?v=1637820134 5691 RCA Red Base Black Plates used 1948 (2.2/2.4ma) (Gm=62% and 75%) https://tubeworldexpress.com/products/6350-rca-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6350rcatriple.jpg?v=1571438774 (!!) 6350 RCA NOS triple mica "U" getter NOS 1960 era (12.8/13.2ma) https://tubeworldexpress.com/products/gb-6201-sylvania-gold-brand-nos-1970 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1c230e57-8d24-42ff-b687-dba57b3d54d8.jpg?v=1744325008 (!!!!) (Best Single) GB-6201 Sylvania Gold Brand NOS 1970 era (11.5ma/10.5ma) https://tubeworldexpress.com/products/copy-of-12at7-raytheon-nos-d-getter-mid-1950s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f96f51b6-c253-479b-b76d-4ee5797025de.jpg?v=1745266450 (!) 12AT7WA Raytheon NOS black plates - triple mica - O getter halo 1960's mis-matched triode sections (7/12ma) https://tubeworldexpress.com/products/el86-6cw5-p15 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_8d5490db-2725-4836-a9e7-6231ea1831c8.jpg?v=1767470557 (!) (PAIR) EL86=6CW5 European made branded Sylvania Germany NOS 1970's (75ma/72.5ma) https://tubeworldexpress.com/products/copy-of-12at7-philips-miniwatt-made-in-hamburg-germany-by-valvo-nos-1959-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7r96.jpg?v=1571438775 12AT7 RCA Black Plates "D" getter used/good mid-1950's https://tubeworldexpress.com/products/6cg7-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0a12b003-8be7-4c90-9be1-05c657719f26.jpg?v=1762721298 (!!!!) (Single) 6CG7 Tungsol NOS 1960 era black shield between plates - pin #3 slightly shorter (8.6ma/10ma) https://tubeworldexpress.com/products/6hu8-valvo-rebranded-international-nos-1970-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b88ffaeb-c909-49d0-bacc-9752b46767b9.jpg?v=1699311059 ELL80=6HU8 Valvo branded Sylvania NOS 1967 (24ma and 21ma) https://tubeworldexpress.com/products/ell80-6hu8-valvo-nos-branded-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f35732ae-15c6-47e9-a4e3-e37c2dcd93fc.jpg?v=1741206505 (!!!) (Best Pair) ELL80=6HU8 Valvo Germany NOS branded Sylvania and Dumont 1965-1966 (22/21ma and 21/22.5ma) https://tubeworldexpress.com/products/6u8-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6u8a-ge-nos-1977 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_d3eac718-c8f8-4b31-80ce-a7546e03905f.jpg?v=1768258506 (!!!!) (Single) 6U8A GE NOS 1977 (15ma/9.4ma) https://tubeworldexpress.com/products/copy-of-12ax7-rca-black-plates-d-getter-used-1950s-v2-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6f465b3e-7301-4d32-bff0-a0d043b7a058.jpg?v=1751344687 (!!) 12AX7 GE branded Video black plates D getter 1957 used mis-matched triode sections (1.1ma/0.6ma) https://tubeworldexpress.com/products/ecc34-mullard-nos-1950-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc341.jpg?v=1571438777 (Best Single) ECC34 Mullard NOS 1950's (10.1ma/10.2ma) https://tubeworldexpress.com/products/copy-of-ecc34-mullard-nos-1950s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc342.jpg?v=1571438777 ECC34 Mullard NOS 1950's (9ma/10ma) https://tubeworldexpress.com/products/6b4g-philv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_73ed71d8-4d37-4dfe-ab57-0cfa6e10b503.jpg?v=1755724132 (!!!) (SINGLE) 6B4G Philco by Sylvania engraved base springs hold up filaments NOS 1930's (91ma) (rare) https://tubeworldexpress.com/products/6b4g-philco-by-sylvania-nos-1947 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_25b86537-b69e-46b3-8718-328892d8f952.jpg?v=1668805557 6B4G Philco by Sylvania NOS 1947 (80ma) https://tubeworldexpress.com/products/26-coronado 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_625008ec-df4c-4723-9881-921f9707f74a.jpg?v=1583796852 26 Coronado by RCA tests like new 1940's (6.0ma) https://tubeworldexpress.com/products/26-st-14-nu-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e515aa62-a85e-40bd-be5d-0a11e1c39ead.jpg?v=1612900718 26 ST-14 National Union used/good 1950 era (3.8ma, Gm=900) https://tubeworldexpress.com/products/26-nu-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_145ed3af-3dde-40ae-8c98-7c5f70d2761f.jpg?v=1733873716 26 National Union ST-14 used/like new 1940's (6.1ma) https://tubeworldexpress.com/products/x-226-and-mx-226-no-name-balloon-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_a58c25f9-f3b9-4469-ac59-611a2253048b.jpg?v=1700267062 (!!) (Best Value Pair) X-226 and MX-226 no name balloon used/like new 1920's same build (6.3mA and 6.5ma) https://tubeworldexpress.com/products/26-rca-radiotron-balloon-used-good-1920s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e203b02a-ef46-4408-8734-5c6c7c817345.jpg?v=1661961242 (!!) 26 RCA Radiotron balloon used/good 1920's (6.2mA Gm=900) https://tubeworldexpress.com/products/em72 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em72.jpg?v=1571438778 EM72 Lorenz Germany NOS 1950's (sold out) https://tubeworldexpress.com/products/copy-of-em71-lorenz-germany-nos-1950s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em11.jpg?v=1571438778 EM11 Telefunken Germany tuning eye NOS 1950's https://tubeworldexpress.com/products/6as7g-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_e8f4fda0-b0a2-4de4-a384-4edd0b2db332.jpg?v=1773681067 (!!!) (Single) 6AS7G RCA branded GE clear top black plates used/good 1950 (64/65ma) https://tubeworldexpress.com/products/copy-of-ec806s-e86c-telefunken-gold-pins-kuhl-tube-cryo-nos-1960s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ec88un.jpg?v=1571438779 EC88=6DL4 United France NOS 1981-1982 (2 single tubes) https://tubeworldexpress.com/products/ec88-6dl4-amperex-germany-nos-1972-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ec88amp.jpg?v=1571438779 EC88=6DL4 Valvo branded Amperex Germany NOS 1972 (11.5ma) https://tubeworldexpress.com/products/7868-rca-black-plate-tipped-top-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_59cf2401-d451-428d-b827-a90b45e150eb.jpg?v=1645831672 7868 RCA black plate tipped top NOS 1960 era (59ma) https://tubeworldexpress.com/products/7868-rv3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d7de5608-26ec-49d8-9933-69a6a96521b1.jpg?v=1741821758 (!!!) (Single) 7868 RCA gray plate used/75% 1970 era (47ma) https://tubeworldexpress.com/products/5963-12au7-sylvania-nos-1959 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_46939c84-a691-4d98-9f8d-5a5507802e66.jpg?v=1629297728 (!!) (Best Single) USN-CHS-5963=12AU7 Sylvania NOS "D" getter 1959 (10.6/11.8ma) https://tubeworldexpress.com/products/82-tungsol-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ff5fcff3-f091-4207-ad29-360cbb075d87.jpg?v=1626275984 82 Tungsol NOS 1948 (54/40 and 60/40) https://tubeworldexpress.com/products/ux-216-b-type-81-rectron-by-rca-balloon-tests-like-new-brass-pins-1920-s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2fe0f540-54e4-427b-84be-74e566054c2a.jpg?v=1758762409 UX-216-B=Type 81 Rectron by RCA Balloon brass pins used/tests like new 1920's (55/40) (very rare) https://tubeworldexpress.com/products/7189-sylvania-nos-p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bq5sp1.jpg?v=1571438781 (!) (Recommended Sylvania Pair) 6BQ5 Sylvania black plate 1960's and 1973 (68ma and 62.5ma) (recommended for FIXED-BIAS amp only due to high current) https://tubeworldexpress.com/products/7189a-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_30008651-c80e-4c59-af8d-25bafb984e9f.jpg?v=1669614057 7189A GE NOS 1984 (59.5ma) https://tubeworldexpress.com/products/6bq5-sv3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5b071fb0-c79a-4e59-98fb-685b63e28c31.jpg?v=1734890245 (!) (SINGLE) 6BQ5 Sylvania black plate NOS 1970's (46ma) https://tubeworldexpress.com/products/6bq5-sylvania-gray-plate-nos-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ee629614-8bc4-4712-b420-5069a6814542.jpg?v=1607287793 (!!!) (Recommended Pair) 6BQ5 Sylvania gray plate NOS (52.6ma and 54.6ma) https://tubeworldexpress.com/products/6au6wc-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au6wcs1.jpg?v=1571438781 6AU6WC Sylvania NOS 1970-1980 (0 in stock) https://tubeworldexpress.com/products/el39-radio-technique-rt-france-nos-1963-in-white-boxes-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el39_72328c06-8409-4a95-a952-860c8c154962.jpg?v=1571438781 EL39 Radio Technique (RT) France NOS 1963 (sold out) https://tubeworldexpress.com/products/0b2-westinghouse-nos-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0b2west60.jpg?v=1571438781 WL-0B2 Westinghouse NOS 1960 (argon gas) (1 in stock) https://tubeworldexpress.com/products/0b2-hytron 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_59d755ce-1eb8-4308-b8a2-374cc8f1e58a.jpg?v=1667366721 0B2 Hytron NOS 1960's (argon) https://tubeworldexpress.com/products/6a5g-sylvania-rebranded-philco 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a30addfa-de8a-49c6-8c0f-c66e4a97b15c.jpg?v=1677909816 6A5G Sylvania rebranded Philco NOS 1940's (123ma) https://tubeworldexpress.com/products/best-pair-811a-ge-made-by-rca-nos-1950s-55-36-and-56-36 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_4d86aff2-8ef0-441a-ab3e-e0e94dae32e2.jpg?v=1773069736 (!!!!) (BEST PAIR) 811A GE made by RCA NOS 1950's (55/36 and 56/36) https://tubeworldexpress.com/products/811a-rca-rebranded-electronic-enterprises-nos-1967-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/811d2.jpg?v=1571438782 (DISPLAY TUBE) 811A SYLVANIA - tubes lights but is non-functional - a few glass chips inside tube https://tubeworldexpress.com/products/ux-245-rca-radiotron-balloon-used-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ux245rca.jpg?v=1571438782 (!!) UX-245 RCA Radiotron Balloon used/good 1930's rattle inside base (20.8ma) https://tubeworldexpress.com/products/5814a-rca-nos-1970-era-slightly-microphonic 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_27d02e07-7fd9-424c-9563-0b6ca5c86dfc.jpg?v=1604094374 5814A RCA NOS 1970 era slightly microphonic (10.2/11.2ma) https://tubeworldexpress.com/products/copy-of-01a-rca-cunningham-nos-1930s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/01anat.jpg?v=1571438784 01A National Union NOS 1940's (3.1ma) https://tubeworldexpress.com/products/e88cc-6922-amperex-usa-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_97a0279d-aeb2-4c58-bccd-d8d89fab3e6a.jpg?v=1728081912 (!!!) (nice single) USN-6922=E88CC Amperex USA gold pins used/like new 1962 (16/12.8ma) https://tubeworldexpress.com/products/6as7g-rca-v9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_27e905a5-ec08-4134-9e74-a5f0b0c082f1.jpg?v=1773763375 (!!) (Single) 6AS7G RCA branded GE black plates used/good 1952 (51ma/58.5ma) https://tubeworldexpress.com/products/80-fapesa-miniwatt-argentina-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c87b1acd-36c3-4d52-9f92-72ccdae3269a.jpg?v=1571438785 (!!) 80 Fapesa Miniwatt Argentina NOS 1950's faded printing (52/40 and 56/40) https://tubeworldexpress.com/products/6y6g-ken-rad-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_822720e3-b1a8-4f01-9840-1a354020bb27.jpg?v=1712176238 (!!) (Single) JAN-CKR-6Y6G Ken Rad NOS 1944 (75ma) https://tubeworldexpress.com/products/6y6ga-sylvania-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ea697a4c-863c-41ec-84eb-98d3ffe1e536.jpg?v=1712011133 (!!!) (Best Sylvania Pair) 6Y6GA Sylvania NOS "D" getters same build (64ma and 65ma) https://tubeworldexpress.com/products/6y6ga-sylvania-nos-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2203fea0-46ab-41a5-9885-51a59b4b06a1.jpg?v=1712011329 (!!) (Recommended Pair) 6Y6GA Sylvania NOS same build (56.6ma and 57ma) https://tubeworldexpress.com/products/ef184-mullard-branded-philips-nos-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1020f696-4e71-40d4-a2fe-ad585ec40220.jpg?v=1701989591 (!!!) (BEST PAIR) EF184 Mullard branded Philips NOS 1964-1965 (11.4ma and 11.8ma) https://tubeworldexpress.com/products/35uf-370vac-600vdc-mallory-oil-cap-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/35ufoil.jpg?v=1571438787 (!) 35uf/370VAC=600VDC Mallory oil cap NOS (power supply cap) (12 in stock) https://tubeworldexpress.com/products/6uf-1000vdc-cde-us-made-oil-cap-nos-1988 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6UFoil.jpg?v=1571438787 (!!!) 6uf/1000VDC CDE US made oil cap NOS 1988 (power supply or crossover cap) (27 in stock) https://tubeworldexpress.com/products/1uf-15-000vdc-dearborn-axial-oil-cap-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1dear1.jpg?v=1571438787 .1uf / 15,000VDC Dearborn axial oil cap NOS (8 in stock) https://tubeworldexpress.com/products/ecf80-6bl8-iec-mullard-uk-nos-1966-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_afe2f0b6-0f98-4744-880c-0c3cadb08294.jpg?v=1646934211 (!!!) (Best Mullard Single) ECF80=6BL8 IEC Mullard UK NOS 1966 (16ma/12ma) (Highest mA and Gm) https://tubeworldexpress.com/products/copy-of-e80cf-7643-amperex-germany-pq-nos-1961-1966-p1-best-value 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7643pinch.jpg?v=1571438787 7643 Valvo branded Amperex PQ Germany "PINCHED WAIST" NOS 1960 (6BL8 sub) https://tubeworldexpress.com/products/448a-western-electric-tipped-top-used-like-new-1965p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f495ee7d-ccb8-4a7f-a29f-fd4286d0decc.jpg?v=1761594204 (!!!) (Best Pair #2) 448A Western Electric tipped top used/test like new 1965 (34ma and 35ma) https://tubeworldexpress.com/products/329a-western-electric-nos-1966-p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/329ap2.jpg?v=1571438787 329A Western Electric NOS 1966 (1 Pair: 34.5ma and 38ma) https://tubeworldexpress.com/products/329a-western-electric-nos-1952-1957-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/329ap3.jpg?v=1571438788 329A Western Electric NOS 1952-1957 (1 Pair: 30ma and 30.5ma) https://tubeworldexpress.com/products/329a-we-nos-1956-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/329ap4.jpg?v=1571438788 (!!!) (~ RECOMMENDED PAIR ~) 329A Western Electric NOS 1956 (33ma and 34ma) https://tubeworldexpress.com/products/12at7-siemens-d-getter-nos-1957-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7s57.jpg?v=1571438788 12AT7 Siemens Halske Germany D getter NOS 1957 (6ma/8ma) https://tubeworldexpress.com/products/e81cc-12at7-rtc-radio-technique-france-nos-1974-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7f1.jpg?v=1571438788 (!) 12AT7=E81CC RTC Radio Technique France NOS 1971 (7.8/8.0ma) https://tubeworldexpress.com/products/el34-matsushita-japan-branded-amperex-nos-1975 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5075f1a8-04f5-4958-a77f-0fdcb11b712e.jpg?v=1694181258 EL34 Matsushita Japan branded Amperex NOS 1975 (73ma) https://tubeworldexpress.com/products/12at7wa-raytheon-black-plates-triple-mica-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_55aecb12-1d7b-43c6-9695-d4a0c9cfd25c.jpg?v=1696709787 (!!) (Best Value Single) 12AT7WA Raytheon black plates - triple mica - O getter halo 1975 era like new (8.5/9.2ma) https://tubeworldexpress.com/products/uy-227-rca-radiotron-balloon-used-good-1920s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/uy227sing.jpg?v=1571438789 (!!) UY-227 RCA Radiotron Balloon used/good 1930 era (4.0ma) https://tubeworldexpress.com/products/cv4024-12at7wa-brimar-nos-square-black-plates-1976-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7br76.jpg?v=1571438789 (!!) CV4024=12AT7WA Brimar NOS square black plates 1976 (7.6/8.2ma) https://tubeworldexpress.com/products/copy-of-cv4024-12at7wa-brimar-nos-square-black-plates-1973-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cv4024br62.jpg?v=1571438789 (!!) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1962 (8.6/13.6ma) https://tubeworldexpress.com/products/cv4024-12at7wa-brimar-nos-square-black-plates-1968 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ec04b4f4-5336-4938-8edc-c6da36a94104.jpg?v=1632432380 (!!) CV4024=12AT7WA Brimar NOS square black plates 1968 partially faded printing (7.8/10.4ma) https://tubeworldexpress.com/products/6201-12at7-valvo-germany-rebranded-philips-sq-1970-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ee80305d-4078-4045-8230-2ca9717d0580.jpg?v=1635000838 (!!) (Good Value Single) 6201=12AT7 Valvo Germany rebranded Philips SQ 1970 (6.8/7.8mA) https://tubeworldexpress.com/products/ef86-pm-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_ccc1a7e2-20cd-4066-880d-4110e8fa5969.jpg?v=1772666860 (!!!!) (Best Single) EF86 Mullard UK branded Philips Miniwatt "D" getter NOS 1954-1955 (3.3ma, Gm=2100) (oldest single) https://tubeworldexpress.com/products/jhs-6x4wa-sylvania-nos-1966-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c455232b-a315-4e67-a723-399b46a42137.jpg?v=1670426367 (!!!) FAA-6X4WA Sylvania NOS 1965 (55/40 and 57/40) https://tubeworldexpress.com/products/6x4wa-sylvania-used-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8ee938ff-6cef-4058-9b9f-58bfe9479882.jpg?v=1675235214 (!) JAN-6X4WA Sylvania used/good 1967 (48/40 and 50/40) https://tubeworldexpress.com/products/6l6wgb-5881-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a1d2c915-dacc-4127-bd4f-63cd180e1411.jpg?v=1752554497 (!) (Single) 6L6WGB=5881 Sylvania black base NOS 1975 (78.5ma) https://tubeworldexpress.com/products/ec92-siemens-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ac537f8f-c454-4e6f-9f3f-07efa1e4a6a2.jpg?v=1712966948 (!!!) (Recommended Single) EC92=6AB4 Siemens Halske NOS 1967 (9.2ma) https://tubeworldexpress.com/products/copy-of-6c4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8aa25ae2-da74-42d6-9019-8b6a24362779.jpg?v=1723999551 (READ REVIEW) ECF80=6BL8 Telefunken Germany <> bottom NOS 1971 (11.5/9.6ma and 12.2/9.5ma) (best sound) https://tubeworldexpress.com/products/6336b-cetron-like-new-top-and-bottom-getters-1981-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/63363.jpg?v=1571438791 6336B Cetron USA used/good 1981 (74ma/92ma) *** https://tubeworldexpress.com/products/el60-philips-miniwatt-nos-1956 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7e675f4a-d019-48e0-bd51-8344047cbd67.jpg?v=1668461282 (!!!) (Best Single) EL60 Philips Holland metal base NOS 1958 in white box (91ma) https://tubeworldexpress.com/products/gift-card 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e38bd83af578077b65a31424bd24d085.png?v=1571438792 Gift Card https://tubeworldexpress.com/products/copy-of-6b4g-sylvania-rebranded-ge-used-good-1952-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6b4gdel.jpg?v=1571438793 6B4G Sylvania rebranded Delco NOS separate plates 1952 (81ma) https://tubeworldexpress.com/products/jan-5687wa-sylvania-nos-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_413530d7-90be-4131-aca4-b0682c6d9ef7.jpg?v=1740522597 (!!!!) (Best Single) JAN-5687WA Sylvania NOS 1967 (38/39ma) (Highest Ma and Gm) https://tubeworldexpress.com/products/6b4g-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0610d4d5-b3ca-4e65-9a8b-d57a8b990f30.jpg?v=1636029155 6B4G Raytheon NOS 1950 era (94ma) https://tubeworldexpress.com/products/e180cc-7062-philips-miniwatt-ibm-holland-low-hours-tests-good-o-getter-halo-1961-very-good-condition 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7062ibm.jpg?v=1571438794 (!!) E180CC=7062 Philips Miniwatt IBM Holland low hours/tests good O getter halo 1961 (6.0/6.2ma) https://tubeworldexpress.com/products/6dj8-holland-pair-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6d27f469-c4fa-4466-990c-61ccd8f23c0a.jpg?v=1712361380 (!!!!) (Best Pair) 6DJ8 Pope and Philips Holland NOS 1967-1968 (15.8/17.4ma and 16.0/18.8ma) https://tubeworldexpress.com/products/412a-western-electric-nos-1981 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fa8f2c1c-0000-4828-a8f0-df3e98f3cfb8.jpg?v=1699039145 412A Western Electric NOS 1981 (54/40 and 54/40) https://tubeworldexpress.com/products/12ay7-ge-nos-rebranded-raytheon-1960s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_960cb6ee-3260-46b1-8efe-2ea687a1719b.jpg?v=1609639327 (!!!) 12AY7 GE NOS rebranded Raytheon 1960's (2.8/3.4ma) https://tubeworldexpress.com/products/412a-western-electric-nos-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_c05b11b5-5e75-4d9b-a864-bd8c4cc0020c.jpg?v=1699038993 (!!) 412A Western Electric NOS 1968 (52/40 and 53/40) https://tubeworldexpress.com/products/jan-ctl-6ar6-tungsol-nos-1951-gray-oval-plates 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_55dd86dc-5bcb-47e0-b78f-555a5f7cb99c.jpg?v=1633651083 (!!!) JAN-CTL-6AR6 Tungsol NOS 1951 gray oval plates (88ma) https://tubeworldexpress.com/products/ecl86-6gw8-brimar-uk-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_c973741e-ad6c-4ef7-8bdc-8f157057952d.jpg?v=1713217778 (!!) (Recommended Pair) ECL86=6GW8 GE and Philips by Brimar UK NOS 1968 (1.4/1.0ma and 31/33ma) https://tubeworldexpress.com/products/71a-ss-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_73f000c2-7600-4b61-a711-e5bef0b53129.jpg?v=1733869383 71A Sylvania used/good 1930's (21ma) https://tubeworldexpress.com/products/301a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/301a65.jpg?v=1571438796 (sold out) 301A Western Electric printed base 1965 https://tubeworldexpress.com/products/copy-of-301a-western-electric-engraved-base-1930s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/355acet.jpg?v=1571438796 355A Cetron NOS original box 1972 https://tubeworldexpress.com/products/314a-we-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_68df7516-6a82-4d80-8a62-9ae6097651c3.jpg?v=1635278003 (!!!) 314A Western Electric Engraved base NOS 1930's (full-wave rectifier) (56/40 and 63/40) https://tubeworldexpress.com/products/gz32-miniwatt-dario-france-nos-1955-v12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fe44ba8d-0de4-41d1-80fa-24480a493c1b.jpg?v=1590333208 (!!!) (BEST SINGLE #3) GZ32 Miniwatt Dario France NOS 1955 partially faded printing (62/40 and 62/40) small rattle inside base https://tubeworldexpress.com/products/375a-western-electric-nos-1950-s-1960-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/375a522.jpg?v=1571438797 375A Western Electric NOS 1952 (34.7ma) https://tubeworldexpress.com/products/western-electric-309a-nos-1960-matched-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/309a1.jpg?v=1571438797 (!!!!) (BEST PAIR) 309A Western Electric NOS 1960 (4.8ma and 5.1ma) (same Gm) https://tubeworldexpress.com/products/copy-of-101f-st-shape-western-electric-nos-1969-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/101fa.jpg?v=1571438797 101FA ST-shape Western Electric NOS 1962 and 1972 https://tubeworldexpress.com/products/417a-we-1977-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_680355e3-0d1b-4ada-a3d2-94a8ea4dcd48.jpg?v=1677715095 (!) (Pair) 417A Western Electric used/good 1977 (12.2ma and 14ma) https://tubeworldexpress.com/products/copy-of-jan-cw-705a-we-nos-original-box-1944-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/705awe44_a2d4af52-e597-466d-a9b2-6ce4e980cc97.jpg?v=1571438798 (Best Single) JAN-CW-705A WE NOS original box 1944 https://tubeworldexpress.com/products/ck-5755-420a-raytheon-clear-top-nos-1965-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_166f7863-56f2-4299-a01c-75005d7b14a9.jpg?v=1671566665 (!!!) (Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.8/1.9ma and 1.8/2.0ma) https://tubeworldexpress.com/products/5y3g-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8791daa7-12c2-455e-9d8c-c091f77474cf.jpg?v=1752099690 5Y3G GE used/good 1943 (46/40 and 52/40) https://tubeworldexpress.com/products/jan-6550a-ge-nos-1988-slightly-tilted-glass 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fc7c380a-227a-496b-bacb-5370bd1594b4.jpg?v=1695680822 JAN-6550A GE NOS 1985-1986 slightly tilted glass (153ma) (ARC power supply) https://tubeworldexpress.com/products/6106-bendix-rebranded-5y3wgta-heintz-kaufman-nos-pair-9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_17c76ecd-cb23-4a83-9116-167e0eb770e6.jpg?v=1652744297 (!!) (Read Review) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (64-66/40 x 2 tubes) https://tubeworldexpress.com/products/el34-mullard-v12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_20760394-69bd-431a-a8eb-d8b7c51784ce.jpg?v=1745092554 (!!) (SINGLE) EL34 Mullard XF2 single "O" halo used/70% 1971 heat stain on plate (63ma) https://tubeworldexpress.com/products/copy-of-6v6gt-sylvania-green-leaf-nos-1940s-43-5ma-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v6gtsyl43.jpg?v=1571438800 6V6GT Sylvania chrome top black plate coated glass NOS 1953-1954 (43ma) https://tubeworldexpress.com/products/copy-of-6v6g-ge-radiotron-canada-nos-coated-glass-1940s-50ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v6mwt43.jpg?v=1571438800 6V6GT MWT Italy coated glass NOS 1940's (42ma) https://tubeworldexpress.com/products/6v6gt-raytheon-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_11b39bfd-95ff-4047-b830-8ca462c94c08.jpg?v=1712674654 (!!) (Recommended SIngle) 6V6GT Raytheon Silvertone black coated glass NOS 1940's (50.5ma) https://tubeworldexpress.com/products/copy-of-6v6gt-rca-gray-coated-glass-like-new-mid-1940s-52-5ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v6gtcoat37.jpg?v=1571438800 6V6GT RCA BROWN BASE - gray coated glass - used 1951 (35ma) https://tubeworldexpress.com/products/6v6gt-sylvania-v7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5b07bc63-128b-4153-ac61-ea7cb527c3cf.jpg?v=1723822803 (!!!!) (Single) 6V6GT Sylvania coated glass NOS 1956 (34.2ma) https://tubeworldexpress.com/products/vt-107a-jan-chs-6v6gt-sylvania-black-plate-gray-coated-glass-nos-mid-1940-s-31ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v6gtsyl31.jpg?v=1571438801 VT-107A=JAN-CHS-6V6GT Sylvania black plate / gray coated glass NOS mid-1940's (31ma) https://tubeworldexpress.com/products/el84-tesla-nos-1980-s-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el84tesla.jpg?v=1571438801 (!!!) (~ Best Value Pair ~) EL84 Tesla NOS 1980's no printing (44.5ma and 44ma) 1% matched https://tubeworldexpress.com/products/7308-sylv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_57e9f804-e2e5-4388-9114-0c91d258afdf.jpg?v=1761418195 (!!!!) (Best Value) 7308 Sylvania branded RCA NOS 1973 (13.2/17.2ma) https://tubeworldexpress.com/products/6y6g-ge-1943-used-good-black-plate-double-filaments-clear-glass-crack-in-base-single-26ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6y6gge2.jpg?v=1571438801 6Y6G GE 1943 used/good black plate, double filaments, crack in base (56ma) tested on amplitrex https://tubeworldexpress.com/products/6y6g-rca-clear-glass-gray-plate-nos-1959-single-29ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6y6grca59.jpg?v=1571438801 6Y6G RCA clear glass gray plate NOS 1959 (52ma) https://tubeworldexpress.com/products/6y6g-sylvania-rebranded-raytheon-coated-glass-used-60-1953-single-25ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6y6gray1.jpg?v=1571438801 6Y6G Sylvania rebranded Raytheon coated glass used 1953 (45ma) tested on amplitrex https://tubeworldexpress.com/products/12au7-ecc82-miniwatt-france-used-good-1970 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0fa696cc-776a-4390-ab54-3561facb3d80.jpg?v=1692236586 (!) 12AU7=ECC82 Miniwatt France used/good 1970 (10/9.6ma) https://tubeworldexpress.com/products/0c3-p5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_3094785d-0619-41ce-aacb-7c481667846a.jpg?v=1768257097 (!!) (Recommended Pair) 0C3 Sylvania NOS 1953-1970 same build (argon) https://tubeworldexpress.com/products/12au7a-rca-clear-top-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4e4b9de2-4636-48a8-8c11-c878025c4e20.jpg?v=1634861963 (!!) 12AU7A RCA clear top used/good 1964 (8.2/8.6ma) https://tubeworldexpress.com/products/6em7-rca-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b84751b6-7ae8-4af1-8897-3050e68e0222.jpg?v=1675818902 6EM7 RCA black plates NOS 1965 (1.2ma and 30ma) https://tubeworldexpress.com/products/copy-of-6em7-ge-usa-black-base-nos-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7e19dca7-a273-4340-ab70-4a175a7b1e8c.jpg?v=1675836163 6EA7 GE black base rebranded Zenith 1960 used/good (3.6ma/35ma) https://tubeworldexpress.com/products/el34-telefunken-used-tests-like-new-1960-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el34tel72.jpg?v=1571438804 EL34 Telefunken Germany 1967-1971 (reference picture) https://tubeworldexpress.com/products/el34-telefunken-germany-used-good-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_43530966-1759-497b-9662-ee0d7dffb080.jpg?v=1571438805 (!!) EL34 Telefunken Germany used/good/75% 1967-1971 in white box (62ma) https://tubeworldexpress.com/products/6sn7gt-tungsol-tests-like-new-black-coated-glass-and-black-round-plates-1945 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_4f4afed9-6775-4fdb-84ed-db1a716e13a6.jpg?v=1759945972 (READ REVIEW) 6SN7GT Tungsol tests like new black coated glass and black round plates 1945 (9.2/9.0ma) (close triode balance) https://tubeworldexpress.com/products/fp128-mallory 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7ad187a2-5d11-404a-833b-fd3dbe0f0320.jpg?v=1581358720 80uf/300VDC Mallory metal can cap NOS (0 in stock) https://tubeworldexpress.com/products/8417-westinghouse-tan-base-nos-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ede6bf88-0e7d-417a-ac7e-b0fb967cfad8.jpg?v=1667954647 8417 Westinghouse "tan base" NOS 1964 triple getter (108ma) (rare) https://tubeworldexpress.com/products/8417-westinghouse-tan-base-used-good-1960s-v10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_82dad158-a26d-4d02-934f-05adc36c1509.jpg?v=1702229953 8417 Westinghouse "tan base" used/good 1960's (71ma) https://tubeworldexpress.com/products/6v6gt-ge-coin-base-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6c17c2dd-7224-4a6b-84cb-592bca7d6bde.jpg?v=1712705747 6V6GT GE coin-base NOS 1985 (40.6ma) https://tubeworldexpress.com/products/6v6gty-ge-canada-brown-base-black-plate-nos-1970 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v6gtycan39.jpg?v=1571438806 (!) 6V6GTY GE Canada brown base black plate NOS 1970 (42.5ma) (similar to RCA black plate) https://tubeworldexpress.com/products/jan-chs-6sn7w-sylvania-short-bottle-1945-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d6c304d9-a52f-48ad-9d3a-cb6ca7dd63ce.jpg?v=1758173989 (!!!!) (Best Single) JAN-CHS-6SN7W Sylvania "SHORT BOTTLE" like new 1945 era (10.6/9.6ma) (close Gm balance) https://tubeworldexpress.com/products/6v6gt-ge-coated-glass-nos-1954 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c25f5c01-dfde-4f4e-a7d7-7b9f1daffbc8.jpg?v=1620687113 (!!) (Recommended Single) 6V6GT GE coated glass NOS 1954 (48ma) https://tubeworldexpress.com/products/5r4gy-rca-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_76d9ab5a-7558-4df5-9bbc-f4954733bcf0.jpg?v=1773618795 5R4GY RCA like new 1951 small mica flake inside tube (52/40 and 49/40) https://tubeworldexpress.com/products/jan-chs-6sn7w-sylvania-short-bottle-used-1945-v5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_898eca0d-c469-40c6-9691-dedc3cad57e3.jpg?v=1576182359 (slightly microphonic) JAN-CHS-6SN7W Sylvania "SHORT BOTTLE" used/good 1945 (7.0/7.6ma) https://tubeworldexpress.com/products/gz33-mullard-nos-1969-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a9374743-9a55-4927-9c7d-49758b525d38.jpg?v=1571438807 GZ33 Mullard NOS "D" getter halo 1959 (sold out) https://tubeworldexpress.com/products/0b2-valvo-germany-like-new-in-white-boxes-1960-era-neon-gas 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3e39263b-329d-4282-bc03-56a41c1f6dd1.jpg?v=1643468497 (!) 0B2=108C1 Valvo Germany like new in white boxes 1960 era (neon gas) https://tubeworldexpress.com/products/el84-miniwatt-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f4e826dc-9ccb-454f-a8d9-0e439bed938d.jpg?v=1737820922 (!!! (Best Single) EL84 Philips Miniwatt Holland "O" getter NOS 1960's (48.5ma) https://tubeworldexpress.com/products/1608-rca-ceramic-base-nos-1940-era 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1608a.jpg?v=1571438807 1608 RCA white ceramic base NOS in white box 1940 era (32.5ma) https://tubeworldexpress.com/products/copy-of-us-army-5879-rca-triple-mica-d-getter-halo-nos-1959-single-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6af26ff9-0120-43b8-9ce3-a5775a530fc4.jpg?v=1571438807 5879 RCA triple mica "D" getter halo used/tests like new (1.7ma) https://tubeworldexpress.com/products/5879-rca-v7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a6f859d6-1699-4069-8f7a-cc8bc077a433.jpg?v=1729920688 5879 RCA branded GE NOS 1974 (2.3ma) https://tubeworldexpress.com/products/5879-v12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_793a7cc5-d2f5-4b25-bc8a-1b89c8ac886c.jpg?v=1748588223 5879 Sylvania rebranded GE NOS 1974 (1.2ma) https://tubeworldexpress.com/products/kt77-gecv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_917947e2-a9ea-44d3-afda-0f9cf4c586f2.jpg?v=1758307083 KT77 GEC brown base used/70-75% 1960's (61.5ma) https://tubeworldexpress.com/products/kt77-gold-lion-brown-base-used-good-1970-s-single-48ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/kt7781.jpg?v=1571438808 KT77 Gold Lion brown base used/very good, top getter like new, 1978-1979 (81ma) (Gm=11,900 like new) https://tubeworldexpress.com/products/12sn7gt-rca-branded-honeywell-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_34e384ce-ea5b-48af-be07-d5172a55b2d5.jpg?v=1613664560 (!!!) 12SN7GTA Sylvania branded RCA used/good 1967 (10/12.5ma) https://tubeworldexpress.com/products/13em7-sylvania-branded-ge-1963 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e68a6924-a068-44b9-ad5b-bca56a12e4ac.jpg?v=1618425560 13EM7 Sylvania branded GE NOS 1963 (1.5/34ma) https://tubeworldexpress.com/products/6x4-ge-beckman 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_852c5b05-a11e-4321-ae59-0dbb4cb33d34.jpg?v=1740406475 6X4 GE Beckman like new "D" getter 1962 (54/40 and 52/40) https://tubeworldexpress.com/products/6as11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a3246832-e8f6-4228-a5f5-3d2a292eb62b.jpg?v=1571438809 6AS11 GE branded Dumont NOS (1 in stock) https://tubeworldexpress.com/products/6lu8-sylvania-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f8a695eb-7e35-4931-bb53-56b3ae9ff9fa.jpg?v=1643490785 6LU8 Sylvania used/good 1969 (1.7/61ma) https://tubeworldexpress.com/products/417a-5842-lm-ericsson-sweden-gold-pins-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a309ff47-ce4e-4253-8456-adc09373b2be.jpg?v=1677789554 (!) (SINGLE) 417A/5842 LM Ericsson Sweden NOS "O" getter halo 1960's (35ma and Gm=29,700) https://tubeworldexpress.com/products/826-ken-rad-nos-1942-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_203d1754-6d06-4ea8-8b13-2cd6243bbe8c.jpg?v=1618424887 (!!!) (Best Pair) 826 Ken Rad NOS 1942 same date codes original boxes strong emission https://tubeworldexpress.com/products/e80f-6084-miniwatt-sq-holland-special-quality-gold-pins-d-getter-nos-1960-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e80f60.jpg?v=1571438810 (!!!) (Best Overall Single) E80F=6084 Miniwatt SQ Holland Special Quality Gold Pins "D" getter NOS 1960 (3.2ma) https://tubeworldexpress.com/products/e80f-6084-philips-sq-holland-special-quality-gold-pins-nos-1969-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e80fpinched.jpg?v=1571438810 (!!) (Best Pinched Waist 1956) E80F=6084 Philips Miniwatt Holland NOS Rugged Reliable Long-Life "Pinched Waist" with "D" getter halo 1956 (3.1ma) https://tubeworldexpress.com/products/jlrv-6005-ge-canada-black-plate-nos-1960-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6005can.jpg?v=1571438810 JLRV-6005 GE Canada black plate NOS 1960's https://tubeworldexpress.com/products/8417-sylvania-nos-factory-matched-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_231721ca-23ea-4c15-be8d-d93b9109c318.jpg?v=1770230246 (READ REVIEW) 8417-P Sylvania NOS same build 1960's (92ma and 92.5ma) (Factory Matched Pair) https://tubeworldexpress.com/products/0c3-rca-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_307c9f93-16fd-4e94-aa58-a729533c676e.jpg?v=1702185293 0C3 RCA used/test like new 1951 (1 Pair) https://tubeworldexpress.com/products/5692-rca-red-base-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9de5658f-a53e-41f3-9447-63c77a1ef7b0.jpg?v=1720565738 (!) (SINGLE) 5692 RCA RED BASE rebranded GL-5692 GE used/good 1949 (8.2/7.6ma) https://tubeworldexpress.com/products/6sn7gta-cbs-nos-black-ribbed-plates-similar-to-rca-early-1950-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sn7gtacbs.jpg?v=1571438811 6SN7GTA CBS NOS Black Ribbed Plates similar to RCA early 1950's (8.3/8.6ma) https://tubeworldexpress.com/products/6sn7gtb-cbs-black-base-black-plates-side-getter-nos-the-same-shape-as-sylvania-6sn7gtb-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f9e20e5a-2efa-4dc9-8994-8f96d2c37f5c.jpg?v=1609887763 (!) (Good Value) 6SN7GTB CBS black base black plates side-getter NOS, the same shape as Sylvania 6SN7GTB 1960 (6.8/7.2ma) https://tubeworldexpress.com/products/6sn7gtb-cbs-black-base-black-plates-side-getter-the-same-shape-as-sylvania-6sn7gtb-used-good-around-1960-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sn7cbsu1.jpg?v=1571438812 6SN7GTB CBS black base black plates side-getter, the same shape as Sylvania 6SN7GTB used/good 1961 (7.5/8.0ma) https://tubeworldexpress.com/products/6sn7gtb-rca-pair-7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_31a40ad1-4b4b-41ad-96f1-faddad4ee455.jpg?v=1736980428 (!!!!) (Best Value Pair) 6SN7GTB RCA coin-base NOS 1970-1975 (8.8/9ma and 9.3/8.3ma) https://tubeworldexpress.com/products/6sn7gtb-rca-p11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9a9d2c52-11b0-4dac-bb5a-7f220be9621e.jpg?v=1755726936 (!!!) (Good Value Pair) 6SN7GTB RCA ADT NOS 1959 (8.4/7.7ma and 8.8/6.7ma) https://tubeworldexpress.com/products/6sn7gt-rca-used-good-1953 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ef3ea1d2-cab2-4e80-a6b4-fc7c5d497bd1.jpg?v=1574459250 (!!) 6SN7GT RCA used/good 1953 (6.6/7.6ma) https://tubeworldexpress.com/products/copy-of-12at7-philips-miniwatt-made-in-hamburg-germany-by-valvo-nos-1959-single-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7minivalvo59_2402f7ec-8d55-454f-8da2-632d140cc4df.jpg?v=1571438812 (microphonic single) 12AT7 Philips Miniwatt made in Hamburg, Germany by VALVO NOS "D" getter halo 1959 (8.8/10.2ma) https://tubeworldexpress.com/products/8233-e55l-power-pentode-magnoval-base-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8a71cf1d-16fc-4ec6-b922-d3e45a854ff9.jpg?v=1571438813 E55L=8233 Mullard branded Philips NOS 1967 (59ma) https://tubeworldexpress.com/products/0c3-rayp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_a2b42e41-663e-4912-ae15-78a546f93b6d.jpg?v=1773087941 (!!!) (Best Pair) 0C3 Raytheon NOS 1960 era (argon) https://tubeworldexpress.com/products/420a-we-nos-1962-d-getter 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/420a62.jpg?v=1571438814 420A WE NOS "D" getter 1962 (1.9/2.3ma) https://tubeworldexpress.com/products/420a-we-nos-d-getter-1970 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/420a1970.jpg?v=1571438814 420A WE NOS "D" getter 1970 (1.4/1.8ma) https://tubeworldexpress.com/products/jan-cw-705a-we-nos-original-box-1944-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/705a1.jpg?v=1571438815 (!) (Best Single) JAN-CW-705A WE NOS 1940's https://tubeworldexpress.com/products/12ay7-ge-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_8aa77dfd-9d99-45e7-a158-2b0cfe9204e5.jpg?v=1773062829 (!!!!) (Single) 12AY7 GE branded Raytheon black box plates "D" getter 1953 era in white box (3.3/3.1ma) (Same Gm) https://tubeworldexpress.com/products/12ay7-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_01f806f7-e8fc-46ce-92b1-d0a691474e7a.jpg?v=1721936727 (!!!!) (Recommended Single) 12AY7 GE NOS 1960's (2.2/2.5ma) https://tubeworldexpress.com/products/12b4a-sylvania-nos-1960s-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6dd81519-fe54-4515-b6a9-61b3ef50d212.jpg?v=1628309224 (!) (Recommended Pair) 12B4A Sylvania NOS 1960's (26ma and 27ma) https://tubeworldexpress.com/products/8-pin-ceramic-pc-mount-pc-mount-sockets-with-standard-pins-set-of-10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8pinpc.jpg?v=1571438816 8 pin ceramic pc mount sockets with standard pins (30 in stock) https://tubeworldexpress.com/products/6cg7-gev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_37859562-b0cc-48da-87de-9ee82c7ed351.jpg?v=1770855250 6CG7 GE used/good gray electrostatic center shield between plates "O" getter halo 1960 (6.2/6.8ma) https://tubeworldexpress.com/products/5687-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_cd21ba51-c6f0-4a28-8f0e-cfd669b9e1f2.jpg?v=1745384099 (!) 5687 RCA black plates used/good 1961 (33/33.5ma) https://tubeworldexpress.com/products/6350-rca-nos-rebranded-united-triple-mica-u-getter-1950s-v7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6350rtriple.jpg?v=1571438816 (!!) (Recommended Single) 6350 RCA NOS rebranded United triple mica "U" getter halo 1950's (9/9.6ma) https://tubeworldexpress.com/products/jan-crp-6y6g-vt-168a-raytheon-coated-glass-nos-1944-best-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_df994ac7-d6ac-4809-9632-57fe2ab3cc51.jpg?v=1571438817 (!) 6Y6G=VT-168A Raytheon coated glass NOS 1944 (60ma) https://tubeworldexpress.com/products/6bq7a-rca-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1138eb04-1890-4b8e-904d-5a8d60528910.jpg?v=1746124077 (!!!) (Best Single 1961) 6BQ7A RCA black plates NOS "D" getter 1961 (8.2/8.4ma) 1-3% section balance (Douk Audio, Modwright, Schiit) https://tubeworldexpress.com/products/gz30-5z4gt-mullard-uk-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_fd29671e-4fd9-44c2-ac6d-733b48665d3d.jpg?v=1772837252 (!!!) (Best Single) GZ30=5Z4GT Mullard UK NOS 1962 (56/30 and 56/30) (rare) 1% section balance https://tubeworldexpress.com/products/u19-gec-nos-1960-s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/U19_large_d8058081-ad63-489b-b509-b4d6eb79bba8.jpg?v=1571438817 (!) U19 GEC UK NOS 1960's (1 pair) https://tubeworldexpress.com/products/ecc82-12au7-siemens-halske-long-ribbed-plates-and-o-getter-nos-1958-2nd-best-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc821620.jpg?v=1571438818 ECC82=12AU7 Siemens Halske "Long Ribbed Plates" and "O" getter NOS 1958 (10.4/11.8ma) https://tubeworldexpress.com/products/5u4gb-channel-master-japan-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5fc1a69c-cfb8-43d6-b387-e39094703d01.jpg?v=1604000734 5U4GB Channel Master Japan 1960 double "D" getter halos low hours/tests like new (65/40 and 68/40) https://tubeworldexpress.com/products/5u4gb-usedv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1135f033-25d9-4b30-9b7d-0dc0eed1fd68.jpg?v=1746128376 5U4GB Sylvania used/tests like new 1960's (54/40 and 54/40) https://tubeworldexpress.com/products/us-navy-crp-38233-2c21-raytheon-4-pillar 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/38233.jpg?v=1571438818 38233=2C21 Raytheon ceramic base NOS 1930's https://tubeworldexpress.com/products/copy-of-ux-281-rca-radiotron-balloon-used-like-new-engraved-base-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/81eng.jpg?v=1571438819 81 ST-19 RCA Radiotron engraved base 1939, tests like new, loose glue particles inside base (good value) (53/40) https://tubeworldexpress.com/products/81-st-19-rca-radiotron-nos-red-printing-in-original-box-54-40-recommended-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/81rcast19.jpg?v=1571438819 81 ST-19 RCA/Radiotron NOS RED PRINTING in original box (54/40) https://tubeworldexpress.com/products/81-st-19-purotron-made-by-rca-engraved-base-nos-in-white-box-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/81puro.jpg?v=1571438819 (!) (#1 81 ST-19 glass shape) 81 ST-19 Purotron made by RCA "engraved base" NOS in Sparton box 1940's (56/40) (strong output) https://tubeworldexpress.com/products/81-st-19-harvey-burnam-nos-engraved-base-in-original-box-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/81harv.jpg?v=1571438819 81 ST-19 Harvey Burnam by RCA NOS engraved base 1940's (54/40) https://tubeworldexpress.com/products/866ax-amperex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/866ax.jpg?v=1571438819 866AX Amperex France brown base 1965 tests like new, a few scratches on base, reboxed https://tubeworldexpress.com/products/5y3g-krv2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_19141525-4ee8-44dc-91ea-fb1b05b4900a.jpg?v=1752099587 5Y3G Ken Rad used/good 1940's faded printing (46/40 and 51/40) https://tubeworldexpress.com/products/12bh7a-sylvania-v5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_3590fd66-c7a6-4b3f-b82e-b42df7a44b84.jpg?v=1769625891 (!!) 12BH7A Sylvania NOS pinched plates 1970's (7.4/8.8ma) https://tubeworldexpress.com/products/12bh7a-gep8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_9df799d6-3966-4ede-b1b6-849f4dce9234.jpg?v=1767482301 (!!!!) (Recommended Pair) 12BH7A GE branded Zenith and Daystrom gray oval plates "O" getter NOS 1960's (11.0/11.3ma and 10.3/10.5ma) https://tubeworldexpress.com/products/12au7-ecc82-rt-radio-technique-france-long-plates-1958-1959-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_eda64cf7-50c5-413f-8830-8f7282913d21.jpg?v=1708553012 (READ REVIEW) 12AU7=ECC82 RT Radio Technique France long plates 1958-1959 (11.6/9.8ma) (close Gm) https://tubeworldexpress.com/products/6sn7gtb-rca-coin-base-1970s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b32b9736-723e-47be-9998-0fb0b48d8d15.jpg?v=1736896310 (!!!) (BEST VALUE PAIR) 6SN7GTB RCA coin-base 1970-1975 (10.4/9.6ma and 9.4/10.6ma) https://tubeworldexpress.com/products/copy-of-5670-rca-command-series-nos-triple-mica-o-getter-halo-1962-best-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/567061.jpg?v=1571438820 (slightly microphonic) 5670 RCA NOS triple mica "O" getter halo 1961 (7.6/10.8ma) https://tubeworldexpress.com/products/13em7-sylvania-coin-base-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_27adf9e2-c61c-4002-9ed9-19b798c4eef2.jpg?v=1694634813 13EM7 Westinghouse Canada NOS same build as RCA 1970 (1.3/38ma) https://tubeworldexpress.com/products/copy-of-12au7a-amperex-globe-logo-nos-made-by-matsushita-japan-1970s-1-pair-best-value 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/r2.jpg?v=1571438820 (slightly microphonic tube) JRC-12AU7 RCA tall black ribbed plates "D" getter halo tests like new 1950's (9.6/10.4ma) https://tubeworldexpress.com/products/12au7a-ge-nos-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1d34f26f-62ec-406e-b2b3-bb9bd707dd9e.jpg?v=1713303313 (!!!!) (SINGLE) 12AU7A GE NOS 1963 copper grid posts (8.9/10.2ma) https://tubeworldexpress.com/products/5u4gb-rca-used-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_48ff92a4-b75a-4b84-84d5-fb12f1888067.jpg?v=1571438822 5U4GB RCA used/good 1950's slightly tilted glass (55/40 and 56/40) https://tubeworldexpress.com/products/copy-of-5u4gb-rca-nos-1950s-single-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5u4gbbald.jpg?v=1571438822 5U4GB RCA BALDWIN used/good 1962 glass slightly tilted in base (53/40 and 53/40) https://tubeworldexpress.com/products/5u4gb-westinghouse-low-hours-like-new-d-getter-large-getter-some-vertical-scratches-on-base-1963-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5u4gbwest2.jpg?v=1571438822 5U4GB Westinghouse low hours/like new "D" getter, large getter, some vertical scratches on base 1963 (54/40 and 56/40) https://tubeworldexpress.com/products/5u4g-crosley-sylvania-used-good-1950 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e77fa750-16d5-4794-afd9-33fba4f807b5.jpg?v=1629300608 5U4G Crosley Sylvania used/good 1950 (55/40 and 56/40) stains at top from usage https://tubeworldexpress.com/products/5u4g-sv3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b9f62f28-b9e7-474a-a827-48dfd1204b43.jpg?v=1761149756 5U4G Sylvania used/good 1948 small getter (54/40 and 55/40) https://tubeworldexpress.com/products/3s4-philco-and-raytheon-nos-same-build-1940-s-1951-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3s4p6.jpg?v=1571438822 3S4 Philco and Raytheon NOS same build 1940's - 1951 (1 Pair) https://tubeworldexpress.com/products/12ax7-sylvania-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7b4c27f0-6891-4ba2-bb1c-52859cef6fa7.jpg?v=1712504099 (!!!) (Best Single 1962) JHS-12AX7 Sylvania NOS 1962 (Gm=2600/2500 and 1.8/1.9ma) https://tubeworldexpress.com/products/ecc83-east-germany-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_dbf90784-1081-47bb-8413-1a59aa073ca2.jpg?v=1767798228 ECC83=12AX7 East Germany used/good 1970's in white box (1.0/0.7ma) https://tubeworldexpress.com/products/6l6g-zen 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_4be36c2e-3fa2-4319-810a-45ba5c2e95f4.jpg?v=1759380127 (!!!) (Single) 6L6G Zenith by Sylvania engraved abse 1930's used/tests like new (71ma) https://tubeworldexpress.com/products/6l6gc-rcap3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_4c9f84c3-bf37-4c6f-82d4-3f2d1b06d3cf.jpg?v=1758141425 (!!!!) (Best Value Pair) 6L6GC RCA Conn and RCA black plate used/good 1962-1968 (67ma and 67.6ma) (Gm like new) https://tubeworldexpress.com/products/5687wb-tungsol-microphonic-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fdd54b14-cb1a-41e2-acd7-af4eaae7ddde.jpg?v=1732899550 (!!!!) (microphonic singles) JAN-5687WB Tungsol branded Raytheon black plates "U" getter NOS 1950's (3 in stock) https://tubeworldexpress.com/products/copy-of-jan-5687wa-raytheon-bronze-plates-nos-original-box-1971-single-33-34ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5687raym.jpg?v=1571438823 (slightly microphonic - good value) 5687 Raytheon black plates NOS "square" getter halo 1950's (37/39ma) (strong Ma and Gm) https://tubeworldexpress.com/products/12by7a-ge-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2b9eda6d-8cea-46bd-9289-700617e605c8.jpg?v=1704956628 12BY7A GE Motorola NOS 1973 (21ma) https://tubeworldexpress.com/products/311b-western-electric-nos-1973-1975-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b780b923-de4e-4a19-bbf2-b167d31ca1b8.jpg?v=1581720363 (!!!!) (Recommended Pair) 311B Western Electric NOS 1973 and 1975 (35.2ma and 36.4ma) https://tubeworldexpress.com/products/311b-we-nos-6739-1967-glass-slightly-tilted 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/311b67.jpg?v=1571438824 (!!) (Recommended Single) 311B Western Electric NOS 1967 glass slightly tilted, large getter, in white box (33ma) https://tubeworldexpress.com/products/12at7-mullard-old-logo-made-in-hyperlec-brive-france-v6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fb7863ce-b18d-4046-8e9c-b12bbcdaf0eb.jpg?v=1605294731 (!!!) (Good Value Single) ECC81=12AT7 Mullard old logo made in Hyperlec Brive France used/good (8.4/9.8ma) https://tubeworldexpress.com/products/6350-ge-nos-pair-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_e96d7d02-9f05-4f62-8cd5-83a8a828f6ab.jpg?v=1768422302 (!!!) (GE Pair) 6350 GE NOS 1968-1973 (10.3/9.8 and 8.6/11.2ma) https://tubeworldexpress.com/products/808-rca-1940s-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_629dd963-0a26-478a-b14e-89175e7bbaec.jpg?v=1709843647 (!!!) (Best Pair) JAN-CRC-808 RCA NOS 1945 (52/36 and 52/36) https://tubeworldexpress.com/products/jan-crc-808-rca-nos-1943-1945-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/808single.jpg?v=1571438824 (!!) (sold out) JAN-CRC-808 RCA NOS 1943-1945 (strong output) https://tubeworldexpress.com/products/2e25a-cbs-nos-original-boxes-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2e25ap1.jpg?v=1571438824 2E25A CBS NOS original boxes (1 pair) https://tubeworldexpress.com/products/150uf-200v-150uf-200v-200uf-200v-mallory-fp-metal-can-chassis-mount-cap-nos-1980-s-1-375-x-3-h-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/malloryfp318.86.jpg?v=1571438825 150uf/200V, 150uf/200V, 200uf/200V Mallory FP metal can chassis mount cap NOS 1980's (1.375" x 3"H) (0 in stock) https://tubeworldexpress.com/products/6384-tungsol-p7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_48d60ca1-23eb-4eaa-86ba-a3c8c8e1ab34.jpg?v=1726937017 (!!!!!) (Best Overall Pair) JAN-6384 Tungsol low hours/test like new 1967-1972 (68.5ma and 66ma) https://tubeworldexpress.com/products/12au7a-rca-mexico-nos-top-getter-original-boxes-1970-s-pair-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_72789b70-5d5f-4c1f-8ceb-28aa778fcabc.jpg?v=1674109503 (!!) (Best Value Pair) 12AU7A RCA MEXICO NOS "TOP GETTER" original boxes 1970's (9.2/10ma and 8.7/9.4ma) https://tubeworldexpress.com/products/12au7-ecc82-brimar-made-for-arkay-england-ribbed-plates-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0eed5cce-22b9-489f-8a84-c604d57daacf.jpg?v=1642457452 (!!!) (Best Value Single 1958) 12AU7=ECC82 Brimar made for Arkay England ribbed plates 1958 (8.2/10.8ma) https://tubeworldexpress.com/products/12au7-mull74 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_843b4bdb-9985-4872-a316-ae135ac72204.jpg?v=1770149604 (!!!!) (Best Overall Single) 12AU7=ECC82 Mullard UK NOS ribbed plates 1974 (10.6/10.5ma) (1-2% section balance) https://tubeworldexpress.com/products/349a-western-electric-nos-1947 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/349a30.jpg?v=1583968426 (sold out) 349A Western Electric https://tubeworldexpress.com/products/5y3gt-syl-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bae4c11e-b777-4f39-82cb-1e333314c425.jpg?v=1732520444 5Y3GT Sylvania used/good 1955 (46/40 and 51/40) https://tubeworldexpress.com/products/6087-5y3wgtb-ge-5-star-nos-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7f6ccbab-d8f9-4212-8fdc-6023a21c3460.jpg?v=1725822052 (!!!) (Best Single) 6087=5Y3WGTB GE 5 Star NOS 1968 (52/40 and 52/40) https://tubeworldexpress.com/products/6x4-nuv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_fa8edaed-b90b-44f4-8a1e-250765bc7cd5.jpg?v=1770159381 6X4 National Union used/good 1951 (55/40 and 56/40) https://tubeworldexpress.com/products/5as4a-westinghouse-d-getter-halo-1960-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1b96593a-936c-4e66-a3ae-8c9237ab6216.jpg?v=1571438827 5AS4A Westinghouse "D" getter halo 1960-1965 (58/40 and 58/50) https://tubeworldexpress.com/products/85a2-0g3-bharat-electronics-india-branded-mullard-nos-1970-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0g3m.jpg?v=1571438827 85A2=0G3 Bharat Electronics India branded Mullard NOS 1970's (70 in stock) https://tubeworldexpress.com/products/el84-brimar-england-low-hours-tests-like-new-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7487fa47-72e0-4ccc-affb-aa00c605cc70.jpg?v=1571438827 (!!!) (~ Best Value Single ~) EL84 Brimar England low hours/tests like new 1961 (50ma) https://tubeworldexpress.com/products/1-tube-60-99-super-silvertone-nos-original-box-with-sticker-on-glass-recommended 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/99s.jpg?v=1571438828 SHORT 12.3.19 (!!) (#1 UV-99) 99 Super Silvertone NOS original box with sticker on glass (17/11) https://tubeworldexpress.com/products/311ch-cetron-nos-in-original-box-1979-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_61922da4-8a5b-4bf1-9cb5-b94d9f7867fc.jpg?v=1571438828 311CH Cetron NOS in original box 1979 (100ma) (311CH is sub for 211H) https://tubeworldexpress.com/products/jrp-5687-raytheon-nos-black-plates-d-getter-nos-1955-1957-in-white-boxes-microphonic-single-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6cf05802-0f3a-44e9-a48e-232985c2f680.jpg?v=1571438829 (microphonic tube) JRP-5687 Raytheon NOS black plates D getter NOS 1957 (31/31ma) https://tubeworldexpress.com/products/ck5687-raytheon-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2019e450-46f7-4993-b405-b4e95eaef0b7.jpg?v=1737010360 (!) (Microphonic Single) CK-5687 Raytheon black plates "U" getter NOS 1956 (31.5/31.0ma) https://tubeworldexpress.com/products/c-11-wd-11-cunningham-nos-bakelite-base-glass-not-tipped-original-orangle-blue-cunningham-boxes-1930-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/c11.jpg?v=1571438829 C-11=WD-11 Cunningham NOS bakelite base, glass not tipped, original orangle/blue Cunningham boxes 1930's (sold out) https://tubeworldexpress.com/products/7b7-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_cd3d19e4-ee78-4c87-9efb-812d159a321e.jpg?v=1643865859 7B7 Sylvania NOS 1951-1952 (1 in stock) https://tubeworldexpress.com/products/7b7-philv2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_66faa434-0fb0-40ab-9296-bd86ec857c43.jpg?v=1753893920 7B7 Philco by Sylvania tests like new 1940's (100/60) https://tubeworldexpress.com/products/7b7-philcov1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b5697bac-b09a-4c9d-9be2-a17779eed4d1.jpg?v=1753893753 7B7 Philco by Sylvania chrome top tests like new 1953 (97/60) https://tubeworldexpress.com/products/7c6-gev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_3b384f50-3d78-4386-bbb9-2fc8d6c2053a.jpg?v=1771015751 7C6 GE used/like new 1949 in white box (95/60) https://tubeworldexpress.com/products/7c6-sylvania-branded-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7c6ray.jpg?v=1571438829 7C6 Sylvania branded Raytheon NOS 1950's (1 in stock) https://tubeworldexpress.com/products/112a-rayovac-balloon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/112a2.jpg?v=1571438830 112A Rayovac Balloon engraved base used/very good, internals like a UX-112A RCA (8.5ma) https://tubeworldexpress.com/products/12au6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au6gr.jpg?v=1571438830 12AU6 US Brands NOS (50 in stock) https://tubeworldexpress.com/products/12x4-rca-nos-v8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6726bf9e-cee8-4ae4-9cb3-4138630a6108.jpg?v=1693896420 12X4 RCA NOS 1965 (45/40 and 46/40) https://tubeworldexpress.com/products/12x4-rv5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b6fd30fd-6b49-4774-a165-24e2f21b25f8.jpg?v=1752959869 12X4 RCA branded Westinghouse NOS black plates "D" getter branded 1962 era (49/40 and 50/40) https://tubeworldexpress.com/products/0a3-rca-nos-1970-s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_325d6f2a-f77b-4cd3-8a70-a27598bf81be.jpg?v=1729959838 (!) (Best Value Pair) 0A3 CBS NOS 1960 era same build (neon) https://tubeworldexpress.com/products/0d3-eev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8f92452a-6a91-48f9-9bf0-623d1c80e9b4.jpg?v=1739810129 0D3 Hytron branded Electronic Enterprises NOS 1950 era (argon) https://tubeworldexpress.com/products/3s4-tungsol-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5b71013e-3f79-4ae5-9ff1-fa15e466e6e9.jpg?v=1672852006 (!!!) (Best Pair) VT-174=3S4 Tungsol NOS 1943 (100/60 and 100/60) https://tubeworldexpress.com/products/300a-western-electric-engraved-base-circa-1933 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2fa692bf-2ae3-451e-91ae-d86f560b5c22.jpg?v=1720477988 (!!!!) (RARE SINGLE) 300A Western Electric Engraved Base circa 1933 (60ma @ 300Vplate) (payment via wire transfer or credit card) (FREE shipping) https://tubeworldexpress.com/products/12bh7a-gev3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_00aebadf-6dd7-4d32-9312-44e74b6725ee.jpg?v=1735599663 12BH7A GE gray oval plates used/good "U" getter 1950's (7.6/7.8ma) https://tubeworldexpress.com/products/12bh7a-toshiba-bell-and-howell 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12bh7abell.jpg?v=1571438832 (!) 12BH7A Toshiba rebranded "Bell and Howell Schools" like new 1960's (9/10.4ma) https://tubeworldexpress.com/products/12bh7-ts-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_fae63a6a-9f91-46fd-bef2-d2493ce025b2.jpg?v=1767681763 (!!!!) (Single) 12BH7 Tungsol branded Shield gray oval plates "U" getter halo NOS 1961 (11.8/16.5ma) (Highest mA and Gm) https://tubeworldexpress.com/products/6sn7gt-hytron-nos-1948-7-7-8-5ma-single-slightly-microphonic 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sn7hy48.jpg?v=1571438832 (slightly microphonic) 6SN7GT Hytron NOS 1948 (7/8ma) https://tubeworldexpress.com/products/6sn7gtb-realistic-lifetime-japan-nos-tall-gray-ribbed-plates-1960s-copper-grid-posts 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sn7japan1.jpg?v=1571438832 (!!) 6SN7GTB Realistic JAPAN NOS tall gray ribbed plates 1960's (8/8.2ma) https://tubeworldexpress.com/products/6sn7gt-sylvania-1951 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f0fb3fbe-bf8d-41ca-8a76-a9d5ddac8ce9.jpg?v=1739396314 (!!!) (Best Value) 6SN7GT Sylvania used/good 1951 (7.8/12ma) https://tubeworldexpress.com/products/6gm5-sylvania-rebranded-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_ec793dbd-9b54-4757-87df-5969a9cdf85d.jpg?v=1740778551 6GM5 Sylvania rebranded GE NOS 1966 (64.5ma) https://tubeworldexpress.com/products/6k6gt-rca-1954-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_225fd8a5-8003-425b-841b-b572c13b3c3e.jpg?v=1581797004 6K6GT RCA used/good 1954 small hairline crack in base (35ma) https://tubeworldexpress.com/products/m8137-cv4004-12ax7-mullard-branded-philips-box-plates-nos-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7f8abf68-fb1c-484c-8030-a7249a96afe2.jpg?v=1681333336 (!!!!!) (Recommended Single) M8137=CV4004=12AX7 Mullard branded Philips box plates NOS 1966 (Gm=1500/1400 and 1.0/0.8mA) https://tubeworldexpress.com/products/6fq7-sylvania-nos-pair-5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2eed45b9-089a-4e6d-a7c7-f767339ae1f5.jpg?v=1662661563 (!!!) (Recommended Pair) 6FQ7 Sylvania NOS 1970's same build (6.4/6.8ma and 6.4/6.4ma) https://tubeworldexpress.com/products/5v4ga-rca-nos-1958-tilted-glass 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_cd859262-e699-4c80-bbc7-9168c99693d6.jpg?v=1759868672 (!!!) (Best Single) 5V4GA RCA black plates NOS 1958 slightly tilted glass (62/40 and 62/40) https://tubeworldexpress.com/products/809-rca-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_09679e1a-1669-44e6-9150-b90966819f2d.jpg?v=1709765879 809 RCA used/good 1957 (53/42) https://tubeworldexpress.com/products/1l6-sylvania-nos-1950-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_18c69080-b3ea-4ac3-a1c1-f9c6a46ca21d.jpg?v=1618572899 (!!!!) (Best Pair) 1L6 Sylvania NOS 1950 same date codes (20/16 and 19/16) https://tubeworldexpress.com/products/5881-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_742f8936-e959-4f47-83f6-10ea0a306dc7.jpg?v=1695266130 (!) (Recommended Single) 5881=6L6WGB GE NOS 1960's (72.5ma) https://tubeworldexpress.com/products/us-navy-cnu-1626-national-union-nos-1940s-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_939bb461-fb16-4773-9701-88e54f0c295e.jpg?v=1669702203 (!) (Best Value Pair) US Navy-CNU-1626 National Union NOS 1940's (30ma and 32.5ma) https://tubeworldexpress.com/products/7586-rca-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a809d40e-79de-45db-a51a-cf3dbf4807b3.jpg?v=1678314093 7586 RCA nuvistor NOS 1956 (102/60) https://tubeworldexpress.com/products/7587-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7587r1.jpg?v=1571438835 7587 RCA NOS 1950's original boxes (18 in stock) https://tubeworldexpress.com/products/6bm8-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_196b0fe9-b4ce-48b4-ace0-400d2bf4c300.jpg?v=1766005483 (!) (Best Single) 6BM8 Sylvania NOS 1970's (2.5/58ma) (highest Ma and Gm) https://tubeworldexpress.com/products/6ew7-hitachi-japan-branded-westinghouse-big-bottle-nos-1970-era-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6f0ff6b7-661c-4e2c-b608-2c74297db05e.jpg?v=1638829133 (!!!) (2nd Best Pair) 6EW7 Hitachi Japan branded Westinghouse BIG BOTTLE NOS 1970-1971 (4.9/5.2ma and 59/56ma) https://tubeworldexpress.com/products/6sl7wgt-sylvania-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_815fdad1-2110-40f8-86a9-fdad8ac1639b.jpg?v=1765650124 (!!!) (Good Value Pair) 6SL7WGT Sylvania NOS 1970's (2.1/1.6ma and 1.7/1.8ma) 1-5% matched https://tubeworldexpress.com/products/jw-6028-408a-western-electric-d-getter-nos-1954 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1a9dbe9e-4ac1-4a7d-b170-ccdedc9a8e35.jpg?v=1681766838 (!!!) (Best Single) JW-6028=408A Western Electric "D" getter NOS 1954 (105/60) https://tubeworldexpress.com/products/6x4wa-ge-black-plates-rebranded-national-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5ccb45d2-68a0-4dd4-ae60-0b70164e5f49.jpg?v=1677910267 6X4WA GE black plates rebranded National NOS (55/40 and 56/40) https://tubeworldexpress.com/products/copy-of-6x4-ge-gray-plates-d-getter-nos-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6x4nu.jpg?v=1571438838 6X4 National Union "D" getter halo tests like new 1955 (56/40 and 58/40) https://tubeworldexpress.com/products/6x5gt-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_cf3c394d-b3c0-47d4-8d3f-6b90435a8991.jpg?v=1692371921 6X5GT RCA branded Raytheon NOS 1950's (51/40 and 52/40) https://tubeworldexpress.com/products/6350-sylvania-black-plates-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1815537b-5ac8-4b2f-8a4a-a4690c8d18ca.jpg?v=1573070932 (!!) (Recommended Single) 6350 Sylvania black plate NOS "U" getter halo 1957 (9/10ma) https://tubeworldexpress.com/products/6350-sylvania-black-plates-1950s-v8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6350syl2820.jpg?v=1571438838 6350 Sylvania black plates NOS, "U" getter halo 1956, faded printing (11.5/14.5ma) https://tubeworldexpress.com/products/282a-we-balloon-engraved-base-like-new-good-1-5-getter-circa-1935-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/282ln.jpg?v=1571438838 282A WE Balloon engraved base, like new, good 1.5" getter circa 1935 (sold out) https://tubeworldexpress.com/products/8068-ge-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0852d50d-fde7-4846-a180-1ac37a3a130c.jpg?v=1723268798 (!!!!) (BEST OVERALL Pair) 8068 GE NOS 1983 (46ma and 46ma) https://tubeworldexpress.com/products/8068-ge-tan-brown-base-like-new-1963-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8068tan.jpg?v=1571438838 (!!) (Best Value) 8068 GE tan/brown base like new 1963 (48ma) (highest testing single) https://tubeworldexpress.com/products/8000-cetron-nos-1978 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8000.jpg?v=1571438838 8000 Cetron like new in excellent condition, large getter, high emission 1978 (8000=810 with lower Mu) https://tubeworldexpress.com/products/7591-westinghouse 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e1d6e9e1-cac8-450a-a194-90f71503c3c0.jpg?v=1723232903 7591 Fisher Westinghouse used/good/75% 1963 (43.5ma, Gm=7450) https://tubeworldexpress.com/products/7591-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_4a5603b3-bf43-4321-8918-901ac7fed4d8.jpg?v=1714627295 7591 Tungsol used good 1963 (55ma, Gm=8100) https://tubeworldexpress.com/products/6922-e88cc-tungsram-hungary-nos-1979-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6538a708-6139-4531-9b8b-dce5ab9d6869.jpg?v=1627605754 (!!!) (BEST VALUE SINGLE) 6922=E88CC Tungsram Hungary NOS 1979 (12.2/12.8ma) https://tubeworldexpress.com/products/417a-we-1959 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/f52984.jpg?v=1571438840 F-52984=417A Western Electric used/good 1959 (20ma and Gm=18,100) https://tubeworldexpress.com/products/5726-6al5-sylvania-jan-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5726.jpg?v=1571438840 5726=6AL5 Sylvania and GE JAN NOS (200 in stock) https://tubeworldexpress.com/products/jan-807-rca-black-plate-nos-1971-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/807awa72.jpg?v=1571438840 807 Radiotron Australia by Amalgamated Wireless Valve (AWA) used/like new, flaked getter (72ma) https://tubeworldexpress.com/products/3b28-ee 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ecb57cea-5007-499f-8589-f8eaa2e1ab42.jpg?v=1735957457 3B28 Electronic Enterprises NOS 1960 (79/40) https://tubeworldexpress.com/products/6bl7gt-ge-pair-10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_04803f5e-8dec-4cae-bad8-bf45449704fd.jpg?v=1732087955 (!!!!) (Best Pair) 6BL7GT GE "D" getter NOS 1957 same build (34/36ma and 37/32ma) https://tubeworldexpress.com/products/6sk7-metal-can-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_93a6513e-70e8-48ba-a73a-ebb2ea6b09de.jpg?v=1643322789 6SK7 GE metal NOS 1977 in Sylvania box (8.2ma) https://tubeworldexpress.com/products/6sq7-metal-can-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_047b10f0-0cf1-4ea6-b0fb-491d7eb66455.jpg?v=1621870517 6SQ7 GE metal can NOS (1 in stock) https://tubeworldexpress.com/products/6sf5gt-rca-nos-1-pair 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12x4-sylv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_4ed10551-5271-4c10-9eed-7a2ae6b712ef.jpg?v=1752101305 12X4 Sylvania black plates "O" getter NOS early 1960's (49/40 and 50/40) https://tubeworldexpress.com/products/jhs-12at7-sylvania-black-plate-d-getter-1953 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_52ca4a6c-eeb1-4fc5-b59a-2a74d51dc009.jpg?v=1616009317 (!!) (slightly microphonic) JHS-12AT7 Sylvania black plate "D" getter 1953 (11.2ma/11.2ma) 1% section balance https://tubeworldexpress.com/products/6ha5-6hm5-ec900-amperex-holland-globe-logo-nos-in-white-boxes-1971-1972-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ha5amp.jpg?v=1571438842 (!!!) (Best Pair) 6HA5=6HM5=EC900 Amperex Holland "Globe Logo" NOS in white boxes 1971-1972 (12.0ma and 12.8ma) https://tubeworldexpress.com/products/6ha5-6hm5-ge-nos-1960-s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6hm5p1.jpg?v=1571438842 (!!) (#1 6HM5 Japan Pair) 6HA5=6HM5 Hitachi Japan branded RCA NOS 1970's (14.5ma and 15ma) (Highest Ma and Gm) https://tubeworldexpress.com/products/713a-western-electric-by-tungsol-nos-pair-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6cb1c250-9bdb-474d-bc8b-f54d0b42a1db.jpg?v=1705437707 (!!) (PAIR) 713A Western Electric by Tungsol NOS 1942-1943 (6.2ma and 6.3ma) https://tubeworldexpress.com/products/14c7-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/14c7.jpg?v=1571438842 14C7 US Brands NOS (2 in stock) https://tubeworldexpress.com/products/ecl82-valvo-holland-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ea4bcab9-1dbc-4f85-882c-9fb17b6e6dd5.jpg?v=1742907084 (!!) (SINGLE) 6BM8=ECL82 Valvo Holland used/good 1960 (1.9ma/34ma) https://tubeworldexpress.com/products/em34-cv394-mullard-nos-early-1950-s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e071a479-1592-4571-86dd-05979d631b8a.jpg?v=1581195580 EM34=CV394 Mullard Germany NOS early 1950's (1 in stock) https://tubeworldexpress.com/products/6550a-ge-used-good-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4fce4db1-a4b8-4bc4-9a00-cc1c671a517b.jpg?v=1602913998 6550A GE stapled plates used/good 1980's (115ma) https://tubeworldexpress.com/products/jan-6080wc-philips-nos-1982 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/6f8grca_06da7130-b864-4afd-bb65-fe96c4425d8f.jpg?v=1771629160 JAN-6080WC Philips JAN NOS 1982 (102/142ma) https://tubeworldexpress.com/products/922-photocell-cartridge-type-nos-set-of-5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/922.jpg?v=1571438846 922 Photocell Cartridge Type NOS (set of 5 NOS) https://tubeworldexpress.com/products/copy-of-922-photocell-cartridge-type-nos-set-of-5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/922rca.jpg?v=1571438846 922 Photocell Cartridge Type NOS (5 in stock) https://tubeworldexpress.com/products/el34-mullard-uk-xf2-used-good-pair-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e5fbd5fd-30e5-47ff-b0f0-b9bc1b4cd168.jpg?v=1697678806 (Good Value Pair) EL34 Mullard UK XF2 single halo used/good 1969-1972 (83.6ma and 85.6ma) https://tubeworldexpress.com/products/cx-1344-215a-western-electric-nos-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/215a_cw.jpg?v=1571438847 CW-1344=215A Western Electric NOS original box - strong emission (1 tube) (rare) https://tubeworldexpress.com/products/244a-we-nos-st-14-engraved-base-1930s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/244ap1.jpg?v=1571438847 (!!!) (Best Pair) 244A Western Electric NOS ST-14 "Engraved Base" 1930's - 1940 (4.1ma and 5ma) (close Gm) https://tubeworldexpress.com/products/1625-national-union 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ceae195a-4d17-4667-9823-6a2e00602b25.jpg?v=1608075363 (!!!) (Best Pair) 1625 National Union NOS 1944 (90/40 x 2 tubes) https://tubeworldexpress.com/products/837-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/837.jpg?v=1571438848 837 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/6cw4-sylp4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ef0312bf-6269-4d98-9162-dff9a671ead2.jpg?v=1741804183 (!!) (Best Pair) 6CW4 Sylvania NOS 1960's (120/60 and 120/60) https://tubeworldexpress.com/products/6bl7gta-sylvania-nos-1960s-p14 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_289d8a41-f71a-4254-8386-a1fcfcc2f4c9.jpg?v=1773692137 (!!) (Pair) 6BL7GTA Sylvania branded GE NOS 1968 (37.5/38.8ma and 41/35.6ma) https://tubeworldexpress.com/products/6gy6-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6gy6.jpg?v=1571438848 6GY6 US Brands NOS (45 in stock) https://tubeworldexpress.com/products/6gy8-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6gy8.jpg?v=1571438848 6GY8 US Brands NOS (16 in stock) https://tubeworldexpress.com/products/5823-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5823.jpg?v=1571438848 5823=Z900T NOS (40 in stock) https://tubeworldexpress.com/products/6sn7gtb-raytheon-gray-plates-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_fa975b11-0572-47ca-a5e1-fe25363dfc1c.jpg?v=1770772410 (!!) (Recommended) 6SN7GTB Raytheon gray plates low hours/like new 1960's (9/10ma) https://tubeworldexpress.com/products/3s4-rca-fordom-used-good-1950s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_8cf86e7e-b66c-417e-8a39-33198ae0953f.jpg?v=1672946776 3S4 RCA Fordom used/good 1950's (100/60) https://tubeworldexpress.com/products/copy-of-337a-we-large-punch-used-good-026-1950-on-base-but-date-is-probably-6026-1960-with-6-wiped-off-base-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/337a1966.jpg?v=1571438849 337A WE "large punch" NOS 1966 slightly tilted glass (single) https://tubeworldexpress.com/products/6sn7gtb-ge-pair-9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1ba7c0af-9a0f-4a0d-b4e6-1d138866975b.jpg?v=1710018134 (Read Review) 6SN7GTB GE NOS 1968-1974 (Schiit) https://tubeworldexpress.com/products/6hr6-rca-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_59f9561a-aa39-4d50-85c8-cf2666c8474c.jpg?v=1694359637 6HR6 RCA branded GM Radio NOS 1960's (115/60 and 13ma) https://tubeworldexpress.com/products/6dj8-ecc88-v7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_c876a7f8-16bf-48a5-af4f-5553fdd2aa33.jpg?v=1767795992 (!!!!) (Best Single) 6DJ8=ECC88 Sylvania JAN NOS 1974 (17.0/17.5ma) 1-3% section balance https://tubeworldexpress.com/products/b-5855s-burroughs-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5855s_a209dada-0d0d-46a7-80c1-3f84caca45c7.jpg?v=1571438850 B-5855S Burroughs Japan used 1960's with cut leads (0 in stock) https://tubeworldexpress.com/products/copy-of-b-5853s-burroughs-england-nos-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5853SJ.jpg?v=1571438850 NL-5853S Burroughs JAPAN branded National NOS 1972 https://tubeworldexpress.com/products/6jk6-sylvaniav1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_158ee481-d919-4da8-82fa-557afc550d3f.jpg?v=1754459901 6JK6 Sylvania NOS 1960's (8ma) https://tubeworldexpress.com/products/6sf5-ge-1951 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d9151e93-cbfa-40f1-a2e7-b35074ad5642.jpg?v=1605189331 6SF5 GE used/good 1951 (1.1ma Gm=1200) https://tubeworldexpress.com/products/b-5853s-burroughs-england-japan-nos-1972-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5853snat.jpg?v=1571438850 NL-5853S Burroughs England branded NATIONAL NOS 1977 https://tubeworldexpress.com/products/6sg7-us-brands 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sg7.jpg?v=1571438851 6SG7 US Brands metal can NOS (7 in stock) https://tubeworldexpress.com/products/6sg7gt-glass-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_15b73383-1c4f-441f-98e8-279edea37809.jpg?v=1571438851 6SG7GT US Brand branded International NOS (3 in stock) https://tubeworldexpress.com/products/6sh7-rca-1955 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_94d35107-a909-47d7-9823-0896e3a6a123.jpg?v=1582817690 6SH7 RCA metal can NOS 1955 (10.2ma) https://tubeworldexpress.com/products/6lu8-ge-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6lu8geused.jpg?v=1571438851 6LU8 GE used/good no printing (2.1/49ma) https://tubeworldexpress.com/products/ef89-6da6-telefunken-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_20a2a3fe-e492-4f66-8e0f-8d12f19dcaf1.jpg?v=1608827168 (!!) (Best Sounding EF89) EF89=6DA6 Telefunken Germany <> bottom NOS 1960's (5 in stock) https://tubeworldexpress.com/products/ec88-telefunken-germany-nos-1964-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ea1965ad-49dc-46cb-9314-8d7bba606daf.jpg?v=1658985998 EC88 Telefunken Germany NOS 1964 (16ma) https://tubeworldexpress.com/products/e88c-siemv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e88c67.jpg?v=1571438852 (!!) (Best Overall Single) E88C Siemens Halske Germany NOS 1967 (17.5ma) https://tubeworldexpress.com/products/12au7a-sylp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_38ef6c04-1b81-4f26-8647-e8ee67ab1792.jpg?v=1761611435 (!!) (Best Value Pair) 12AU7A Sylvania NOS 1970-1975 (9.0/9.1ma and 9.0/8.8ma) (Close Gm) https://tubeworldexpress.com/products/5u4g-windsor-by-sylvania-used-good-1948-faded-getter 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6189c190-ff2d-4df0-9314-967190fda2bc.jpg?v=1671687513 (!) 5U4G Windsor by Sylvania used/good 1947 faded getter (54/40 and 56/40) https://tubeworldexpress.com/products/12ae6a-tungsol-nos-1950s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12ae6ats.jpg?v=1571438853 12AE6A Tungsol NOS 1950's (single) https://tubeworldexpress.com/products/copy-of-12ae6a-tungsol-nos-1950s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12ae6ar.jpg?v=1571438853 12AE6A Raytheon NOS 1960's (2 in stock) https://tubeworldexpress.com/products/ech81-6aj8-mullard-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_27d337a5-4fd3-4196-b4f2-d6215f2778b8.jpg?v=1773069258 (!!!) (Best Single) ECH81=6AJ8 Mullard Holland NOS 1962 (6.8ma and 13.5ma) https://tubeworldexpress.com/products/2050-sylvania-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/205052.jpg?v=1571438854 2050 GE burgundy base NOS 1952 (Seeburg) https://tubeworldexpress.com/products/copy-of-2050a-ge-nos-1963-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2050a2.jpg?v=1571438854 2050A GE rebranded Amperex NOS (single) https://tubeworldexpress.com/products/1619-rca-nos-1943-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6ec9b2df-91a0-435d-b52e-5cb0074a1f38.jpg?v=1692860439 (!!!) (Recommended Pair) JAN-1619=VT-164 RCA NOS 1943 some surface rust on metal cans (55ma and 57ma) https://tubeworldexpress.com/products/2050w-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2050w.jpg?v=1571438854 2050W Raytheon NOS (8 in stock) https://tubeworldexpress.com/products/9002 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9002r.jpg?v=1571438854 9002=VT-202 RCA NOS 1940's (0 in stock) https://tubeworldexpress.com/products/9002-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9002u.jpg?v=1571438854 9002 RCA used/good 1940's - 1950 (2 in stock) https://tubeworldexpress.com/products/deforest-audion-isolantite-base-display-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/da1.jpg?v=1571438854 Deforest Audion Isolantite base display tube (single) https://tubeworldexpress.com/products/copy-of-deforest-audion-isolantite-base-display-tube-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/da2.jpg?v=1571438854 Deforest Audion metal base display tube 1920's (single) https://tubeworldexpress.com/products/dv-5-deforest-isolantite-base-used-good-1920s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/dv5.jpg?v=1571438854 DV-5 Deforest Isolantite base used/good 1920's (single) https://tubeworldexpress.com/products/rl2-4p2-lorenz-germany-used-wwii 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/rl24lorenz.jpg?v=1571438854 RL2,4P2 Lorenz Germany used/test good 1940's https://tubeworldexpress.com/products/rv12p4000-valvo-germany 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/RL12P400.jpg?v=1606491490 RV12P4000 Valvo Germany used/like new WWII era 1945 (1 in stock) https://tubeworldexpress.com/products/9004 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9004.jpg?v=1571438854 9004 RCA NOS 1940's (20 in stock) https://tubeworldexpress.com/products/9003 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9003.jpg?v=1571438854 9003=VT-203 RCA NOS 1944 original boxes (51 in stock) https://tubeworldexpress.com/products/9001 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9001.jpg?v=1571438854 9001 US Brands NOS (26 in stock) https://tubeworldexpress.com/products/pz-47-arcturus-blue-display-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/pzdisplay.jpg?v=1571438854 PZ=47 Arcturus Blue NOS low emission (display tube) https://tubeworldexpress.com/products/em81-philips-import-holland-nos-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em81p.jpg?v=1571438854 EM81 Philips Import Holland NOS 1966 (3 in stock) https://tubeworldexpress.com/products/em81-amperex-yugoslavia-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em81amp.jpg?v=1571438855 EM81 Amperex made in Yugoslavia, some are branded Holland (10 in stock) https://tubeworldexpress.com/products/ul41-45a5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ul41.jpg?v=1571438855 UL41=45A5 Miniwatt France NOS 1962-1963 (3 in stock) https://tubeworldexpress.com/products/6dj8-ge-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_64279294-9e20-4878-9449-d31adcae5072.jpg?v=1718923424 (!!) (Recommended Pair) 6DJ8 GE NOS 1974-1980 (13.5/14.2ma and 12.4/13.5ma) https://tubeworldexpress.com/products/253a-western-electric-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/253a_ad699c45-3dd7-4795-81c7-93f83e0d7dfa.jpg?v=1571438855 253A Western Electric 1948 https://tubeworldexpress.com/products/copy-of-12at7-amperex-bugle-france-nos-1963-gm-1925-2025-best-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7france64.jpg?v=1571438855 (!!) (#1 12AT7 France) 12AT7 Philips Miniwatt France NOS 1964 in white box (7.4/7.8ma) https://tubeworldexpress.com/products/copy-of-6v6gt-ge-black-plate-nos-rebranded-westinghouse-1950s-single-42ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v635_4fac49fc-d2ad-4ed3-9588-6b2ea8c637b6.jpg?v=1571438855 6V6GT GE black round plate used/good 1953 hairline crack in base (35ma) https://tubeworldexpress.com/products/6s4a-ge-admiral-nos-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5881b787-1682-4823-b966-105e0a1c927a.jpg?v=1613085881 6S4A GE Admiral NOS 1965 (27.5ma) https://tubeworldexpress.com/products/12at7-brimar-black-plates-1955 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_62b1515a-c366-4c29-891a-0f8109397911.jpg?v=1573671685 (!!) 12AT7 Brimar black plates NOS/70-75% 1955 (5.6/5.8ma) https://tubeworldexpress.com/products/35w4-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c59cf0b5-c865-4471-8e9b-6074343e0a95.jpg?v=1691242679 35W4 GE NOS 1974 (52/40) https://tubeworldexpress.com/products/e81cc-12at7-haltron-england-nos-around-1960-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e81cchal.jpg?v=1571438857 (!!!) (Good Value) E81CC=12AT7 Haltron England NOS around 1960 (8.4/10.2ma) https://tubeworldexpress.com/products/13de7-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/13dr7p1.jpg?v=1571438857 13DR7 Sylvania branded GE NOS (1 pair) https://tubeworldexpress.com/products/6s4a-rca-branded-syl-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f15078fe-ff67-4fa6-96ac-fdb921aefe25.jpg?v=1733957840 6S4A RCA branded Sylvania black plate NOS 1960 era (20.6ma) https://tubeworldexpress.com/products/cv455-ecc81-rft-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_96a0131d-41b5-45d7-9233-9ca07d30a3da.jpg?v=1755750379 (!) (Best Value Single) CV455=12AT7=ECC81 RFT East Germany NOS 1980's (8.4/9.0ma) https://tubeworldexpress.com/products/jtl-26z5w-tungsol-used-tests-very-good-1953-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/26Z5.jpg?v=1571438857 JTL-26Z5W Tungsol used/tests very good 1953 https://tubeworldexpress.com/products/8020-ge-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8020.jpg?v=1571438857 8020 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/7062-amperex-holland-pinched-waist-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bbd8491d-6e71-470b-a204-7dfd8a354a87.jpg?v=1764801234 (!) (Single) 7062=E180CC Amperex Holland "pinched waist" NOS "D" getter 1958 (6.2/4.8ma) https://tubeworldexpress.com/products/7062-amperex-holland-pq-nos-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7062_1962.jpg?v=1571438858 (slightly microphonic) 7062 Amperex Holland "PQ" NOS large "O" getter halo 1962 (6.8/7.0ma) https://tubeworldexpress.com/products/7062-amperex-holland-pq-nos-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7062_1961.jpg?v=1571438858 (slightly microphonic) 7062 Amperex Holland "PQ" NOS large "O" getter halo 1961 (8.6/9.0ma) https://tubeworldexpress.com/products/copy-of-838-ge-1940s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/838.jpg?v=1571438858 (DISPLAY TUBE - DOES NOT WORK) 838 RCA Radiotron around 1940 (DISPLAY TUBE WITH OPEN FILAMENT) https://tubeworldexpress.com/products/copy-of-12au7a-rca-mexico-nos-top-getter-original-boxes-1970s-1-pair-best-value 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fc5413d6-a8e1-4fd6-8beb-1e5ddf3bfb75.jpg?v=1571438858 (!!) 12AU7A RCA CANADA NOS "D" getter halo 1950's tip is chipped (10.0/10.4ma) https://tubeworldexpress.com/products/6bh6-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bh6.jpg?v=1571438858 6BH6 US Brands NOS (20 in stock) (BEST PRICE) https://tubeworldexpress.com/products/866a-ge-low-hours-like-new-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3_f98fac18-fe05-4596-a114-4272a08e8d80.jpg?v=1666849933 866A GE low hours/like new 1940's https://tubeworldexpress.com/products/0b2wa-cbs-nos-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_750211a1-9a35-4203-9d02-8c873f92eeb1.jpg?v=1709588893 (!!!) (BEST PAIR) JHY-0B2WA CBS NOS 1960 (neon gas) (1 pair) https://tubeworldexpress.com/products/5y3gt-russian-made-nos-branded-ultron-1970s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b2cd692e-8274-48b1-bb22-7bd36a0835ed.jpg?v=1692765583 (!!) (Best Value) 5Y3GT Russian made NOS branded ULTRON 1970's (3 in stock) https://tubeworldexpress.com/products/6be6-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/25l6gt-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/25L61.jpg?v=1571438859 25L6GT US Brands NOS (4 in stock) https://tubeworldexpress.com/products/352a-we-nos-1964-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_15c14c93-fc13-479b-bac2-522520409d65.jpg?v=1703254974 (!) (Best Pair) 352A WE NOS 1964 original boxes (1 pair) https://tubeworldexpress.com/products/ez81-mullard-v6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_820b69f4-83fc-4725-9ab1-6dbc20722bbe.jpg?v=1761022752 EZ81 Mullard UK "D" getter used/tests like new 1960-1962 era (56/40 and 57/40) https://tubeworldexpress.com/products/0b2-ge-france-nos-1970-pr 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d33e0e17-b211-4425-921f-d71de8dcf6e7.jpg?v=1667249566 (!) (PAIR) 0B2 GE France NOS 1970 (argon gas) (1 pair) https://tubeworldexpress.com/products/6kd6-sylvania-v9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_71af2485-7674-4270-8dc5-22de6302fcf3.jpg?v=1752095170 (!!!) (Best Single) 6KD6 Sylvania double plates NOS 1960's (130ma) https://tubeworldexpress.com/products/6463-ge-nos-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_95ca534c-1752-49b5-a978-3b0a3861f7e8.jpg?v=1681933878 (!!!) (BEST PAIR #3) 6463 GE NOS 1965 (14.5/12.8ma and 13.5/13.7ma) https://tubeworldexpress.com/products/df96 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/df96.jpg?v=1571438860 DF96=1AJ4 Philips by Valvo Germany NOS 1963 (sold out) https://tubeworldexpress.com/products/ucc85-26aq8-amperex-bugle-boy-holland 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ucc85.jpg?v=1571438860 UCC85=26AQ8 Amperex Bugle Boy Holland NOS 1965 (2 in stock) https://tubeworldexpress.com/products/13cw4-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d3ec6174-d577-4041-9bee-9de107dd7e3b.jpg?v=1571438860 13CW4 RCA NOS 1950's - 1970 (5 in stock) https://tubeworldexpress.com/products/ubc81-14g6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ubc81.jpg?v=1571438860 UBC81=14G6 Brimar France NOS (1 in stock) https://tubeworldexpress.com/products/uf42-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/uf42.jpg?v=1571438860 UF42 Valvo by Mullard 1962 NOS (2 in stock) https://tubeworldexpress.com/products/ucl82-50bm8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/50bm8.jpg?v=1571438860 UCL82=50BM8 NOS (1 in stock) https://tubeworldexpress.com/products/ubf89-19fl8-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ubf89.jpg?v=1571438860 UBF89=19FL8 Valvo by Mullard NOS (2 in stock) https://tubeworldexpress.com/products/12sn7gt-pv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a3cc0c71-562d-498f-b4cd-dcd790850a77.jpg?v=1735856173 (!!) 12SN7GT Sylvania Philco chrome top black plates NOS 1956 (8.2/8.4ma) https://tubeworldexpress.com/products/ec92-6ab4-telefunken-nos-1960s-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_46133e4f-20a4-44c7-83c5-1d1c1ee3cd30.jpg?v=1763577951 (!!!) (Best Pair #2) EC92=6AB4 Telefunken Germany <> bottom NOS 1965-1969 (7.5/7.8ma) (mic) https://tubeworldexpress.com/products/6au5gt-rca-black-plates-nos-1950s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5p1.jpg?v=1571438861 6AU5GT RCA black plates NOS 1950's (1 pair: 54ma and 53ma) https://tubeworldexpress.com/products/6au5gt-rca-black-plates-nos-rebranded-1960s-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5p13.jpg?v=1571438861 (!) (#1 6AU5GT RCA PAIR) 6AU5GT RCA black plates NOS rebranded same build (64ma and 64.5ma) https://tubeworldexpress.com/products/copy-of-6au5gt-sylvania-black-plates-nos-1972-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8e2fb20e-678b-41a5-8658-495b9ce85f7d.jpg?v=1571438861 6AU5GT RCA gray plates NOS 1960 (66ma) https://tubeworldexpress.com/products/47-rca-nos-1940s-reprinted-small-hairline-crack-in-base 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/47rca_c.jpg?v=1571438861 (!) (#1 47 Single) 47 RCA NOS 1940's reprinted - small hairline crack in base (37ma Gm=2700) (highest Ma and Gm) https://tubeworldexpress.com/products/5963-ge-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5963g.jpg?v=1571438861 (!) (Single) 5963=12AU7 GE NOS 1960's (11.6/11.8ma) https://tubeworldexpress.com/products/6be6-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7446d82d-2d5a-4617-ba33-215003145d86.jpg?v=1694756951 6BE6 GE NOS (4 in stock) https://tubeworldexpress.com/products/01a-wards-by-sylvania-used-good-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2930ccef-c55e-4d93-8020-284bf187c984.jpg?v=1648930016 01A Wards by Sylvania used/good 1940's (2.6ma Gm=700) https://tubeworldexpress.com/products/40uf-and-20uf-350v-and-10uf-300v-and-20uf-25v-bendix-fp-chassis-mount-cap-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/bencap.jpg?v=1571438862 40uf and 20uf @ 350V and 10uf/300V and 20uf/25V Bendix FP chassis mount cap NOS (2 in stock) https://tubeworldexpress.com/products/5750-6be6w-ge-5-star-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fad4ee67-574f-4024-a035-15f71ff164fb.jpg?v=1673146012 5750=6BE6W GE 5 Star NOS 1961-1963 (1.2ma) https://tubeworldexpress.com/products/el36-mullard-nos-p1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el36mp3.jpg?v=1571438862 (!) (Recommended Mullard Pair) EL36 Mullard Blackburn UK NOS 1963 - 1968 (93ma and 87ma) https://tubeworldexpress.com/products/12q7g-zenith-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12q7.jpg?v=1571438862 12Q7G Zenith by Sylvania NOS 1946-1947 (36/20) https://tubeworldexpress.com/products/el36-mullard-branded-international-1969-nos-p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_284e9a66-60da-44c3-83b0-4d6dc6a9cfaa.jpg?v=1571438862 (!!) (Recommended Mullard Pair) EL36 Mullard branded International NOS 1969 (82ma and 88ma) https://tubeworldexpress.com/products/df97-mullard-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/df97.jpg?v=1571438862 DF97 Mullard NOS (sold out) https://tubeworldexpress.com/products/copy-of-uf89-12da6-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fd45ea6c-a5b7-46e9-8920-44d9120acc3d.jpg?v=1751056032 UF89=12DA6 Telefunken Germany NOS 1963 (102/60) https://tubeworldexpress.com/products/6dw4-sylvania-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dw4s.jpg?v=1571438862 6DW4 Sylvania NOS (89/60) https://tubeworldexpress.com/products/copy-of-12hg7-12gn7a-rca-clear-top-nos-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12hg7gejapan.jpg?v=1571438863 12HG7=12GN7A GE Japan NOS (1 pair in stock) https://tubeworldexpress.com/products/az11-ultron-germany-nos-1960s-1970s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az11.jpg?v=1571438863 AZ11 Ultron Germany NOS 1960's - 1970's (1 in stock) https://tubeworldexpress.com/products/az12-ultron-germany 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az12_1.jpg?v=1571438863 AZ12 Ultron Germany NOS 1950's rattle inside base from dried glue particles (1 tube) https://tubeworldexpress.com/products/az31-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az31pm.jpg?v=1571438863 AZ31 NOS (8 in stock) https://tubeworldexpress.com/products/az50-valvo-by-mullard-nos-1966-original-box-small-glass-chip-inside-tube-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az50p1.jpg?v=1571438863 (!) (~ Best AZ50 Pair ~) AZ50 Miniwatt Dario France NOS 1954 (rare pair) https://tubeworldexpress.com/products/8-az21-tungsram-nos-loktal-base-black-plates-original-boxes-1940s-25 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/az21.jpg?v=1571438863 AZ21 Tungsram NOS loktal base black plates 1940's (8 in stock) https://tubeworldexpress.com/products/copy-of-jan-cw-705a-we-nos-1940s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/705aray.jpg?v=1571438863 JAN-CRP-705A Raytheon like new 1940's (single) https://tubeworldexpress.com/products/jan-cbop-705a-lewis-and-kaufman-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4388faa8-38b9-4e74-8e43-9861081ebbad.jpg?v=1626265039 (!) (Best Single) JAN-CBOP-705A Lewis and Kaufman NOS (64/40) https://tubeworldexpress.com/products/em84-6f6g-ei-yugoslavia-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_1ea2c8e0-fff8-438b-946f-06f44d6d0a34.jpg?v=1767590715 (!!!) (BEST VALUE) EM84=6FG6 Ei Yugoslavia NOS 1970's (10 in stock) (bright eyes) (SABA, Eico, Nordmende) https://tubeworldexpress.com/products/copy-of-em84-6fgg-tungsol-holland-1963-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em84toyo.jpg?v=1571438864 EM84=6FGG Toyo Japan like new 1960's https://tubeworldexpress.com/products/5870st-burroughs-uk-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5870st.jpg?v=1571438864 5870ST Burroughs UK NOS https://tubeworldexpress.com/products/copy-of-5870st-burroughs-uk-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5870s1.jpg?v=1571438864 5870S National UK NOS by Burroughs (0 in stock) https://tubeworldexpress.com/products/vc12-20-jennings-vacuum-cap-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/vc12-20.jpg?v=1571438864 VC12-20 Jennings vacuum cap (single) https://tubeworldexpress.com/products/5736-westinghouse-1978-display-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5736west1978.jpg?v=1571438864 5736 Westinghouse 1978 display tube open filament https://tubeworldexpress.com/products/12bz7-cbs 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_53624c88-a47f-499e-88ce-50fb11c2463d.jpg?v=1733432539 (!!) (GOOD SINGLE) 12BZ7 CBS NOS large "U" getter 1955-1960 faded printing (1.9/2.5ma) https://tubeworldexpress.com/products/815-rca-nos-1940s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/815.jpg?v=1571438864 815 RCA NOS 1940's (1 in stock) https://tubeworldexpress.com/products/815-rca-1940s-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_bccec12e-a092-40ee-bfc3-c2cefdb46745.jpg?v=1574452119 815 RCA like new a few stress cracks in base https://tubeworldexpress.com/products/814-vt-154-ge-ceramic-base-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_291e8b9b-1812-4b4a-bc45-1fc227793271.jpg?v=1619885256 (!!!) (Recommended) 814=VT-154 GE ceramic base like new 1940's (105ma) https://tubeworldexpress.com/products/814-vt-154-ge-1940s-like-new-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_31f6642f-6122-451a-81f2-c8e0eae9dfdd.jpg?v=1619885781 (!) 814=VT-154 GE brown base like new 1940's (108ma) https://tubeworldexpress.com/products/6v6gt-vt-107a-national-union-coated-glass-nos-1945 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_415288c1-022b-4903-9ebb-d2737ea9d24e.jpg?v=1571438865 (!!) 6V6GT=VT-107A National Union coated glass NOS 1945 (37ma) https://tubeworldexpress.com/products/12sn7gta-ge-branded-westinghouse-low-hours-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_56272dcd-4ac9-49a1-9594-57e59f32ece2.jpg?v=1613682787 12SN7GTA GE branded Westinghouse low hours 1960's (7.0/7.4ma) https://tubeworldexpress.com/products/6dj8-mullv2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_282002a6-2057-41c6-b2fe-e562606673e7.jpg?v=1761082394 (!!!!) (Best Single 1969) 6DJ8 IEC Mullard used/tests like new 1969 (18.2/18.0ma) 1-2% section balance (sweet midrange) https://tubeworldexpress.com/products/copy-of-6dj8-brimar-england-like-new-1961-gold-plated-grid-posts-24-24-7ma-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc88br2.jpg?v=1571438866 (!) (microhonic) 6DJ8 Brimar England rebranded IEC Mullard NOS 1966 (12.4/12.0ma) https://tubeworldexpress.com/products/3b28-rcav3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9af5a6c5-03df-41df-93c6-fb465cfb0d6e.jpg?v=1735957298 3B28 RCA NOS 1955 (80/40) https://tubeworldexpress.com/products/1l6-sylvania-nos-1957-smeared-printing-in-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1l6s.jpg?v=1571438866 (!) 1L6 Sylvania NOS 1957 smeared printing (20/16) https://tubeworldexpress.com/products/jrc-5751-rca-black-plates-1950s-v8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7064cdcc-0139-4704-b659-92a96e44102f.jpg?v=1736619854 (!!!) (slightly microphonic) JRC-5751WA RCA black plates triple mica D getter 1957 NOS (2.3ma/2.2ma) (1-3% section balance https://tubeworldexpress.com/products/jrc-5751-rcap1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_3d5e203b-d323-430a-9efd-6cc3daf1e740.jpg?v=1773249953 (!!!) (Best Pair) JRC-5751 RCA NOS black plates double mica 1962 (2.7/2.3ma and 2.7/2.9ma) (similar to Command Series) https://tubeworldexpress.com/products/copy-of-20uf-500vdc-20-500-10-500-10-300-cornell-dubilier-nos-1-375-dia-x-2-6-h-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/TVA4580.jpg?v=1571438867 150uf/300VDC, 100/300, 200/300, 100/25 Sprage Atom Electrolytic Axial Cap NOS (1.375" dia x 4.5" L) (2 in stock) https://tubeworldexpress.com/products/7n7-sylvania-nos-pair-8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_2a4dcb29-9f3a-42ea-8299-a52b4e6eac57.jpg?v=1739226829 (!!!) (Recommended Pair) 7N7 Sylvania NOS branded GE and RCA 1960-1965 (9.4/8.0ma and 8.0/8.4ma) (close Gm) https://tubeworldexpress.com/products/0a2wa-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a2wasyljan.jpg?v=1571438867 JAN-0A2WA Sylvania and Philips NOS 1970's - 1982 (6 in stock) https://tubeworldexpress.com/products/0a4g-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a4.jpg?v=1571438867 0A4G RCA NOS 1940's - 1950's (3 in stock) https://tubeworldexpress.com/products/gb-5727-2d21-sylvania-gold-brand-with-gold-pins-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5727gb.jpg?v=1571438867 GB-5727=2D21 Sylvania "Gold Brand with Gold Pins" NOS (4 in stock) https://tubeworldexpress.com/products/best-pair-jan-crc-30-rca-nos-1940s-l-bracket 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/30rca1.jpg?v=1571438868 (!!) (#4 Type 30 PAIR) USN-CRC-30 RCA NOS 1940's "L" bracket (2.4ma and 2.8ma) https://tubeworldexpress.com/products/30-brimar-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/30brim.jpg?v=1571438868 (!!!) (Best Pair) 30 Brimar BVA made in USA but might be made in UK in white boxes 1940's (3.1ma and 3.3ma) https://tubeworldexpress.com/products/copy-of-30-rca-nos-branded-firestone-air-chief-1946-same-date-codes-recommended-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/30p4.jpg?v=1571438868 (!!) (Recommended Pair) 30 Sylvania like new - same plates - different shape top mica (2.7ma and 2.9ma) https://tubeworldexpress.com/products/30-sylvania-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/30p5.jpg?v=1571438868 (!!) (Best Matched Pair) 30 Sylvania NOS - same plates - different shape top mica 1945-1946 (3.2ma and 3.1ma) 1-2% matched https://tubeworldexpress.com/products/copy-of-best-pair-30-rca-nos-1956-in-rca-boxes-same-date-codes-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e0e302a4-07cd-4321-a1c5-4140dd18530c.jpg?v=1571438868 (!) (#1 Type 30 single) 30 RCA Victor NOS 1940's original box (4.3ma) https://tubeworldexpress.com/products/7-pin-ceramic-bottom-chassis-socket-with-center-ground-post-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_58a16ccc-fe90-43ca-a629-9bedd152e2d6.jpg?v=1585754393 7 pin CINCH ceramic bottom chassis socket with center ground post NOS (3 in stock) https://tubeworldexpress.com/products/7-pin-cinch-ts102c01-ceramic-chassis-mount-with-bayonet-shield-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7pincinchc.jpg?v=1571438868 7 pin CINCH or ELCO or N brand "TS102C01" ceramic chassis mount with bayonet shield NOS (0 in stock) https://tubeworldexpress.com/products/6146w-ge-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a8e2db56-b0f3-4bf2-b3ae-2c97cb681ac1.jpg?v=1727970854 (!!) (Pair) 6146W GE JAN NOS 1987 (82ma and 84ma) https://tubeworldexpress.com/products/6146b-rca-nos-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_78f30a52-8a1b-4b65-b1fe-529b0519d64a.jpg?v=1773786835 (!!!) (Best Pair #2) 6146B RCA NOS 1970's (92ma and 91.5ma) https://tubeworldexpress.com/products/copy-of-272a-western-electric-meshplate-used-good-1951-single-35-25 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2ce2322c-9387-430b-90cb-cba9ee8033ce.jpg?v=1649137481 (!!) (Good Value Pair) 272A Western Electric "meshplate" NOS and used/good 1952-1954 (5.2ma and 5.6ma) https://tubeworldexpress.com/products/272a-western-electric-meshplate-used-1963 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2cd6cdad-7b77-4e8b-a120-d44a5d3d9c50.jpg?v=1649137291 272A Western Electric "meshplate" used/good 1963 (5.0ma Gm=600) https://tubeworldexpress.com/products/272a-western-electric-meshplate-pair-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4ab39aa8-82e6-4da6-ac29-ea4d1cd7eb3e.jpg?v=1649136665 (!!) (Recommended Pair) 272A Western Electric "meshplate" NOS and low hours/like new 1940's - 1951 (6.3ma and 6.4ma) https://tubeworldexpress.com/products/272a-western-electric-nos-meshplate-1961-and-1969-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_85a61155-90de-4314-96ef-c032ead1a08b.jpg?v=1649136521 (!!) (BEST PAIR) 272A Western Electric NOS "meshplate" 1961 and 1969 (6.1ma and 6.4ma) https://tubeworldexpress.com/products/6r8-raytheon-nos-1950s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6r8.jpg?v=1571438868 6R8 Raytheon NOS 1950-1951 (4 in stock) https://tubeworldexpress.com/products/6p5gt-westinghouse-nos-1960-era 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c7923c4e-8fee-4103-9822-2232b8dd8ed0.jpg?v=1613083570 6P5GT Westinghouse NOS 1960 era (62/36) https://tubeworldexpress.com/products/6p5gt-tungsol-1947-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0bc6618d-0b9a-4459-858e-0a8972d21745.jpg?v=1624854954 6P5GT Tungsol NOS 1947 (5.6ma Gm=1450) https://tubeworldexpress.com/products/6p5g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1e5bc967-1419-4965-a839-6d6719544de4.jpg?v=1624393157 6P5G RCA NOS 1940's (5.7ma Gm=1400) https://tubeworldexpress.com/products/6p5gt-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1aa9f19a-5e02-4256-98ec-8aa6eba31453.jpg?v=1624397784 6P5GT Sylvania NOS 1947 (5.0ma Gm=1400) https://tubeworldexpress.com/products/5r4gyb-rca-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a0f40b69-eee2-45fc-91ea-f6b2a43bd992.jpg?v=1734475028 5R4GYB RCA used/strong 1970 (52/40 and 54/40) https://tubeworldexpress.com/products/9-pin-black-bakelite-pc-mount-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9pinblackpc.jpg?v=1571438869 9 pin black bakelite PC mount NOS (0 in stock) https://tubeworldexpress.com/products/5z3g-rca-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_821ee020-9e26-4775-9b7f-c6b7c20de1c3.jpg?v=1727963572 (!!) (SINGLE) 5Z3G RCA NOS 1957 (10 in stock) (special price) https://tubeworldexpress.com/products/6a8g-tungsol-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2d4d9075-44a0-40aa-ae8c-db634468bc4e.jpg?v=1642701884 6A8G Tungsol NOS 1950 era (43/29) https://tubeworldexpress.com/products/6a8mg-france-nos-in-large-metal-cans 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6a8mg.jpg?v=1571438869 6A8MG France NOS in large metal cans (25 in stock) https://tubeworldexpress.com/products/6no30-amperite-delay-relay-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6no30_2.jpg?v=1571438869 6NO30 Amperite time delay relay NOS (sold out) https://tubeworldexpress.com/products/0a3-gev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6c8a4fd6-eb72-465c-9f1b-3bc927745a3a.jpg?v=1764705428 0A3 GE NOS 1963 slightly tilted glass (neon) https://tubeworldexpress.com/products/0c3-gep2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_256152f8-fea5-4e34-a0d6-e8bd4fba2b3d.jpg?v=1765228191 (!!) (Pair) 0C3 GE NOS 1976 (argon) https://tubeworldexpress.com/products/0c3-rca-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_30180cb4-da8f-438e-8ffe-2b5c703c76fc.jpg?v=1702230834 0C3 RCA NOS 1951 argon https://tubeworldexpress.com/products/7868-rp7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_572c1acb-1ad0-47fb-baee-dcee76624eac.jpg?v=1753206939 (!!!) (Best Pair #2) 7868 RCA Relco like new and RCA used/good 1970 era (55ma and 51.8ma) https://tubeworldexpress.com/products/5881-international-japan-black-plate-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5881japan.jpg?v=1571438870 5881 International Japan black plate NOS 1960's (70ma) https://tubeworldexpress.com/products/5879-sylvaniav4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8613e1ae-89dc-4cfd-95e4-9bacc10fb7e0.jpg?v=1749053202 5879 Sylvania branded RCA NOS 1977 (1.4ma) https://tubeworldexpress.com/products/7408-6v6gt-russian-nos-branded-international-1970s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/740842.jpg?v=1571438870 7408=6V6GT Russian NOS branded International 1970's (46.5ma) https://tubeworldexpress.com/products/6an8-rca-black-plates-d-getter-halo-1958-rebranded-admiral 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_922c80f2-fc09-448e-bee8-035f15f4f5d8.jpg?v=1571438870 (!) 6AN8 RCA black plates "D" getter halo 1958 rebranded Admiral (14.2/10.5ma) https://tubeworldexpress.com/products/0d3-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_315a4c24-83ae-439e-a20c-8c084a05a5e7.jpg?v=1752095033 USN-38250=0D3 RCA like new 1944 reboxed (argon) https://tubeworldexpress.com/products/0c3-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_07343e11-5dc8-46c7-8e21-6a157c923bdf.jpg?v=1702230622 0C3=VR105 RCA used/good 1940's https://tubeworldexpress.com/products/6627-0b2wa-tungsol-chatham-nos-1950s-smaller-top-getter-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6627ts2.jpg?v=1571438871 6627=0B2WA Tungsol Chatham NOS 1950's (0 in stock) https://tubeworldexpress.com/products/5651wa-sylvania-jan-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_153f77ec-96b1-4070-8e57-b741b0f3e00d.jpg?v=1571438871 5651WA Sylvania JAN 1980-1982 Diode Voltage Reference (8 in stock) https://tubeworldexpress.com/products/copy-of-0c3a-sylvania-nos-1970s-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0c3asu.jpg?v=1571438871 0C3A Sylvania used/like new 1970's (single) https://tubeworldexpress.com/products/0c3w-marsh 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_804bdab3-8b40-46db-be9e-6b43308d4122.jpg?v=1752610707 0C3W Tungsol branded Marshall NOS 1968 (high stability 0C3) https://tubeworldexpress.com/products/0c3w-tungsol-rebranded-0c3-national-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9f55b063-244f-41bc-9d83-175075869805.jpg?v=1677645942 0C3W Tungsol rebranded 0C3 National NOS (1 in stock) (argon) https://tubeworldexpress.com/products/c3m-siemens-germany-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b2f74bbe-854e-4ef2-b0a1-913a118ebd01.jpg?v=1717702160 C3M Siemens Germany stamped top NOS 1950's (80/30) https://tubeworldexpress.com/products/6ew7-ge-philco-big-bottle-black-plates-nos-1964-4-8-62ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b9029675-b9c5-4b7b-b124-4f6b293a3d6e.jpg?v=1703657660 (!!) 6EW7 GE PHILCO BIG BOTTLE black plates NOS 1964 (4.8/62ma) https://tubeworldexpress.com/products/copy-of-6ew7-sylvania-big-bottle-nos-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ew7ru.jpg?v=1571438872 6EW7 Daystrom by RCA BIG BOTTLE used/70-80% 1960's (4.5/32ma) https://tubeworldexpress.com/products/copy-of-best-pair-c3m-valvo-branded-philips-nos-original-boxes-1960-1962-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/c3m20.jpg?v=1571438872 C3M Valvo branded Philips NOS early 1960's (20ma) https://tubeworldexpress.com/products/329a-western-electric-1972-p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/329a10.jpg?v=1571438872 329A Western Electric NOS 1972 (1 Pair: 33.6ma and 35.2ma) https://tubeworldexpress.com/products/5z3g-rca-1954 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_18757076-f5c6-4a9c-8766-fda7c0f0099b.jpg?v=1648561983 (!!!) (Recommended Single) 5Z3G RCA NOS 1954 (58/40 and 60/40) https://tubeworldexpress.com/products/6da5-em81-matsushita-japan-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em81mat.jpg?v=1571438872 6DA5=EM81 Matsushita Japan NOS 1960's (3 in stock) https://tubeworldexpress.com/products/em85-6dh7-lorenz-germany-nos-1950s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em85.jpg?v=1571438872 EM85=6DH7 Lorenz Germany NOS reboxed 1950's "D" getter halo - printing is faded off glass (sold out) https://tubeworldexpress.com/products/em4-philips-miniwatt-holland-gold-coated-glass-original-boxes-1950-1955 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em4pm.jpg?v=1571438872 EM4 Philips Miniwatt Holland gold coated glass - original boxes 1950-1955 (bright eyes) (3 in stock) https://tubeworldexpress.com/products/em4-philips-tronal 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em4tron.jpg?v=1571438872 EM4 Tronal Philips Austria NOS red coated glass 1955 (bright green eye) https://tubeworldexpress.com/products/em4-miniwatt-dario-france 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em4dario2.jpg?v=1571438872 EM4 Miniwatt Dario France use/tests like new "clear glass" 1950's (yellow eye) https://tubeworldexpress.com/products/um80-valvo 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/4_8893b3e4-d99a-4a56-b3de-a3bd0eec544d.jpg?v=1699121253 UM80 Valvo Holland tuning eye NOS (2 in stock) https://tubeworldexpress.com/products/448a-western-electric-tipped-top-used-test-like-new-set-of-10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/448atipln.jpg?v=1571438872 (1 set of 10 tubes) 448A Western Electric "TIPPED TOP" used/test like new 85-95% with "D" getter 1960's https://tubeworldexpress.com/products/copy-of-448a-western-electric-smooth-top-used-test-like-new-85-95-output-with-o-getter-1968-1976-10-for-450-unmatched 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/448adln.jpg?v=1571438872 (1 set of 10 tubes) 448A Western Electric "SMOOTH TOP" used/test like new/85-95% output with "D" getter 1960-1971 https://tubeworldexpress.com/products/448a-western-electric-smooth-top-used-very-good-with-o-getter-1971-1972-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/448ap6_778f75f2-3649-49de-a7fe-814e3c4b66c3.jpg?v=1571438872 (!!!) (Best Pair #2) 448A Western Electric "tipped top" used/tests like new D getter halo 1965-1966 reboxed (30ma and 31.8ma) (close Gm matching) https://tubeworldexpress.com/products/copy-of-448a-western-electric-smooth-top-used-very-good-with-o-getter-1971-1972-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/448ap5.jpg?v=1571438873 (!!) (Recommended Pair) 448A Western Electric tipped top used/good 1965 same date codes (26ma and 27.5ma) (close Gm matching) https://tubeworldexpress.com/products/12au7-mullard-used-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3_4911eec8-789a-4611-addf-13a12b83e0b6.jpg?v=1571438873 (!!!) 12AU7WA Mullard branded Chelmer Valve used/good 1961 (7.7/8.8ma) https://tubeworldexpress.com/products/copy-of-12au7-ecc82-brimar-used-like-new-ribbed-plates-like-mullard-1960s-gm-1420-1450 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au7tronix.jpg?v=1571438873 12AU7=ECC82 Brimar branded Tronix tall narrow plates used/good 1960 (6.4/7.2ma) https://tubeworldexpress.com/products/6gj5-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_a8ccb858-122b-4ef9-9c01-cb80cfcc4586.jpg?v=1766183437 6GJ5 SYLVANIA BRANDED DUMONT NOS (60ma) https://tubeworldexpress.com/products/5516-cbs-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_fbe47531-9137-43fb-9bde-90a705e4da5a.jpg?v=1770924223 5516 CBS NOS (0 in stock) https://tubeworldexpress.com/products/5642-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_962c4a9a-e9cf-4d3b-93d8-032ee9805282.jpg?v=1696187875 5642=DY70 US Brands NOS (40 in stock) https://tubeworldexpress.com/products/6350-ge-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_8ff926ca-0660-4546-90bb-818d4e211b66.jpg?v=1768423358 (!!) (Single) 6350 GE black ribbed plates NOS 1968 (9.0/9.2ma) https://tubeworldexpress.com/products/5583-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5583.jpg?v=1571438874 5583 US Brands NOS (7 in stock) https://tubeworldexpress.com/products/50a1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/50a1.jpg?v=1571438874 50A1=D5TF30 Hytron Ballast NOS (0 in stock) https://tubeworldexpress.com/products/50b5-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_217fbb09-d513-4e4f-b7f1-4d5c7399cef3.jpg?v=1668663848 50B5 used/good (1 in stock) https://tubeworldexpress.com/products/copy-of-c3m-valvo-branded-philips-nos-early-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/c3m24.jpg?v=1571438874 C3M Valvo branded Philips NOS early 1960's (24ma) https://tubeworldexpress.com/products/50l6gt-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/50l6ge.jpg?v=1571438874 50L6GT GE NOS 1949-1951 (6 in stock) https://tubeworldexpress.com/products/48 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/48_92b9542b-2c37-44bc-b594-fb80cd873cd8.jpg?v=1571438874 (READ REVIEW) 48 US Brands NOS (4 in stock) https://tubeworldexpress.com/products/12b4a-gp4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_68f469ee-0a6e-4a24-928d-8870f7205500.jpg?v=1735865067 (!!!!) (Pair) 12B4A GE NOS rebranded Raytheon and RCA 1960's (35ma and 37.5ma) (same Gm) https://tubeworldexpress.com/products/6au4gta-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_e89b12b7-ea3c-481c-94a7-eb7ec139909d.jpg?v=1765914504 6AU4GTA RCA coin-base NOS 1970's (91/60) https://tubeworldexpress.com/products/4c35-kuthe-labs-made-for-marconi-1951-low-hours-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3_bc799320-beb6-4c54-91b5-f29791dbb166.jpg?v=1626702552 4C35 Kuthe Labs made for Marconi 1951 low hours/like new https://tubeworldexpress.com/products/copy-of-12hg7-12gn7a-raytheon-japan-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12gn7age.jpg?v=1571438874 (!) 12HG7=12GN7A GE USA NOS (62ma and 66ma) https://tubeworldexpress.com/products/12b4a-ge-p9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8b6d3db3-874a-4558-8c70-703d3f42fcf2.jpg?v=1734154514 (!!) (Recommended Pair) 12B4A GE NOS 1960's - 1970's same build (30ma and 30.5ma) https://tubeworldexpress.com/products/80uf-350-100-350-10-300-20-50-sprague-fp-cap-in-white-box-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/metcap11.jpg?v=1571438875 80uf/350, 100/350, 10/300, 20/50 Sprague FP cap in white box (3 in stock) https://tubeworldexpress.com/products/copy-of-80uf-350-100-350-10-300-20-50-sprague-fp-cap-in-white-box-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/sang.jpg?v=1571438875 20uf/450V, 20/450, 20/25, 15/25 Sangamo FP cap NOS 2"H x 1.375" https://tubeworldexpress.com/products/6ax3-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5541-68-delco-radio-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5541.jpg?v=1571438875 5541=6R8 Delco Radio NOS (4 in stock) https://tubeworldexpress.com/products/5608a-tungsol-nos-made-for-barber-colman-1959-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5608a_4.jpg?v=1627330528 5608A Tungsol NOS made for Barber Colman (Wheelco Instruments) 1959-1971 (0 in stock) https://tubeworldexpress.com/products/5581-rca-photocell-for-sound-nos-1959-single 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5517-raytheon-nos-1950-single 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/rl12p35-telefunken-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/RL12P35.jpg?v=1571438875 RL12P35 Telefunken Germany Wehrmacht NOS 1944 (103.5ma) (tested on Amplitrex) https://tubeworldexpress.com/products/jlrv-12at7wa-6201-ge-canada-gray-plates-triple-mica-u-getter-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ef6e5178-35df-4264-83e2-76f9af4d1ae6.jpg?v=1628107299 (!!) (Recommended Single 1961) JLRV-12AT7WA=6201 GE Canada gray plates triple mica "U" getter NOS 1961 (9/12ma) https://tubeworldexpress.com/products/copy-of-good-value-jg-12at7wa-6201-ge-black-plates-triple-mica-u-getter-like-new-1955-gm-1870-1940 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/620155.jpg?v=1571438876 (!) JG-12AT7WA=6201 GE black plates triple mica "U" getter used/strong 1955 (10ma/15ma) https://tubeworldexpress.com/products/12at7wa-6201-ge-1950s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/620158.jpg?v=1571438876 (!) (~ Best Value ~) JG-12AT7WA=6201 GE gray plates triple mica "U" getter low hours/like new 1958 (8.8/10.6ma) https://tubeworldexpress.com/products/copy-of-jg-12at7wa-6201-ge-gray-plates-triple-mica-u-getter-used-like-new-1958-gm-1880-1910 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/62011750.jpg?v=1571438876 6201=12AT7 GE "5 STAR" used/good triple mica "U" getter halo, copper grid posts, gray plates, 1957 (6.2/7.8ma) https://tubeworldexpress.com/products/copy-of-best-value-jg-12at7wa-6201-ge-black-plates-triple-mica-u-getter-like-new-1955-gm-1870-1941 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7wa63.jpg?v=1571438876 (!) JG-12AT7WA=6201 GE NOS gray plates 1963-1964 (7ma/7.2ma) https://tubeworldexpress.com/products/copy-of-jg-12at7wa-6201-ge-like-new-gray-plates-1963-gm-1900-1980 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7wa65.jpg?v=1571438876 12AT7WA=6201 GE NOS gray plates 1965 (7.8ma/10.6ma) https://tubeworldexpress.com/products/12at7-japan-branded-mullard 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7japan1.jpg?v=1571438876 (!!) (Best Value) 12AT7 Matsushita JAPAN rebranded Mullard BVA England NOS copper grid posts 1970's (7.6/7.0ma) https://tubeworldexpress.com/products/copy-of-best-single-ecc81-12at7-mullard-curved-d-getter-halo-copper-grid-posts-nos-1950s-no-date-code-on-glass-gm-1940-2040 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7wa59.jpg?v=1571438876 (slightly microphonic tube) 12AT7WA=CV455 Mullard NOS "curved D getter halo" copper grid posts 1959 perfect printing (8/9ma) https://tubeworldexpress.com/products/copy-of-slightly-microphonic-tube-12at7wa-cv455-mullard-nos-curved-d-getter-halo-copper-grid-posts-1959-perfect-printing-gm-1925-2000 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc8155.jpg?v=1571438876 (slightly microphonic tube) ECC81=12AT7 Mullard NOS "curved D getter halo" copper grid posts 1955 (9.2/10.6ma) https://tubeworldexpress.com/products/best-value-12at7-sylvania-black-plates-nos-1960s-1970s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7p.jpg?v=1571438876 (!) (#1 12AT7 Value) 12AT7 Sylvania branded Philips black plates NOS 1970's (7.6/8.2ma) https://tubeworldexpress.com/products/807-rcap12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b04630e3-fba7-4f01-8de6-4e977e3b81f9.jpg?v=1752043462 (!!!!) (Pair) 807 RCA black plate used/good 1940's (58.5ma and 62ma) https://tubeworldexpress.com/products/36kd6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/36kd6.jpg?v=1571438877 36KD6 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/12at7-knight-by-mullard-nos-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_552ede16-4a41-4b2e-8e8f-e487e779ae74.jpg?v=1630362149 (!!) 12AT7 Knight by Mullard NOS 1966 (8.8/9.4ma) https://tubeworldexpress.com/products/ef804-telefunken-nos-1959 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e42ce292-f950-4215-ab36-45dfa7e62db6.jpg?v=1708123005 EF804 Telefunken Germany NOS 1959 (2.4ma) https://tubeworldexpress.com/products/copy-of-ef804-telefunken-used-like-new-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef8041957.jpg?v=1571438877 EF804 Telefunken NOS made in Berlin 1957 (3.5ma) https://tubeworldexpress.com/products/6ea7-ge-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_324ec22c-14ec-4b72-84ca-4bd8cf1a95de.jpg?v=1675826736 6EA7 GE NOS 1965 (2.4ma/57.5ma) https://tubeworldexpress.com/products/jan-5814a-sylvania-1967-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1cd4efe3-f90e-4f7c-887a-59b7fa8b635c.jpg?v=1686161780 (!!!) JAN-5814A Sylvania NOS 1967 (8.4/9.2ma) https://tubeworldexpress.com/products/6ea7-sylvania-zenith-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c547bbce-49f7-46a7-ae92-e8ec9247b0d2.jpg?v=1731970751 (!!) 6EA7=6EM7 Sylvania coin-base NOS 1970's (1.8/53.6ma) https://tubeworldexpress.com/products/809-rca-1979 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_731ba71d-5b4a-4844-9135-2e12a148e8ab.jpg?v=1709765083 (!) JAN-809 RCA NOS 1979 (52/42) https://tubeworldexpress.com/products/809-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bd68d723-4be4-4989-8039-9d216dc7da1a.jpg?v=1709763703 809 RCA FAA NOS 1963 in white box (64/42) https://tubeworldexpress.com/products/809-rca-ceramic-base-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_57201609-1802-4757-99f8-8f8b5f25f791.jpg?v=1731436598 (!!!) (BEST PAIR) 809 RCA ceramic base like new 1940 era (68/42 and 70/42) https://tubeworldexpress.com/products/ux-4-4-pin-amphenol-brown-micanol-chassis-socket-with-metal-wavy-washer-nos-1950s-nickel-platee-contacts-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4pinwavy.jpg?v=1571438877 4 pin (UX-4) Amphenol brown micanol chassis socket with "metal wavy washer" NOS 1950's nickel plated contacts (0 in stock) https://tubeworldexpress.com/products/4-pin-ef-johnson-123-209-200-for-811a-572b-866a-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/123209200a.jpg?v=1571438877 4 Pin EF Johnson (123-209-200) NOS for 811A / 572B / 866A (1 in stock) https://tubeworldexpress.com/products/4-pin-ef-johnson-122-244-1-ceramic-wafer-socket-nos-reboxed 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef244.jpg?v=1571438877 4-Pin EF Johnson (122-244-1) ceramic wafer socket NOS (0 in stock) https://tubeworldexpress.com/products/4-pin-ef-johnson-123-211-200-bayonet-socket-for-211-805-810-845 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/EF-4.jpg?v=1571438877 4 Pin EF Johnson (123-211-200) BAYONET SOCKET used (for 211/805/810/845) (0 in stock) https://tubeworldexpress.com/products/copy-of-6au5gt-rca-gray-plates-nos-1960-2-single-tubes 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5ray.jpg?v=1571438877 6AU5GT Raytheon Japan gray plate NOS 1960's (single) https://tubeworldexpress.com/products/12av7-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f5f65f17-43d3-46bc-96bf-ea13d7fa2402.jpg?v=1761776876 (!) (Best Single) 12AV7 Sylvania NOS 1960's (19.6/19.2ma) https://tubeworldexpress.com/products/1c21-rca-nos-1964-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1c21.jpg?v=1571438877 1C21 NOS https://tubeworldexpress.com/products/35z5gt-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_f439c780-871c-4d4c-a6c5-c97e3e36b2b3.jpg?v=1768681839 35Z5GT Sylvania chropme top like new 1956 (54/40) https://tubeworldexpress.com/products/6dn7-sylvania-nos-1960s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a71f5103-94b7-425b-becf-47a22085f6dc.jpg?v=1689372080 (Best Single) 6DN7 Sylvania NOS 1960's (60ma/8.3ma) https://tubeworldexpress.com/products/wavy-washer-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/wavy.jpg?v=1571438878 Wavy Washer NOS (30 in stock) https://tubeworldexpress.com/products/0z4-us-brands-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c5fe331e-ccc2-4e1c-9d39-19b26a60c513.jpg?v=1571438878 0Z4 US Brands metal can NOS (6 in stock) https://tubeworldexpress.com/products/12av6-lindal-japan-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_da1cecd0-dd3b-463b-b445-eb627c4cd462.jpg?v=1571438878 12AV6 Lindal Japan NOS (0.9ma Gm=1400) https://tubeworldexpress.com/products/ux226-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_cd27026c-00fb-4e01-a30e-8e1feaa4791a.jpg?v=1661895560 UX-226 RCA Radiotron balloon used/good 1920's (3.7ma Gm=900) https://tubeworldexpress.com/products/jan-6080wc-sylvania-1981-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9432e70f-b0d9-4147-9687-1f2ebf357174.jpg?v=1571438879 JAN-6080WC Sylvania used/good 1981 (81ma/98ma) https://tubeworldexpress.com/products/6e5-ken-rad-1946-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0f766fb8-df5d-4cc5-b020-a973fb68c462.jpg?v=1620246762 6E5 Ken Rad 1946 like new (bright eye) https://tubeworldexpress.com/products/copy-of-best-pair-ef184-6ej7-siemens-rebranded-telefunken-nos-1963-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef184z.jpg?v=1571438879 6EJ7 Zaerix East German NOS 1970's (12ma) strong single https://tubeworldexpress.com/products/ef184-telefunken-bottom-used-good-gray-shield-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_aa723136-89f8-48f8-9b67-60a99dadb83e.jpg?v=1681226808 EF184 Telefunken Germany <> bottom used/good, gray shield 1960's (9.4ma) https://tubeworldexpress.com/products/6sg7y-rca-nos-1960-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sg7y.jpg?v=1571438880 6SG7Y RCA NOS 1960 (6 in stock) https://tubeworldexpress.com/products/ef184-siemens-germany-nos-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e6e4c820-8e58-4cc1-b6d8-ac8c98f174b1.jpg?v=1677821394 (!!) EF184 Siemens Germany NOS 1967 (7ma) https://tubeworldexpress.com/products/6er5-rca-nos-original-boxes-1960s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6er5.jpg?v=1571438880 6ER5=EC95 NOS (3 pairs in stock) https://tubeworldexpress.com/products/6g6g-nu-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_541b336e-680d-46b0-962f-5de7f36cc4bb.jpg?v=1682655892 6G6G National Union NOS 1950's (14.6ma) https://tubeworldexpress.com/products/1b63a-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1b63a.jpg?v=1571438880 1B63A Sylvania NOS https://tubeworldexpress.com/products/jan-crp-2k25-raytheon-nos-factory-sealed-1955-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2k25seal.jpg?v=1571438880 2K25 Raytheon NOS factory sealed 1955 original box https://tubeworldexpress.com/products/jan-crp-2k25-raytheon-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2K25ray.jpg?v=1571438880 2K25 Raytheon NOS 1940's in white box (1 in stock) https://tubeworldexpress.com/products/copy-of-jan-crp-2k25-raytheon-nos-1940s-in-white-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2k25hy.jpg?v=1571438880 2K25 Hytron USA NOS original box 1950's https://tubeworldexpress.com/products/25z6gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e4065bae-819b-4283-a987-05533a0ceeb6.jpg?v=1639437607 25Z6GT US Brands NOS (15 in stock) https://tubeworldexpress.com/products/5z3g-triad-by-rca-used-tests-like-new-1940s-52-40-and-52-40 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_437a10c5-2274-4d47-aacd-d213cda25d1b.jpg?v=1574619647 5Z3G TRIAD by RCA used/tests like new 1940's (52/40 and 52/40) https://tubeworldexpress.com/products/5z3g-rca-used-good-1956 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_093fa3c9-94dc-4e5d-90ad-0a98cde8f65c.jpg?v=1669080643 5Z3G RCA used/good 1956 (46/40 and 48/40) https://tubeworldexpress.com/products/1u4-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7b1853bd-6e49-4a51-8d34-15b23d9d797e.jpg?v=1589816523 1U4 GE NOS 1962 (98/60) https://tubeworldexpress.com/products/1u5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1u5.jpg?v=1571438880 1U5 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-best-holland-single-1-el34-philips-miniwatt-holland-brown-base-low-hours-like-new-1961-single-57ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el34ampxf4X9K.jpg?v=1571438880 EL34 Philips Miniwatt Holland brown base used/good double "D" getters 1959 (70ma) https://tubeworldexpress.com/products/6922-valvo-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_625d3307-829f-4c8d-9fcc-e541841b25b1.jpg?v=1763748754 (!) E88CC=6922 Valvo Holland used/good 1961 (10.2/10.1ma) 1-3% section balance https://tubeworldexpress.com/products/6aq5a-raytheon-japan-nos-1970s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6aq5ajapan.jpg?v=1571438881 6AQ5A Raytheon Japan NOS 1970's (2 in stock) https://tubeworldexpress.com/products/6ax5gt-rca-uv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ecf35daf-eb95-4d97-b46d-d5fa47a20c7a.jpg?v=1736963657 6AX5GT RCA used/good 1962 (51/40 and 52/40) https://tubeworldexpress.com/products/5687-tungsol-rebranded-cbs-black-plates-u-getter-nos-1950s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_95083a66-38d7-4a32-922f-a2418086007f.jpg?v=1710625986 (!!) (Best Single) 5687 Tungsol rebranded CBS black plates "U" getter NOS 1950's (38/48ma) https://tubeworldexpress.com/products/12av7-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c59c428b-1613-493a-b9e8-f8c5a79f8d40.jpg?v=1761687607 (!) (Best Single) 12AV7 RCA black plates NOS 1970's (16/17ma) https://tubeworldexpress.com/products/copy-of-el34-holland-brown-base-used-good-1958-1962-single-39-5ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el34gehollused.jpg?v=1571438881 EL34 GE Holland brown base used/55% 1961 (51ma) https://tubeworldexpress.com/products/6485-6ah6-raytheon-nos-1950s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b022ec17-61e5-442d-b32a-ed989ff12d3b.jpg?v=1571438882 6485=6AH6 Raytheon NOS 1950's pin #3 shorter than other pins https://tubeworldexpress.com/products/el34-philips-holland-brown-base-used-good-1960-era 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9b9d5cbc-5236-4ef9-92ca-7beeac343127.jpg?v=1668465445 (!) (BEST VALUE) EL34 Philips Holland brown base used/good 1960 era (95.5ma) https://tubeworldexpress.com/products/800-vt-64-ge-nos-1948-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/800genos48.jpg?v=1571438882 (!!!) (BEST SINGLE) GL-800=VT-64 GE gray plate NOS 1948 (57ma and Gm=2500) (not a pair) https://tubeworldexpress.com/products/copy-of-800-vt-64-ge-nos-1948-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/800rcagray52.jpg?v=1571438882 (!!) (#2 800 gray plate) 800=VT-64 RCA gray plate NOS late 1940's (47.5ma, Gm=2150) (tested on Amplitrex) https://tubeworldexpress.com/products/copy-of-800-vt-64-rca-gray-plate-nos-late-1940s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9363be7b-1f93-479a-9eb3-287b3a7bf76d.jpg?v=1606577444 800=VT-64 RCA Lab Development tube charcoal black plate used/good 1940 era (42ma, Gm=2150) https://tubeworldexpress.com/products/copy-of-800-vt-64-rca-black-plate-used-1940s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d0ddc927-177f-4b9f-955f-27459795632c.jpg?v=1606577852 800=VT-64 RCA Radiotron charcoal black plate engraved base used 1930's (42ma, Gm=2000) https://tubeworldexpress.com/products/copy-of-best-800-pair-3-800-vt-64-rca-black-plate-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/800rcaln52.jpg?v=1571438882 (!!) (#1 800 black plate single) 800=VT-64 RCA black plate like new 1940's (52ma, Gm=2430) (tested on Amplitrex) https://tubeworldexpress.com/products/copy-of-800-vt-64-rca-black-plate-engraved-base-used-1930s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f8c65a2f-802a-45b8-811d-4f549a980914.jpg?v=1606577608 800=VT-64 RCA DeForest black plate engraved base used/good 1930's (38ma, Gm=1750) (tested on Amplitrex) https://tubeworldexpress.com/products/75pf-60-35-united-electronics-vacuum-cap 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/75cap.jpg?v=1571438882 75pf / 60 / 35 United Electronics vacuum cap (single) https://tubeworldexpress.com/products/copy-of-75pf-60-35-united-electronics-vacuum-cap-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cap250.jpg?v=1571438882 250pf / 60 / 35 United Electronics vacuum cap (single) https://tubeworldexpress.com/products/copy-of-75pf-60-35-united-electronics-vacuum-cap-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cap450.jpg?v=1571438883 450pf / 7500VDC Dolinko & Wilkens vacuum cap VC450-7.5 (6 in stock) https://tubeworldexpress.com/products/50-pfd-32kvolts-eimac-vacuum-cap-vc32-50 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cap50.jpg?v=1571438883 VC50-32 Eimac vacuum cap used (0 in stock) https://tubeworldexpress.com/products/807-rca-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_99857f38-dbc7-4910-b993-744dc03cb1bf.jpg?v=1762270043 (!!!!) (Best Value Pair) 807 RCA NOS and like new black plates 1940's same build (61.5ma and 65.5ma) https://tubeworldexpress.com/products/5933-807w-sylvania-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f03ad81f-be94-4261-b293-23600ec66a9d.jpg?v=1751642868 5933=807W Sylvania double D getter NOS 1952 (60ma) https://tubeworldexpress.com/products/1614-rca-used-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3b46441f-82aa-466f-96a8-0a83ea73fabf.jpg?v=1607533585 1614 RCA used/very good 1961 surface oxidation / rust on metal can (67ma) https://tubeworldexpress.com/products/1616-rca-nos-1940s-pair-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1616p4.jpg?v=1571438883 (!!!) (BEST PAIR) JAN-CYS-1616=1616 Sperti, Inc. NOS made by RCA 1944 (Space Tech Labs power supply STR-104) https://tubeworldexpress.com/products/8-pin-amphenol-american-phenolic-corp-chicago-usa-black-chassis-mount-sockets-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8pinamp.jpg?v=1571438883 8 pin Amphenol = American Phenolic Corp, Chicago, USA, black chassis mount sockets NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-8-pin-ceramic-pc-mount-sockets-with-standard-pins-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8pinpc_b35f0838-34e5-4ce6-ba41-6cd937d88ffa.jpg?v=1571438883 8 pin ceramic pc mount sockets with standard pins (set of 10) https://tubeworldexpress.com/products/9-pin-chassis-mount-sockets-with-gold-plated-mounting-bracket-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9pingold.jpg?v=1571438883 9 pin ceramic chassis mount socket with gold-plated pins and mounting bracket (0 in stock) https://tubeworldexpress.com/products/1l6-sylvania-branded-rca-nos-1953-1954-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_eac6344c-ac9b-4c27-b52e-46fb4615528e.jpg?v=1694359796 (!!!) 1L6 Sylvania branded GE NOS 1973 original box (115/60) https://tubeworldexpress.com/products/6eu7-rca-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_33a00fcf-ac48-495c-a4a4-296d1e03b539.jpg?v=1741669344 (!!!) (Recommended Single) 6EU7 RCA NOS 1967 (53/32 and 60/32) https://tubeworldexpress.com/products/6eu7-ge-nos-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6eu7el.jpg?v=1571438884 6EU7 GE branded as El Menco USA NOS (44/32 and 49/32) https://tubeworldexpress.com/products/6eu7-rca-1970-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_85490d98-5405-4ddc-a143-fddd1154ec05.jpg?v=1712794331 (!) (Recommended Single) 6EU7 RCA NOS 1970's (51/32 and 60/32) https://tubeworldexpress.com/products/copy-of-9-pin-ceramic-chassis-mount-socket-with-gold-plated-pins-and-mounting-bracket-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9pincer1.jpg?v=1571438884 9 pin ceramic TOP chassis mount socket with mounting bracket (1 in stock) https://tubeworldexpress.com/products/4-pin-ceramic-chassis-mount-sockets-for-2a3-and-300b-ux-4-base-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4pinchass.jpg?v=1571438884 4 pin ceramic chassis mount sockets for 2A3, 300B, 45, 50, 811A (UX-4 base) (0 in stock) https://tubeworldexpress.com/products/copy-of-4-pin-ceramic-chassis-mount-sockets-for-2a3-300b-45-50-811a-ux-4-base-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4pingoldchass.jpg?v=1571438884 4 pin ceramic chassis mount sockets with gold plated terminals for 2A3, 300B, 45, 50, 811A (UX-4 base) (0 in stock) https://tubeworldexpress.com/products/5-pin-ceramic-chassis-mount-socket-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5pinchass.jpg?v=1571438884 5 pin ceramic chassis mount sockets for 807 (UX-5 base) (1 in stock) https://tubeworldexpress.com/products/6-pin-ux-6-amphenol-usa-high-grade-black-phenolic-chassis-socket-with-metal-mounting-flange-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6pinwavy.jpg?v=1571438884 6 pin Amphenol black phenolic chassis socket with wavy washer NOS (SOLD OUT) https://tubeworldexpress.com/products/ef22-mullard-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef22.jpg?v=1571438884 EF22 Mullard and Tungsram NOS https://tubeworldexpress.com/products/ef41-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef41v.jpg?v=1571438885 EF41 European Brands NOS (4 in stock) https://tubeworldexpress.com/products/ef42 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef42.jpg?v=1571438885 EF42 NOS (10 in stock) https://tubeworldexpress.com/products/ef83-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_f93a895f-1a4e-4d6b-94c4-eeffea5d70a4.jpg?v=1740521192 EF83 Valvo Germany NOS 1962 (4.7ma Gm=1800) https://tubeworldexpress.com/products/best-value-pair-nl-866a-national-usa-nos-1999-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f4d21706-0a51-4e91-8430-81a57b70fe80.jpg?v=1670967675 (!!!) (Best Value Pair) NL-866A National USA NOS 1999 (58/40 x 2 tubes) https://tubeworldexpress.com/products/6u8a-ge-nos-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_833c3b6b-b31a-4c1e-b6b3-be94a4db785c.jpg?v=1706033517 (!!) (Recommended Single) 6U8A GE Amperex NOS 1974 (13.5ma/10.2ma) https://tubeworldexpress.com/products/7054-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e038fdfa-e0a5-44f1-8cc4-381ce7778208.jpg?v=1571438885 7054=12BY7 RCA NOS (0 in stock) https://tubeworldexpress.com/products/1l4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_25c8778c-e1ce-4403-bbb4-5992d0b55bc0.jpg?v=1571438885 1L4=DF92 Various US Brands NOS (15 in stock) https://tubeworldexpress.com/products/6bc4-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bc41.jpg?v=1571438885 6BC4 NOS (20 in stock) https://tubeworldexpress.com/products/0c3-rv2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3cd78dd8-1e86-4af1-a6b3-5575fb4a96c1.jpg?v=1764801316 0C3 RCA NOS 1974 rattle in base from dried glue particles - argon https://tubeworldexpress.com/products/copy-of-6au5gt-rca-gray-plates-nos-1960-2-single-tubes-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5gep1.jpg?v=1571438885 (!) (- BEST VALUE) 6AU5GT GE gray plates NOS 1960's (1 pair: 55ma and 56ma) https://tubeworldexpress.com/products/2050a-ge-nos-coin-base 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2050acoin.jpg?v=1571438885 2050A GE coin-base NOS 1970's (4 in stock) https://tubeworldexpress.com/products/af3-miniwatt-used-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/af3.jpg?v=1571438885 AF3 Miniwatt used/good 1940's https://tubeworldexpress.com/products/copy-of-af3-miniwatt-used-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/af7trio.jpg?v=1571438885 AF7 Triotron used/good 1940's https://tubeworldexpress.com/products/miniwatt-octode-used-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ak2.jpg?v=1571438885 AK2 Miniwatt Octode used/good 1930's (sold out) https://tubeworldexpress.com/products/copy-of-af7-triotron-used-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/af7mini.jpg?v=1571438885 AF7 Miniwatt used/good 1930's https://tubeworldexpress.com/products/5894b-amperex-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5894B.jpg?v=1571438889 5894B=8737 Amperex NOS 1970's (1 in stock) https://tubeworldexpress.com/products/copy-of-6sg7y-rca-nos-1960-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7d171355-d00b-42ea-b369-da28f45642c6.jpg?v=1695275971 5U8 US Brands NOS (50 in stock) https://tubeworldexpress.com/products/6a7g-marc 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6a7marc.jpg?v=1571438889 6A7G Marconi Radiotron Canada NOS 1950's (6 in stock) https://tubeworldexpress.com/products/6k11-v12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_d8c61248-2023-4567-b70d-4d34608d3b87.jpg?v=1768428013 (READ RERVIEW) 6K11=6Q11 GE branded Westinghouse NOS 1960's (88/80, 91/60, 84/60) https://tubeworldexpress.com/products/6k8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6k8.jpg?v=1571438889 6K8 metal can NOS (17 in stock) https://tubeworldexpress.com/products/em87-haltron-east-germany-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em87h.jpg?v=1571438890 (!) (Best Value) EM87 Haltron East Germany NOS (16 in stock) https://tubeworldexpress.com/products/6ab8-ecl80-amperex-mullard-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0b0e43d0-5086-4b6b-a931-75844ec7ea5f.jpg?v=1678862231 (BEST SINGLE) 6AB8=ECL80 Amperex Mullard NOS 1970 (70/35 and 38/20) https://tubeworldexpress.com/products/ecc808-6kx8-telefunken-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_88f4b09e-95c4-4683-ade9-0d66443848f1.jpg?v=1770150084 (!!!) (BEST PAIR) ECC808=6KX8 Telefunken Diamond Bottom NOS 1963-1966 (1.1/1.3ma and 1.3/1.0ma) https://tubeworldexpress.com/products/rgn1064-telefunken-balloon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/rgn1064.jpg?v=1571438890 RGN 1064 Telefunken Balloon NOS https://tubeworldexpress.com/products/copy-of-7-pin-cinch-elco-and-n-type-ts102c01-ceramic-chassis-mount-with-bayonet-shield-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7pineby.jpg?v=1571438890 7 pin CINCH EBY TSE7T102 ceramic chassis mount with bayonet shield and center ground post NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-7-pin-cinch-eby-tse7t102-ceramic-chassis-mount-with-bayonet-shield-and-center-ground-post-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7pineby_c93a82d6-7534-4bb4-a16c-136727d01cdf.jpg?v=1571438890 7 pin CINCH EBY TSE7T102 ceramic chassis mount with bayonet shield and center ground post used/clean condition (9 in stock) https://tubeworldexpress.com/products/6je6a-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0ea9549a-00f2-4e30-ae50-785604864b3e.jpg?v=1633181363 6JE6A RCA NOS 1960's (94mA) https://tubeworldexpress.com/products/5dj4-ge-nos-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5dj4.jpg?v=1571438891 5DJ4 GE NOS 1961 (50/40 and 50/40) https://tubeworldexpress.com/products/5w4gt-tungsol-nos-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0231888a-894f-4d1b-8123-49c9a8f546be.jpg?v=1697987146 5W4GT Tungsol NOS 1952 (52/40 and 54/40) https://tubeworldexpress.com/products/12hg7-12gn7a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fadb6c14-6a1a-4682-a23c-49447ef75336.jpg?v=1676837238 12HG7=12GN7A US Brands NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-6au5gt-rca-black-plates-nos-rebranded-sylvania-1950s-1-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5sp2.jpg?v=1571438891 (!) (#1 6AU5GT Sylvania Pair) 6AU5GT Sylvania black plates NOS 1970 (63ma and 66.5ma) https://tubeworldexpress.com/products/6b10 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6cl6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cl6g.jpg?v=1715534036 6CL6 US Brands NOS (29 in stock) https://tubeworldexpress.com/products/6b5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6B5.jpg?v=1571438891 6B5 RCA NOS 1949 (sold out) https://tubeworldexpress.com/products/5749-6ba6w-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_60fd2641-fb46-4c3f-a016-66e137e90ece.jpg?v=1758898902 5749=6BA6W RCA NOS 1972 (8.5ma) https://tubeworldexpress.com/products/6bk4c 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bk4c.jpg?v=1571438891 6BK4C NOS (10 in stock) https://tubeworldexpress.com/products/6e5-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_025d2e83-5cee-4986-acbd-5ed2a002659b.jpg?v=1757099941 (!!) 6E5 RCA NOS 1945-1949 (2 in stock) https://tubeworldexpress.com/products/6bn6-6ks6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bq6gtb 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b7ddbfc2-f6ba-4754-b58f-fc34ba49bc93.jpg?v=1571438891 6BQ6GTB=6CU6 RCA NOS (12 in stock) https://tubeworldexpress.com/products/6c9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_dd77967c-ddf9-4a04-bbe4-5d5583574de9.jpg?v=1595330170 6C9 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/6ea8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_71312d39-089c-4e17-9f17-1cab8d071acf.jpg?v=1610236362 6EA8 RCA NOS (1 in stock) (highest mA and Gm) https://tubeworldexpress.com/products/12at7-ecc81-mullard-1970 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_148935a8-fa0f-424a-87ca-b0c7dc26b812.jpg?v=1715700029 (!!) (Recommended Single) 12AT7=ECC81 Mullard shield logo NOS 1970 (8.0/8.4ma) https://tubeworldexpress.com/products/el37-mullard-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b7979d2c-28fd-41ec-99a5-72ea08d47288.jpg?v=1759011202 EL37 Mullard UK black plate used/75% 1958 (71ma) https://tubeworldexpress.com/products/0a2-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a2used.jpg?v=1571438892 0A2 used/good (20 in stock) https://tubeworldexpress.com/products/kt8-gec-nos-2-single-tubes 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/kt8_1_9b7a1d1a-e309-40db-bd40-8ca454d85389.jpg?v=1571438892 KT8 GEC England NOS 1950's (65.2ma) https://tubeworldexpress.com/products/el84-telefunken-germany-bottom-used-good-1960s-no-printing 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_81d12bdc-58fc-416f-aaf6-dcfbff40c6c6.jpg?v=1738961101 EL84 Telefunken Germany <> bottom used/good 1960's no printing (39.2ma) https://tubeworldexpress.com/products/6bg6ga-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e3f00acf-aa3e-41e3-ba01-d70bd7ec6ba9.jpg?v=1601662480 6BG6GA Raytheon NOS 1957 (73ma) https://tubeworldexpress.com/products/6v6gt-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ed5ca2f8-93da-4c77-b1c5-f529c491be52.jpg?v=1753854616 6V6GT Raytheon black plate - black coated glass NOS 1950 era (36ma) https://tubeworldexpress.com/products/807-syluv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_714c4bf3-4695-40d0-8861-140a57c6fd00.jpg?v=1762269686 807 Sylvania tests like new no printing 1940's (81ma) https://tubeworldexpress.com/products/2e26 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_36d84b67-d018-4cbb-bef0-5e3a6d806097.jpg?v=1767682675 2E26 RCA NOS 1950's (94/44) https://tubeworldexpress.com/products/3c23 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b0afc624-d832-47c2-a57f-012677cf3da5.jpg?v=1571438893 3C23 Marshall 1965 probably by RCA in Marshall box https://tubeworldexpress.com/products/ecf86-6hg8-valvo 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ebf83-6dr8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dr8.jpg?v=1571438893 EBF83=6DR8 Amperex by Mullard NOS 1960's (6 in stock) https://tubeworldexpress.com/products/eaf42-6ct7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-eaf42-6ct7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ebf80-6n8-tele-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_12ae639b-1ed7-4f80-8541-34e14060867f.jpg?v=1740845084 EBF80=6N8 Telefunken Germany NOS 1960-1965 (0 in stock) https://tubeworldexpress.com/products/ecf83-telefunken 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_15bc4328-aae1-4ea7-aa33-ca37e65a4ab5.jpg?v=1571438893 (READ REVIEW) ECF83 Telefunken NOS 1965 https://tubeworldexpress.com/products/ech42-6cu7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ech42int.jpg?v=1571438893 ECH42=6CU7 International Germany NOS made by La Radiotechnique France early 1960's (3 in stock) https://tubeworldexpress.com/products/4699 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4699.jpg?v=1571438893 4699=EL6 Philips Miniwatt 1940's used/very good (45ma) https://tubeworldexpress.com/products/ac50-valvo-used-some-like-new-1940s-29-triode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ac50.jpg?v=1571438893 AC50 Valvo Germany used/some like new 1940's (20 in stock) https://tubeworldexpress.com/products/3a-we-nos-in-original-box-with-3a-data-sheet-tested-1939-on-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3a1.jpg?v=1571438893 3A Western Electric photocell NOS in original box with 3A data sheet, tested 1939 on box https://tubeworldexpress.com/products/101l-western-electric-nos-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f357a3bc-b57a-460b-962a-e4a623a76d89.jpg?v=1581630566 1.3.25 101L Western Electric NOS 1961 (5.3ma Gm=1000) https://tubeworldexpress.com/products/copy-of-102f-st-14-northern-electric-top-printing-nos-around-1943-1945-original-box-17-14-recommended 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/102fopen.jpg?v=1571438894 102F WE Tennis Ball display tube - does not work https://tubeworldexpress.com/products/vt-52-sylvania-nos-1940s-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/vt52syl.jpg?v=1571438894 (!!) (Recommended Single) VT-52 Sylvania NOS 1940's original box (55ma) https://tubeworldexpress.com/products/t-40-taylor 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/tz40.jpg?v=1571438894 T-40 Taylor ceramic base used/like new (1 in stock) https://tubeworldexpress.com/products/38-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/38.jpg?v=1571438894 38 US Brands NOS (17 in stock) https://tubeworldexpress.com/products/236-36-radiotron-balloon-nos-in-original-boxes-with-data-sheets 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/236.jpg?v=1571438894 236=36 Radiotron Balloon NOS in original boxes with data sheets (sold out) https://tubeworldexpress.com/products/39-44-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/39.jpg?v=1571438894 39/44 US Brands NOS (18 in stock) ($1.99 each minimum 3 purchased) https://tubeworldexpress.com/products/39-44-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/39u.jpg?v=1571438894 39/44 used/good (10 in stock) https://tubeworldexpress.com/products/copy-of-39-44-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/39arc.jpg?v=1571438894 39A Arcturus Blue Balloon used/good tilted top cap 1930's https://tubeworldexpress.com/products/408a-western-electric-used-good-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c7e136a8-b18d-4150-a0f8-096401088e34.jpg?v=1681400409 (1 PAIR) 408A Western Electric used/good 1964 (79/60 and 78/60) https://tubeworldexpress.com/products/575a-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/575a.jpg?v=1571438894 575A RCA rectifier NOS 1962 (1 in stock) https://tubeworldexpress.com/products/5558-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/623-rectifier-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/623.jpg?v=1571438894 623 National USA rectifier NOS (check back soon) https://tubeworldexpress.com/products/6w4gt 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12aq5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12aq5ts.jpg?v=1571438895 12AQ5 Tungsol NOS 1950's (46ma) https://tubeworldexpress.com/products/12al5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12al5g.jpg?v=1571438895 12AL5 GE JAN NOS (2 in stock) https://tubeworldexpress.com/products/12ax4gta-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c9a6d795-e4a6-4364-bb34-52730e79fe62.jpg?v=1645196857 12AX4GTA RCA NOS 1960 era (1 in stock) https://tubeworldexpress.com/products/24a-nat-union 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_91b02b5f-da8d-40f9-b737-076b7d028de5.jpg?v=1675362002 24A National Union NOS (5 in stock) https://tubeworldexpress.com/products/19-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/19.jpg?v=1571438895 19 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/ef-12k 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5y4g-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_31192541-bcc3-4ae7-8bd9-52dc8abc1d6e.jpg?v=1678314835 5Y4G Sylvania NOS 1940's (56/40 and 60/40) https://tubeworldexpress.com/products/12au7-rca-tall-gray-plates-d-getter-used-good-1953 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a958f0bd-a071-488c-bf6f-c7d5ac8ad8fd.jpg?v=1673658104 (!!!) 12AU7 RCA tall gray plates "D" getter used/good 1953 (9.2/9.8ma) https://tubeworldexpress.com/products/6286-raytheon-nos-1959-1961 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/e80l-6227 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_171e98d6-9f23-4ff1-b1d9-d404111926e3.jpg?v=1616615717 6227=E80L Westinghouse Holland NOS Gold Pins 1960's (3 in stock) https://tubeworldexpress.com/products/25l6gt-rca-v1-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_16e6a1e2-5d0e-44a0-bb3f-e413ebbd2f4e.jpg?v=1684299999 (Best Single) 25L6GT RCA NOS 1940's (90/60) https://tubeworldexpress.com/products/13d3-brimar 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/13d3.jpg?v=1571438895 (!!) 13D3 Brimar UK black plates tests like new 1962 (6.8ma/7.2ma) (similar to 12AU7) https://tubeworldexpress.com/products/14a4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e2b51f0a-d6c3-4efd-8a5a-7176532abb6a.jpg?v=1655787489 14A4 RCA NOS 1950's https://tubeworldexpress.com/products/35z4gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_758d19d1-b483-41d3-84f5-e3c4c83e30a3.jpg?v=1665607815 35Z4GT US Brands NOS (6 in stock) https://tubeworldexpress.com/products/14a5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14a7-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14b6-s1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_62696672-47e0-476e-9ee0-3cc13147c180.jpg?v=1734130825 14B6 Sylvania NOS 1947 (91/60) https://tubeworldexpress.com/products/copy-of-25l6gt-us-brands-nos-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/25l6.jpg?v=1571438895 25L6 metal can US Brands NOS (3 in stock) https://tubeworldexpress.com/products/25z5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_71e17703-1a92-4188-9ca7-eab4eaa16143.jpg?v=1651700597 25Z5 RCA NOS (2 in stock) https://tubeworldexpress.com/products/25y5-set4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1499_4_8b47c337-d4bc-4e12-b96a-a671e951ac20.jpg?v=1574625918 (BEST PRICE) 25Y5 NOS (4 for $14.99) https://tubeworldexpress.com/products/c-335-35-cunningham-balloon-meshplate-like-new-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_459d330f-d21c-44de-a436-f218fbb4621d.jpg?v=1656432233 C-335=35 Cunningham Balloon meshplate like new 1930's (39/26) https://tubeworldexpress.com/products/35a5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/35a5.jpg?v=1571438896 35A5 US Brands NOS (3 in stock) (Loktal Base) https://tubeworldexpress.com/products/35z6g 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/35y4-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6sa7-ken-rad 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4ab1de8b-b910-4ced-b1de-8462301f9a57.jpg?v=1581794778 6SA7 Ken Rad NOS 1940's (1 in stock) https://tubeworldexpress.com/products/6sa7gt-syl 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_cd3922a6-2d78-422d-821e-8188b1c91706.jpg?v=1744063139 6SA7GT Sylvania NOS 1940's (97/60) https://tubeworldexpress.com/products/5847a-404a-amperex-usa-gold-pins-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5847ap2.jpg?v=1571438896 (!!) (#1 5847 Amperex Pair) JAN-5847A=404A Amperex USA Gold Pins NOS 1981 (30.5ma and 32ma) https://tubeworldexpress.com/products/6gt8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1b4p 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6202-rca-1972 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e3986352-94f0-4a8d-baf0-1b36bb018eb5.jpg?v=1571438896 6202 RCA NOS 1972 (52/40 and 54/40) https://tubeworldexpress.com/products/6203-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_5883ecb3-0677-41c1-9fed-bccaab01580f.jpg?v=1769470367 JG-6203 GE like new 1963 reboxed (52/40 and 53/40) https://tubeworldexpress.com/products/copy-of-jan-5847a-404a-amperex-usa-gold-pins-nos-1981-1-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5847ap3.jpg?v=1571438896 JAN-5847A=404A Amperex USA like new 1988 (1 pair) https://tubeworldexpress.com/products/copy-of-jan-5847a-404a-amperex-usa-like-new-1988-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5847ap4.jpg?v=1571438896 JAN-5847A=404A Amperex USA like new 1988 (1 pair) https://tubeworldexpress.com/products/copy-of-jan-5847a-404a-amperex-usa-like-new-1988-1-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5847ap5.jpg?v=1571438896 JAN-5847A=404A Amperex USA used/good 1988 (1 pair) https://tubeworldexpress.com/products/6dq5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d7da5d71-a328-4001-a5ea-e2ef37af5e5a.jpg?v=1671397697 6DQ5 RCA NOS 1970 (99ma) https://tubeworldexpress.com/products/6dq6b-sylvania-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a7407221-7a4b-4d33-b8b3-27e61ccb2686.jpg?v=1657560185 (!!) (BEST PAIR) 6DQ6B Sylvania NOS 1960's same build (78ma and 80ma) https://tubeworldexpress.com/products/6dq6a-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c1510b5f-640f-4851-be8d-e4d4d06e14c0.jpg?v=1571438896 6DQ6A Channel Master JAPAN used/strong (75ma) https://tubeworldexpress.com/products/6ds4-ge-nos-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a5a2d0cd-010d-430e-8868-d7e5990a5692.jpg?v=1583104322 6DS4 GE NOS 1967-1971 (1 pair) https://tubeworldexpress.com/products/5829 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5876-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5876.jpg?v=1571438896 5876 Raytheon NOS 1960's (3 in stock) https://tubeworldexpress.com/products/5889 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5889.jpg?v=1571438896 5889=ME1403 Flat Press Electrometer Pentode (10 in stock) https://tubeworldexpress.com/products/5902a-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5902.jpg?v=1571438897 5902 and 5902A GE NOS (8 in stock) https://tubeworldexpress.com/products/5915-6be6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5915.jpg?v=1571438897 5915=5915A=6BE6 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/6gh8a-ge-by-ei-yugoslavia-nos-copper-grid-posts-1970s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6gh8a_0365d472-53ed-4b96-9387-0ec1d0d2f37c.jpg?v=1571438897 6GH8A GE by EI Yugoslavia NOS copper grid posts 1970's (10 in stock) https://tubeworldexpress.com/products/6b8-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a1ca0d6c-9473-41bd-99c7-7ad4f0d6f4ce.jpg?v=1585418037 6B8 Tungsol NOS (56/29) https://tubeworldexpress.com/products/6b8g-hytron 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6b6-international-metal-tube-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b628a61a-062a-4c14-be89-b2879050b2c3.jpg?v=1597782532 6B6 International metal tube NOS (1 in stock) https://tubeworldexpress.com/products/6ba8a-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3e2dc58b-8594-466b-a23c-f5bfb139c54d.jpg?v=1571438897 6BA8A RCA NOS (12 in stock) https://tubeworldexpress.com/products/6bd5gt 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bf5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bf5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bf6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bg6g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/a1_dfb52463-d015-4844-bc01-94969133ab3e.jpg?v=1571438897 6BG6G RCA NOS 1953 (71ma) https://tubeworldexpress.com/products/6bg6ga-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_72c9e8fe-de40-4f4c-aa10-544a6b9b095d.jpg?v=1740335166 6BG6GA Sylvania NOS 1966 (95ma) https://tubeworldexpress.com/products/6bl6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bn4a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_aaa3d564-d3a8-496a-8cf2-158cce913de3.jpg?v=1646764227 6BN4A US Brands NOS (12 in stock) https://tubeworldexpress.com/products/6dt8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dt8.jpg?v=1571438897 6DT8 GE NOS (1 in stock) https://tubeworldexpress.com/products/6dt6a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6dk3-6dl3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a176b036-534e-4467-ad10-d651d4362e80.jpg?v=1723053469 6DK3=6DL3 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/6db5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7a4-xxl-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8d4027c4-5f54-4a7e-9be2-aa91e97e8950.jpg?v=1757096264 7A4=XXL Sylvania used/tests like new 1952 (94/50) https://tubeworldexpress.com/products/7a5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a9de8beb-2237-49b9-bfd6-6266b443349e.jpg?v=1571438897 7A5 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/7a6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_50f37933-f295-4fc6-bf8d-cdfb755d26ba.jpg?v=1571438897 7A6 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/7a8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7a8.jpg?v=1571438897 7A8 US Brands NOS (4 in stock) https://tubeworldexpress.com/products/7ad7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_06dea6c8-e256-4ef7-af75-27900c23d0ff.jpg?v=1571438897 7AD7 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/7ag7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7ah7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-7ah7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_16510dc0-41b7-4a36-afa6-8f1753fecafe.jpg?v=1571438897 7AU7 GE NOS (6 in stock) https://tubeworldexpress.com/products/7b5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7b5.jpg?v=1571438897 7B5 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/7b6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7b6.jpg?v=1571438897 7B6 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/7b8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7b8.jpg?v=1571438897 7B8 US Brands NOS (14 in stock) https://tubeworldexpress.com/products/7c4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7c4.jpg?v=1571438897 7C4=1203A US Brands NOS (diode) (9 in stock) https://tubeworldexpress.com/products/7c7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7c7.jpg?v=1571438897 7C7 US Brands NOS (14 in stock) https://tubeworldexpress.com/products/7e5-1201 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_614eebad-5433-4483-ae99-e4c2ffce38c3.jpg?v=1687012521 7E5=1201 US Brands NOS (5 in stock) https://tubeworldexpress.com/products/7j7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7J7.jpg?v=1571438898 7J7 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-7j7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7k7.jpg?v=1571438898 7K7 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/7y4-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7Y4.jpg?v=1571438898 7Y4 US Brands NOS (5 in stock) (rectifier) https://tubeworldexpress.com/products/copy-of-7y4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4a863812-9f34-4198-aa90-3e682fee894f.jpg?v=1571438898 7V7 Various US Brands NOS (27 in stock) https://tubeworldexpress.com/products/7x7-emerson 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6eca62a0-df31-4b77-9942-03f6ea7bf5ef.jpg?v=1714338973 7X7=XXFM Sylvania branded Emerson NOS 1949 (97/60) https://tubeworldexpress.com/products/10bu11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_560ccfc9-a6f4-453f-8af7-72907abe9256.jpg?v=1602854209 10BU11 US Brands NOS https://tubeworldexpress.com/products/3v4-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_cc2cb7b6-54f3-45a7-8b62-eb61269d546a.jpg?v=1771013542 3V4 GE Motorola used/strong 1960 era (92/60) https://tubeworldexpress.com/products/3q4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f510e76e-8c25-47f6-bc75-37c19e0ebc3a.jpg?v=1714627142 3Q4 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/3c45-6130 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3c45r.jpg?v=1571438898 3C45=6130 Hydrogen Thyratron NOS (1 in stock) https://tubeworldexpress.com/products/3c4-dl96 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1890621b-5d88-48fd-b4e9-d526f31c66ce.jpg?v=1571438898 3C4=DL96 Sonotone England NOS 1960's (5 in stock) https://tubeworldexpress.com/products/3b29 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3b29ray.jpg?v=1571438898 3B29 NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-2d21w-us-brands-nos-35-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2d21ax.jpg?v=1571438898 AX2D21=2D21 Amperex Holland 1958 (1 in stock) https://tubeworldexpress.com/products/2af4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2af4.jpg?v=1571438898 2AF4=2DZ4 NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-usn-cw-244a-western-electric-nos-1952-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/244a1.jpg?v=1571438898 (!) 244A Western Electric NOS 1952 smaller side getter (4.4ma) https://tubeworldexpress.com/products/257a-western-electric-engravased-base-nos-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/257aeng.jpg?v=1571438898 257A Western Electric engraved base NOS 1930's (6 in stock) (257A is a 231D with a top cap grid connection) https://tubeworldexpress.com/products/copy-of-257a-western-electric-engravased-base-nos-1930s-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/257a60.jpg?v=1571438898 257A Western Electric printed base NOS 1960 https://tubeworldexpress.com/products/287a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/287a.jpg?v=1571438898 287A Western Electric 1965 (sold out) https://tubeworldexpress.com/products/copy-of-291a-western-electric-nos-1940 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/291a72a.jpg?v=1571438898 291A Western Electric NOS 1972 (42/25) https://tubeworldexpress.com/products/297a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/297a.jpg?v=1571438898 297A Western Electric NOS (0 in stock) https://tubeworldexpress.com/products/323b-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/323Ba.jpg?v=1571438898 323B Western Electric NOS (sold out) https://tubeworldexpress.com/products/338a-we-engraved-base-early-1940s-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/338a.jpg?v=1571438898 338A WE "engraved base" early 1940's like new https://tubeworldexpress.com/products/338a-we-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/33857.jpg?v=1571438899 338A Western Electric NOS (7 in stock) https://tubeworldexpress.com/products/346c-western-electric-nos-1974-1979 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/346c.jpg?v=1571438899 *** BEST PRICE *** 346C Western Electric NOS 1974-1979 (10 in stock) https://tubeworldexpress.com/products/350a-we 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7d1342ee-5fb4-4197-80c9-26e6ab038f45.jpg?v=1757795108 350A Western Electric used/good 85% 1947 (78.2ma and Gm=7400) https://tubeworldexpress.com/products/353a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/353a1.jpg?v=1571438899 353A Western Electric NOS (15 in stock) https://tubeworldexpress.com/products/393a-ge-made-for-we-nos-1940s-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/393age.jpg?v=1571438899 (!) (Best Single) 393A GE made for WE NOS 1940's original box, strong output (64/40) https://tubeworldexpress.com/products/393a-ge-made-for-we-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_228cf1ca-a655-40df-a670-3be553ff6228.jpg?v=1693891201 393A GE made for WE test like new 1940's (62/40) https://tubeworldexpress.com/products/399a-western-electric 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/395a-western-electric-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/374a-western-electric-used-good-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/374au.jpg?v=1571438899 374A Western Electric black plate used/good 1960's (18-21ma) (3 in stock) https://tubeworldexpress.com/products/374a-western-electric-used-good-65-75 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/374au_4f3aec2f-2cf1-49f4-9de1-f600728431c0.jpg?v=1571438899 374A Western Electric black plate used/good/65-70% 1960's (13-17ma) (15 in stock) https://tubeworldexpress.com/products/12au7-rca-nos-1950s-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_b98489cf-7f75-4d24-8a9f-800d2f70beba.jpg?v=1628714265 (!!) JRC-12AU7 RCA NOS long gray plates mid-1950's "D" getter (9/11.6ma) https://tubeworldexpress.com/products/ech3-philips-miniwatt-1940s-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ech3pm.jpg?v=1571438900 ECH3 Philips Miniwatt 1940's used/good https://tubeworldexpress.com/products/ech3-tungsram 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b943cbf9-5e00-4da9-bb05-1c8d7e63598d.jpg?v=1583604435 ECH3 Tungsram used/good 1940 era https://tubeworldexpress.com/products/ech35-philips-miniwatt-like-new-1940s 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5965a-ge-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/6_f1ce5637-afd0-4465-a235-ae2f018808af.jpg?v=1691943281 5965A GE used/good 1960's (10 in stock) https://tubeworldexpress.com/products/5u4gb-rca-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_92668b83-f46c-44e0-ac32-d3d2effbdfe8.jpg?v=1755498491 (!!!) (Recommended Single) 5U4GB RCA NOS 1968 (61/40 and 62/40) https://tubeworldexpress.com/products/copy-of-6dr7-sylvania-branded-ge-black-plates-nos-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dr7ge.jpg?v=1571438900 6DR7 Sylvania branded GE black plates NOS 1977 (4.6ma/25ma) https://tubeworldexpress.com/products/e280f-7722 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8529a4d7-64c1-481b-b145-88c5f7dea007.jpg?v=1655955683 E280F=7722 Siemens NOS 1970's https://tubeworldexpress.com/products/12at6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at6.jpg?v=1571438900 12AT6 Various Brands NOS (4 in stock) https://tubeworldexpress.com/products/ef12-ultron-germany 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef12ult.jpg?v=1571438901 EF12 Ultron Germany NOS 1950's (3.9ma) https://tubeworldexpress.com/products/5965a-ge-5-star-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_17654d9a-78ba-41da-bc5b-62f6741d3a28.jpg?v=1741131389 (!!!) (Best Single) 5965A GE "5 Star" NOS 1964 (13.8/15ma) https://tubeworldexpress.com/products/copy-of-best-ge-pair-jg-6021-ge-nos-1962-d-getter-halo-in-white-boxes 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ef9d39e8-a82c-4d63-a7ec-fddb0d837c52.jpg?v=1740100180 (!!!) (Best Pair #2) JG-6021A GE NOS 1956-1957 "D" getter (5/6ma and 5.6/6.1ma) (mil-grade) https://tubeworldexpress.com/products/12ax7a-sylvania-nos-v12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8b8872c4-6d37-4b43-bbd3-79827c055a00.jpg?v=1619044063 (!!!) (Recommended Single) 12AX7A Sylvania NOS 1970's (Gm=2600/3000) https://tubeworldexpress.com/products/71a-pair-5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_341ffed5-14ea-4983-adf6-91e3ef924b49.jpg?v=1751913830 (!!) (Good Value Pair) UX-171A and CX-371A RCA/Cunningham Balloon used/good 1930 era (18ma and 17.6ma) (same Gm) https://tubeworldexpress.com/products/6u8a-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f7bad5e9-cf28-4b5e-b0d7-0a18aa36aaf8.jpg?v=1706052717 (!) (BEST SINGLE) 6U8A Sylvania NOS 1970 era (20ma/17ma) https://tubeworldexpress.com/products/35-51-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/235-35-silvertone-balloon-mesh-plate-used-tests-like-new-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1e6da433-a564-4bdc-ad02-ddd49659cd03.jpg?v=1656432179 235=35 Silvertone Balloon used/tests like new 1930's (43/26) https://tubeworldexpress.com/products/6x8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6y5-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0a179588-139a-4ad7-b5c0-16b54bc13607.jpg?v=1708644662 6Y5 RCA NOS with metal shield soldered around tube (74-73/50) https://tubeworldexpress.com/products/6zy5g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e17316eb-d2ce-4138-9dc5-dfd2c63a3e45.jpg?v=1706121333 6ZY5G Coronado/Gamble Stores licensed by RCA NOS (3 in stock) https://tubeworldexpress.com/products/6l7-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ce55e4bb-4801-43e1-ae6e-12735e5f7bee.jpg?v=1571438902 6L7 RCA metal can NOS small amount of rust on metal can 1940's (33/16) https://tubeworldexpress.com/products/6lb6-ge-zenith-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6fd9ba2b-55f9-4929-b9eb-462331e776cf.jpg?v=1637537826 6LB6 GE branded Zenith used/good (89ma) https://tubeworldexpress.com/products/6lx6-ge-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_58ee9834-e88b-4d98-b525-84de5687004c.jpg?v=1761416154 (!!) (PAIR) 6LX6=6LF6 GE NOS (90ma and 92ma) (same Gm) https://tubeworldexpress.com/products/6l7g-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d7ca94cb-7db4-482e-b9ab-1c5b22551609.jpg?v=1706288932 6L7G Sylvania NOS (2 in stock) https://tubeworldexpress.com/products/6w6gt 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6v7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d150fe1d-cbce-4ed7-b347-be9b63e1a2c6.jpg?v=1571438902 6V7G Sylvania branded GM GENUINE PARTS engraved base tests like new https://tubeworldexpress.com/products/6v3a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6v3.jpg?v=1571438902 6V3A NOS https://tubeworldexpress.com/products/acl1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6lr8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6lr8.jpg?v=1571438902 6LR8 NOS (1 in stock) https://tubeworldexpress.com/products/6lw6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6lw62.jpg?v=1571438902 6LW6 GE NOS (sold out) https://tubeworldexpress.com/products/ecf82-6u8-telefunken-bottom-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6u8t6.jpg?v=1571438903 (!) ECF82=6U8 Telefunken <> bottom used/good 1967 (13.4ma triode and 6ma pentode) https://tubeworldexpress.com/products/6k6gt-sylv3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6n7-rca-v10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_a163ac9a-3db1-4b45-8f81-9b2790a85e13.jpg?v=1748965094 6N7 RCA used/tests like new 1942 era (3.3/3.1ma) https://tubeworldexpress.com/products/ef5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef5_2.jpg?v=1571438903 EF5 NOS (3 in stock) https://tubeworldexpress.com/products/edd11-telefunken-used-good-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/edd11.jpg?v=1571438903 EDD11 Telefunken used/good 1940's https://tubeworldexpress.com/products/ef9-miniwatt-used-good-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef9.jpg?v=1571438903 EF9 Miniwatt used/good 1940's https://tubeworldexpress.com/products/ef11-telefunken 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef11_fa931765-5bb5-4b78-808e-85cfdebae20b.jpg?v=1571438903 EF11 Telefunken Germany used/very good 1949 (5.6ma) (tested on Amplitrex) https://tubeworldexpress.com/products/12e1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12e1gray.jpg?v=1571438903 12E1=CV345 STC England brown base/gray plate side getter NOS (140ma) https://tubeworldexpress.com/products/daf96 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3ff11dea-807c-4efc-ad7b-a29f20fb1de6.jpg?v=1571438903 DAF96=1AH5 Amperex by Valvo Germany NOS 1960's (4 in stock) https://tubeworldexpress.com/products/dk96 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/e80l-6227-amperex-pq-holland 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fc485a00-387d-4335-95e6-0434d37c25e1.jpg?v=1616165009 E80L=6227 Amperex PQ Holland NOS Gold Pins (12 in stock) https://tubeworldexpress.com/products/ez11-telefunken-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/407a-western-electric-nos-1962-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ca748c1d-6b31-435f-b2a0-276290d5ab15.jpg?v=1726251310 (!) (Best Single) 407A Western Electric NOS 1962 (44/26 and 49/26) https://tubeworldexpress.com/products/407a-western-electric-nos-1963 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ababa4d3-af62-4050-9dbb-eaf719ba9025.jpg?v=1763505803 (!!) (Best Overall Single) 407A Western Electric NOS 1963 (53/26 and 53/26) 1-2% section balance https://tubeworldexpress.com/products/407a-western-electric-nos-p12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d770450d-41c3-46f6-af52-d566ba876276.jpg?v=1763135377 (!!) (Best Pair #2) 407A Western Electric D getter NOS 1966-1968 (40-40/26 and 42-43/26) 1-5% section balance https://tubeworldexpress.com/products/407a-western-electric-1968 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a97fb8e5-5675-4da8-95e1-00441f67fe42.jpg?v=1661898467 407A Western Electric like new 1968 in white box (54/26 and 64/26) https://tubeworldexpress.com/products/407a-sylvania-branded-rca-nos-gold-pins-1970s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407as1.jpg?v=1571438904 407A Sylvania branded RCA NOS 1977 https://tubeworldexpress.com/products/copy-of-407a-sylvania-branded-rca-nos-1977 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407a71u.jpg?v=1571438904 407A Sylvania branded RCA gold pins used/good 1971 https://tubeworldexpress.com/products/copy-of-407a-sylvania-branded-rca-nos-1978 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407awest.jpg?v=1571438904 407A Westinghouse Canada NOS 1960's https://tubeworldexpress.com/products/copy-of-407a-western-electric-used-good-1970 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407alm1.jpg?v=1571438904 407A LM Ericsson Sweden used/good 1960's https://tubeworldexpress.com/products/407a-lm-ericsson-sweden-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407alm2.jpg?v=1571438904 407A LM Ericsson Sweden like new 1960's (41/26 and 42/26) https://tubeworldexpress.com/products/copy-of-407a-sylvania-branded-rca-gold-pins-used-good-1971 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407agb.jpg?v=1571438904 GB-407A Sylvania Gold Brand gold pins like new 1960's https://tubeworldexpress.com/products/6gk6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_740053e0-e7fc-4cc2-b76f-7ee3b7f678bf.jpg?v=1768937820 6GK6 Motorola Toshiba Japan like new 1960's (47ma) https://tubeworldexpress.com/products/6gk5-6fq5a-super-radiotron-australia-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9bea4c6e-4c6e-4ff9-9fd3-1d8bb82dd756.jpg?v=1670380706 6GK5=6FQ5A Super Radiotron Australia NOS 1960's (9ma) https://tubeworldexpress.com/products/6h6-metal-can 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6h6r.jpg?v=1571438904 6H6 US Brands metal can NOS (12 in stock) https://tubeworldexpress.com/products/6h6gt-vt-90a-sylvania-jan-like-new-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6e4f08f0-5dcf-4c42-a27b-6964926c1e08.jpg?v=1571438904 6H6GT=VT-90A Sylvania JAN like new 1940's (20 in stock) https://tubeworldexpress.com/products/6em5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6em5.jpg?v=1571438904 6EM5 US Brands NOS (24 in stock) https://tubeworldexpress.com/products/copy-of-6eh7-ef183-european-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef183c.jpg?v=1571438904 6EH7=EF183 RCA Canada NOS (5 in stock) https://tubeworldexpress.com/products/6f5-metal-can 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_046ff321-9ab6-48ed-92d2-aac982e49ea4.jpg?v=1577777085 6F5 US Brands metal can NOS (9 in stock) https://tubeworldexpress.com/products/6f7g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6f7.jpg?v=1571438904 6F7G US Brands NOS (15 in stock) (BEST PRICE) https://tubeworldexpress.com/products/6j8g-sc1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a1b4e467-538e-4e5b-a512-b704b09fc9e7.jpg?v=1734472977 6J8G Sylvania branded Cunningham NOS 1947 (52/25 and 28/13) https://tubeworldexpress.com/products/6kh8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d13d4c4a-b762-4524-8023-21d5f12d7b1d.jpg?v=1758985554 6KH8=ECLL800 Lorenz Germany NOS 1960's https://tubeworldexpress.com/products/6j5gt-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_1abc5e09-8f50-4d14-a30c-b437f540f40a.jpg?v=1770771975 6J5GT Raytheon black ribbed plate used/very good 1940's (7.2ma) (Gm like new) https://tubeworldexpress.com/products/6fc7-ecc89 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc89p1.jpg?v=1571438905 6FC7=ECC89 Mullard branded Philips NOS 1975 (sold out) https://tubeworldexpress.com/products/6j6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6J6A.jpg?v=1571438905 6J6A GE NOS (0 in stock) https://tubeworldexpress.com/products/6k8g-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6k8g.jpg?v=1571438905 6K8G RCA NOS 1940's (1 in stock) https://tubeworldexpress.com/products/401a-western-electric 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/413a-and-413b-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6180964a-4fcb-4087-b9de-70b24d7acb69.jpg?v=1690214963 413A Western Electric NOS (sold out) https://tubeworldexpress.com/products/413b-we-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d644ec59-ef00-4b19-8997-20535be57203.jpg?v=1690215096 413B Western Electric NOS 1967 cracks in paint https://tubeworldexpress.com/products/439a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/439a1959.jpg?v=1571438905 439A Western Electric NOS 1959 (5 in stock) https://tubeworldexpress.com/products/443a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/443a_1.jpg?v=1571438905 443A Western Electric NOS (9 in stock) https://tubeworldexpress.com/products/443a-western-electric-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/443a_8344e9c7-8fe9-4130-837c-17f6c1f1403c.jpg?v=1571438905 443A Western Electric used/good (60 in stock) https://tubeworldexpress.com/products/446a-western-electric 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/447a-western-electric 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/430b-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_49792487-a514-4918-8270-dd26c7dabea8.jpg?v=1585508303 430B Western Electric NOS (10 in stock) https://tubeworldexpress.com/products/430c-western-electric-1983 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/430c.jpg?v=1571438905 430C Western Electric NOS 1983 (3 in stock) https://tubeworldexpress.com/products/432b-western-electric 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/722a-western-electric 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4_5a62e780-3743-445c-abac-e8989de883e1.jpg?v=1674889805 722A Western Electric NOS 1930's https://tubeworldexpress.com/products/6ge5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1c9017ad-7843-407d-a041-20dbdfe532cf.jpg?v=1715061089 (READ REVIEW) 6GE5 GE branded RCA NOS 1963 (58ma) https://tubeworldexpress.com/products/6gf7a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_538228e2-797b-4577-ac8c-856fdeb57041.jpg?v=1571438905 6GF7 and 6GF7A NOS (9 in stock) https://tubeworldexpress.com/products/6gd7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d4f20b44-a558-4853-8ba6-b03ff031f3e2.jpg?v=1571438905 6GD7 Sylvania branded Dumont NOS (4 in stock) https://tubeworldexpress.com/products/7867-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7867.jpg?v=1571438905 7867 Tungsol NOS 1960's https://tubeworldexpress.com/products/7734-6ge8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7734.jpg?v=1571438905 7734=6GE8 NOS (7 in stock) https://tubeworldexpress.com/products/5920-amperex-holland 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5920.jpg?v=1571438905 5920=E90CC Amperex PQ Holland 1968 (6.8/6.8ma) https://tubeworldexpress.com/products/12ab5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12ab5.jpg?v=1571438905 12AB5 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-gb-407a-sylvania-gold-brand-gold-pins-like-new-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407alen.jpg?v=1571438905 GB-407A Sylvania Lenkurt Gold Brand gold pins used/like new 1960's https://tubeworldexpress.com/products/copy-of-gb-407a-sylvania-lenkurt-gold-brand-gold-pins-used-like-new-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/407a3536.jpg?v=1571438906 407A Sylvania gold pins used/good 1960's https://tubeworldexpress.com/products/7895-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7895.jpg?v=1571438906 7895 RCA nuvistor NOS 1950's (95/60) (sold out) https://tubeworldexpress.com/products/8025-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8025nos.jpg?v=1571438906 8025 RCA NOS original box https://tubeworldexpress.com/products/copy-of-8025-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8025ln.jpg?v=1571438906 8025 RCA used/like new 1940's https://tubeworldexpress.com/products/8072-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8072.jpg?v=1571438906 8072 RCA NOS (4 in stock) https://tubeworldexpress.com/products/9006 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6012-sylvania-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6012s1.jpg?v=1571438906 6012 Sylvania NOS https://tubeworldexpress.com/products/copy-of-6012 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6012rca2.jpg?v=1571438906 6012 RCA low hours/test like new 1958 in original boxes (4 in stock) https://tubeworldexpress.com/products/copy-of-6014-c1k 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12a4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6cs6-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_78ca8988-ddf4-48cf-b208-0cdaaa5f86a9.jpg?v=1571438906 6CS6 Sylvania NOS 1960's (3 in stock) https://tubeworldexpress.com/products/eh90-6cs6-rca-brazil 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0eff9cfc-1d87-4814-b8c9-325c5b2fc6eb.jpg?v=1571438906 6CS6 RCA Brazil 1960's - 1970's (19 in stock) https://tubeworldexpress.com/products/6cs7-syl-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c7930e43-b7a4-4d4a-89f9-128c0ef59bbc.jpg?v=1732687754 6CS7 Sylvania branded RCA used/good "U" getter halo 1950's (18/8.2ma) https://tubeworldexpress.com/products/copy-of-6da4a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_727d0e37-548c-4a64-a1e2-6c178f2e7c81.jpg?v=1689630496 6DA4A Sylvania black base NOS 1970 era (95/60) https://tubeworldexpress.com/products/6bk11-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bm6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bm6.jpg?v=1571438906 6BM6 Litton Industries USA Klystron NOS (6 in stock) https://tubeworldexpress.com/products/6bz6-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bz6.jpg?v=1571438906 6BZ6 Tungsol D getter NOS 1950's (81/60) https://tubeworldexpress.com/products/6ch6-el821 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ch6.jpg?v=1571438906 6CH6=EL821 Brimar UK like new 1956 (2 in stock) https://tubeworldexpress.com/products/copy-of-ecc84-6cw7-mullard-international-nos-1960-1-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cw71.jpg?v=1571438906 ECC84=6CW7 Mullard International NOS 1960 (8.8/12.2ma) https://tubeworldexpress.com/products/copy-of-ecc84-6cw7-mullard-international-nos-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cw7mini62.jpg?v=1571438907 (!) (#1 6CW7 Best Single) ECC84=6CW7 Mullard branded Philips Miniwatt Holland 1962 (10.6/11.0ma) https://tubeworldexpress.com/products/copy-of-ecc84-6cw7-siemens-sonotone-nos-1959-1-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cw759.jpg?v=1571438907 ECC84=6CW7 Siemens Germany Sonotone NOS 1959 (11.2/13.8ma) https://tubeworldexpress.com/products/copy-of-6146a-rca-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6146age1.jpg?v=1571438907 6146A GE NOS 1960's (82ma) https://tubeworldexpress.com/products/copy-of-6146a-rca-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6146age2.jpg?v=1571438907 6146A GE NOS 1965 (69ma) https://tubeworldexpress.com/products/6146b-rcagev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_cb395c98-7391-4b65-9fe5-0f9e624a514c.jpg?v=1742235970 (!!) (Best Single) 6146B RCA branded GE NOS 1973 (102ma) https://tubeworldexpress.com/products/6s4-syl54 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_79bd0aac-04d5-46e5-bce5-a027eda566dc.jpg?v=1762795091 6S4 Sylvania black plate triple mica NOS "D" getter halo 1954 (28.2ma) https://tubeworldexpress.com/products/6eu7-ge-nos-1960s-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2fcd0b08-bc7a-4c2f-aeb1-5be8076b2499.jpg?v=1635260211 6EU7 GE NOS 1960's (48/32 and 56/32) https://tubeworldexpress.com/products/24a-rca-cunningham 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/24arca.jpg?v=1571438907 24A RCA Cunningham engraved base NOS 1940 era (3 in stock) https://tubeworldexpress.com/products/copy-of-ny-224-national-union-engraved-base-nos-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/er224a.jpg?v=1571438907 (!!) ER-224A Eveready Raytheon Balloon used/tests very good 1930's (45/25) (4.1ma) (highest Ma) https://tubeworldexpress.com/products/copy-of-er-224a-eveready-raytheon-balloon-used-tests-very-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/124cros.jpg?v=1571438907 (!) (#2 24 Balloon) 124 Crosley by Arcturus Balloon used/tests like new 1930's (48/25) (3.0ma) https://tubeworldexpress.com/products/6cd6g-cbs-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6cd6ga-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/em80-haltron-european-made-nos-1950s-d-getter-halo 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d33fac70-d5f6-48ae-a7ce-91d7085bc0ee.jpg?v=1616099380 EM80 Haltron European made NOS 1950's "D" getter halo (2 in stock) https://tubeworldexpress.com/products/copy-of-em11-ultron-germany-nos-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em11tung.jpg?v=1571438907 EM11 Tungsram NOS original box (bright green eye) https://tubeworldexpress.com/products/emm801-telefunken-germany-nos-1965-rebranded-westinghouse 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/emm801w2.jpg?v=1571438907 (!) (BEST VALUE) EMM801 Telefunken Germany <> bottom NOS rebranded Westinghouse 1965 (2 in stock) (tuning eye) https://tubeworldexpress.com/products/copy-of-311b-we-used-good-faded-getters-1964-1967-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/311bp2.jpg?v=1571438907 (!!!) (Recommended Pair) 311B WE used/good 1960-1961 partially faded getters (24.5ma and 26.5ma) https://tubeworldexpress.com/products/copy-of-4-pin-ef-johnson-123-209-200-nos-for-811a-572b-866a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/123210200.jpg?v=1571438908 4 Pin EF Johnson (123-210-200) NOS for 811A / 572B / 866A / 8020W https://tubeworldexpress.com/products/329a-we-nos-1972-1-pair-p7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/329ap8.jpg?v=1571438908 329A Western Electric NOS 1972 (1 PAIR: 35ma and 37ma) https://tubeworldexpress.com/products/copy-of-329a-we-nos-1972-1-pair-p8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/329ap9a.jpg?v=1571438908 329A Western Electric NOS 1976 (1 Pair: 34ma and 37ma) https://tubeworldexpress.com/products/gz32-miniwatt-by-mullard-uk 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ee7b3f8f-3f18-47be-9fcd-156aae603fa8.jpg?v=1763306255 (!!!) (Best Single) GZ32 Miniwatt by Mullard UK gray plates D getter NOS 1960 very good condition (60/40 and 60/40) 1% section balance https://tubeworldexpress.com/products/6fq7-ge-zenith-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ae9d5d67-487f-44b7-aa5e-93da7630fd04.jpg?v=1670974327 (!!!!) (Recommended Pair) 6FQ7 Zenith by GE NOS 1977 (6.5/10.6ma and 6.7/9.2ma) https://tubeworldexpress.com/products/6aq5a-international 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_226d2042-cccb-4e73-8610-d3d420723660.jpg?v=1601704878 6AQ5A International USA NOS (56ma) https://tubeworldexpress.com/products/copy-of-best-pair-6aq5-france-rebranded-telefunken-nos-1969 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6al7gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_85250373-e4c5-40dc-85b4-fcb997ce3dd6.jpg?v=1679284556 6AL7GT GE NOS 1950 era https://tubeworldexpress.com/products/6ak6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d8baca50-3e5d-4df6-ad81-c7688e14799e.jpg?v=1723612580 6AK6 US Brands NOS (40 in stock) https://tubeworldexpress.com/products/6am8a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8851b2dc-f786-439e-8466-b260a6420150.jpg?v=1571438908 6AM8A US Brands NOS (40 in stock) https://tubeworldexpress.com/products/4c35-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_48464940-629d-4610-916f-2bbca8df32d0.jpg?v=1626701733 4C35 Sylvania Hydrogen Thyratron NOS (1 in stock) https://tubeworldexpress.com/products/copy-of-6688-ge-like-new-1963-orange-printing-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6688ge.jpg?v=1571438908 6688 GE NOS 1966 (9ma) https://tubeworldexpress.com/products/el95-6dl5-siemp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1a0743f7-6251-4313-bb19-fe0627eb1e39.jpg?v=1754455034 (!) (Recommended Pair) EL95 Haltron East Germany NOS 1970's (20ma and 21.5ma) https://tubeworldexpress.com/products/copy-of-6688-ge-nos-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/66887300.jpg?v=1571438908 6688 GE 5 Star used/good (7.2ma) https://tubeworldexpress.com/products/25l6gt-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/25L6GTused.jpg?v=1571438909 25L6GT used/good (10 in stock) https://tubeworldexpress.com/products/25z6-rca-radiotron-used-good-1940-era 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8037-b-5031-burroughs-nixie-0-9-display-rounded-top-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8037u.jpg?v=1571438909 8037=B-5031 Burroughs NIXIE (0-9 display) roundish top used (8 in stock) https://tubeworldexpress.com/products/copy-of-8037-b-5031-burroughs-nixie-0-9-display-rounded-top-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8037nat.jpg?v=1571438909 NL-8037=5031 National NIXIE NOS in plastic bag https://tubeworldexpress.com/products/copy-of-7587-rca-nos-1950s-original-boxes-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7587p.jpg?v=1571438909 7587 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/6007-amperex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6007.jpg?v=1571438909 6007 Amperex NOS (0 in stock) https://tubeworldexpress.com/products/c1k-6014-rca-used-tests-like-new-1960s 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8423-b-6091-burroughs-nixie-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6091burr.jpg?v=1571438909 8423=B-6091 Burroughs Nixie Tube (0 in stock) https://tubeworldexpress.com/products/6360-amperex-jan-no-1980s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_051f3388-1e4c-4526-a79a-fba81c9db771.jpg?v=1571438909 6360 Amperex JAN USA NOS 1981 (4 in stock) https://tubeworldexpress.com/products/el84-ge-nos-v7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_647312bd-29e1-48bb-ae96-d9c1376f308f.jpg?v=1727216871 (!!!!) (Best Pair #1) 6BQ5=EL84 GE NOS 1959-1961 (50.5ma and 52.5ma) https://tubeworldexpress.com/products/5946-rca-nos-1969 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8156-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_df1b6e1e-5d3e-4af8-9c13-f1a41b73263e.jpg?v=1571438909 8156 GE NOS (30 in stock) https://tubeworldexpress.com/products/7315-dumont-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8509-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8509.jpg?v=1571438909 8509 NOS (8 in stock) https://tubeworldexpress.com/products/1614-ge-nos-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/161454.jpg?v=1571438909 1614 GE NOS 1962 (66ma) https://tubeworldexpress.com/products/copy-of-9-pin-ceramic-chassis-mount-socket-with-gold-plated-pins-and-mounting-bracket-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9pingold_pc.jpg?v=1571438909 9 pin ceramic pc mount socket with gold-plated pins (10 in stock) https://tubeworldexpress.com/products/copy-of-9-pin-ceramic-pc-mount-socket-with-gold-plated-pins 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9pinpc.jpg?v=1571438909 9 pin ceramic pc mount socket with standard pins (13 in stock) https://tubeworldexpress.com/products/9-pin-magnoval-sockets-bottom-chassis-mount-nos-without-center-hole 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/9pinmag.jpg?v=1571438910 9 pin Magnoval sockets BOTTOM chassis mount NOS WITHOUT CENTER HOLE (0 in stock) https://tubeworldexpress.com/products/122-237-1-ef-johnson-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_09cb99bd-2f11-4bc7-a98c-2d53c9c0afcc.jpg?v=1728514703 7 pin EF JOHNSON Type (122-237-1) ceramic chassis mount socket NOS (13 in stock) (813 tube) https://tubeworldexpress.com/products/5000-ohm-ohmite-ceramic-power-resistor-nos-probably-5-10-watts 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5000_10.jpg?v=1571438910 5000 ohm Ohmite ceramic power resistor NOS (5-10 watts estimate) (250 in stock) (Minimum order 4) https://tubeworldexpress.com/products/5000-ohm-ohmite-ceramic-power-resistor-nos-25-watts 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5000_25.jpg?v=1571438910 5000 ohm Ohmite ceramic power resistor NOS (25-30 watt estimate) (40 in stock) https://tubeworldexpress.com/products/jc3-20-35s-jennings-vacuum-cap 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/JC3.jpg?v=1571438910 JC3-20-35S Jennings vacuum cap https://tubeworldexpress.com/products/mc-1-750-jennings-vacuum-cap 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/mc1.jpg?v=1571438910 MC-1 750 Jennings vacuum cap https://tubeworldexpress.com/products/407b-wev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_0c67a514-c449-4d16-809a-4374b1fade6c.jpg?v=1736631396 (!) 407B Western Electric NOS 1968 (45-47/26) https://tubeworldexpress.com/products/407a-we-1974 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a55a7fa1-aa2f-46c4-aaab-b63113f4dccf.jpg?v=1726251500 407A Western Electric NOS 1974 (32/26 and 34/26) https://tubeworldexpress.com/products/copy-of-6463-ge-5-star-nos-1964-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6463551.jpg?v=1571438910 GL-6463 GE NOS "U" getter halo 1955 (14/20ma) https://tubeworldexpress.com/products/1614-rca-nos-1973 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1614r73.jpg?v=1571438910 1614 RCA NOS/75% 1973 (55ma) https://tubeworldexpress.com/products/6bq5-rca-used-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4fea9a6a-58e9-4b56-8b69-0d27ec685f65.jpg?v=1639665409 6BQ5 RCA gray plate used/good 1967 (32.6ma) https://tubeworldexpress.com/products/6bq5-sylvania-black-plates-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bc1fc2d3-04dd-4f06-b225-01c48be35b78.jpg?v=1734890067 (!!!!) (Best Sylvania Pair) 6BQ5 Sylvania black plate NOS 1970's (56.0ma and 58.0ma) https://tubeworldexpress.com/products/6ar5-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_08414e96-83ca-40d3-9a5c-225c7feee165.jpg?v=1762901503 (BEST PAIR) 6AR5 Halton Japan NOS 1970's (34.2ma and 34.6ma) 1-2% matched https://tubeworldexpress.com/products/6al3-ey88-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2969b094-3eb0-497b-9cb1-87a57357a626.jpg?v=1742866700 (!!) (Best Pair) 6AL3=EY88 Rogers and RCA Holland 1968-1970 era Half-Wave HV Rectifier NOS (94/60 and 95/60) https://tubeworldexpress.com/products/12ax7-siemens-halske-bogen-germany-1960-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12ax7siembogen.jpg?v=1571438911 (!!) (Good Value) 12AX7 Siemens Halske Germany rebranded "BOGEN" used/good 1960 (161 Series) (Gm=1400/1500 and 0.8/0.9ma) https://tubeworldexpress.com/products/ecc83-12ax7-siemens-halske-used-good-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2a69b9d7-e208-4a01-bb4c-a4bdc07dae92.jpg?v=1696708785 (!!!) (Best Value Single) ECC83=12AX7 Siemens Halske Germany used/good 1960's faded date code (1.3/0.9ma and Gm=1700/1500) https://tubeworldexpress.com/products/6bq5-sylvania-nos-pair-11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2c9b978b-d2bc-430b-a371-5f6f57a0aaf3.jpg?v=1733957049 (!!!!) (Recommended Pair) 6BQ5 Sylvania black plate NOS 1970 era (63ma and 68ma) https://tubeworldexpress.com/products/copy-of-12au7-sylvania-black-plates-and-d-getter-nos-1951-1-pair-3-5-matched 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au753.jpg?v=1571438911 (!!) (Best Value Single 1953) 12AU7 Sylvania black plates "D" getter used/strong 1953 no printing (9.6/11.8ma) https://tubeworldexpress.com/products/14af7-xxd-nosv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_55466065-962a-437c-b11a-bdb5e4562208.jpg?v=1747589540 14AF7=XXD Sylvania chrome top branded Raytheon NOS 1947 (98/60 and 98/60) https://tubeworldexpress.com/products/1a5gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1a5s.jpg?v=1571438911 1A5GT US Brands NOS (8 in stock) https://tubeworldexpress.com/products/1a4p 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1a4.jpg?v=1571438911 1A4P=1A4T RCA NOS (2 in stock) https://tubeworldexpress.com/products/1a7gt-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8ba9200b-e76c-44aa-b70a-c6349f2db612.jpg?v=1732576676 1A7GT Sylvania NOS 1946 (92/60) https://tubeworldexpress.com/products/1p37-photocell 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7b808174-eb6d-414f-87a5-e1f73e31a78e.jpg?v=1714618676 1P37 RCA photocell for sound https://tubeworldexpress.com/products/1p41 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1096081c-3ea3-42ac-bb3e-688d40c2c17a.jpg?v=1714618744 1P41=924 RCA Photocell 1957 https://tubeworldexpress.com/products/copy-of-1p41-924-rca-photocell 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2c36 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8e357997-fb04-4a06-ad8e-f2ce4428c98e.jpg?v=1571438911 2C36 Litton USA NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-2c36-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2C37.jpg?v=1571438911 2C37 Litton USA NOS 1970's (1 in stock) https://tubeworldexpress.com/products/copy-of-2c37-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2c40 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2C40.jpg?v=1571438911 2C40 RCA NOS (6 in stock) https://tubeworldexpress.com/products/2c42 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2c43 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2C43.jpg?v=1571438911 2C43 sealed NOS (3 in stock) https://tubeworldexpress.com/products/2c44 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2c53 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2c53.jpg?v=1571438911 2C53 National Union NOS (7 in stock) https://tubeworldexpress.com/products/2e24-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_b13e3c53-766b-4801-be26-524ff3926b0c.jpg?v=1766533854 2E24 RCA NOS (2 in stock) https://tubeworldexpress.com/products/17dq6b-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/24lq6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/24lq6.jpg?v=1571438912 24LQ6 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/25e5-pl36-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_32bfdbcb-c33d-48cb-9fb8-cb45f3bbced9.jpg?v=1683644841 25E5=PL36 RCA Japan NOS (1 in stock) https://tubeworldexpress.com/products/32-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_377b9227-d2de-470b-9076-64a7fd4c1291.jpg?v=1571438912 32 US Brands used/good (3 in stock) https://tubeworldexpress.com/products/35z3-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ecl86-6gw8-philips-holland-nos-pair-5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6959caaa-d271-41c9-b580-82ba9cb687a9.jpg?v=1696709321 (!!!) (Recommended Value Pair) ECL86=6GW8 Philips Holland NOS 1968-1969 (1.0/1.1ma and 31/34ma) https://tubeworldexpress.com/products/6sb7y 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4f4aac8b-670b-4746-8921-57b327f89a54.jpg?v=1571438912 6SB7Y US Brands NOS (1 in stock) https://tubeworldexpress.com/products/6sf7-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f360a01e-5d06-476d-a4c2-2383f7abb068.jpg?v=1571438912 6SF7 Raytheon NOS 1955 (13.4ma) https://tubeworldexpress.com/products/6sr7-metal-can-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sr7.jpg?v=1571438912 6SR7 US Brands metal can NOS (15 in stock) https://tubeworldexpress.com/products/50x6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_875a5f27-e6e2-4a56-b44b-098775bf61b0.jpg?v=1689912612 50X6 US Brands NOS (11 in stock) https://tubeworldexpress.com/products/50y6gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_5ff139e6-8665-4597-a044-979d4cd3a5d9.jpg?v=1768415789 50Y6GT US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-80uf-350-100-350-10-300-20-50-sprague-fp-cap-in-white-box-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/D0778.7.jpg?v=1571438912 30uf/350, 30/350, 50/300, 100/75 Cornell Dubilier FP cap NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-300uf-150v-mallory-fp-2-h-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/fp140a.jpg?v=1571438912 125uf @ 350V Mallory FP 2.5" H https://tubeworldexpress.com/products/metal-can-cap-cover-for-1-diamtere-cans 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/capcover.jpg?v=1571438912 Metal Can Cap Cover for 1" diameter cans with up to 4" height (14 in stock) https://tubeworldexpress.com/products/fp471-1-mallory-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/475v2.jpg?v=1571438912 30uf/475V, 4/475, 4/475, 200/25 Sprague 2"H x 1.375" dia https://tubeworldexpress.com/products/copy-of-6uf-1000vdc-cde-us-made-oil-cap-nos-1988-30-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/40ufasc.jpg?v=1571438912 40uf/370VAC=600VDC ASC spearinol oil caps NEW from 1999 4.75"H x 2.25" dia (4 in stock) https://tubeworldexpress.com/products/6-pin-amphenol-black-phenolic-chassis-socket-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ux6a.jpg?v=1571438912 6 pin Amphenol black phenolic chassis socket NOS with mounting flange (0 in stock) https://tubeworldexpress.com/products/4-pin-ef-johnson-123-206-1-123-206-200-jumbo-ceramic-bayonet-socket-for-8008-5c22-c6j-vacuum-tubes-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1232061.jpg?v=1571438912 4-pin EF Johnson 123-206-1 = 123-206-200 Jumbo ceramic bayonet socket for 8008, 5C22, C6J vacuum tubes NOS (0 in stock) https://tubeworldexpress.com/products/6gl7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f8501f4d-9398-4dab-ac06-ae5cba823872.jpg?v=1571438912 6GN8=6EB8 US BRANDS NOS (35 in stock) https://tubeworldexpress.com/products/copy-of-41-us-brands-13-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/41u.jpg?v=1571438913 41 Triad engraved base used/strong 1930's (70/40) https://tubeworldexpress.com/products/43 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/43.jpg?v=1571438913 *** (BEST PRICE) *** 43 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/78-us-brands-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/78used.jpg?v=1571438913 78 US Brands used/good (6 in stock) https://tubeworldexpress.com/products/6eu7-rca-nos-v1-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f695f562-4cbe-41e1-a70a-ac4103a1cb44.jpg?v=1648239727 (!) 6EU7 RCA NOS 1970 era (51/32 and 52/32) https://tubeworldexpress.com/products/6bq5-hitachi-japan-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bq5hit365.jpg?v=1571438913 (Best Value Single) 6BQ5 Hitachi Japan used/tests like new 1960's (44.5ma) https://tubeworldexpress.com/products/12at7-telefunken-diamond-bottom-used-good-early-1960s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8881a673-5b49-4fa1-9fb8-b5a2d9364ff6.jpg?v=1620824547 (!!) (Good Value) 12AT7 Telefunken Diamond Bottom used/good early 1960's (7.8ma/10.8ma) https://tubeworldexpress.com/products/6922-sv5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_01a43e47-5136-4246-b9fe-d8708f01dbc3.jpg?v=1735954786 (!!) (Best Value Single) JAN-6922 Sylvania NOS 1971 tilted glass (19.0/17.2ma) https://tubeworldexpress.com/products/12at7-siemens-halske-germany-d-getter 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a5a7993f-3d69-48ce-a146-3fa29989c1bb.jpg?v=1723231381 (!!) (Best Value Used) ECC81=12AT7 Siemens Halske Germany "D" getter 1960 era used/good (8.8/7.5ma) https://tubeworldexpress.com/products/6sl7gt-rca-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ba6a86ab-1c94-4d8a-9771-b27011c8c2bf.jpg?v=1571438913 (!!) (slightly microphonic) 6SL7GT RCA NOS black plates gray coated glass 1952 (2.8/2.8ma) 1% section balance https://tubeworldexpress.com/products/6sl7gt-rca-1950 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fd94349f-146a-48b0-b2bd-4ca934fc94de.jpg?v=1571438913 (!!) (slightly microphonic) 6SL7GT RCA NOS 1950 (2.2/2.3ma) 1-2% section balance https://tubeworldexpress.com/products/6sl7gt-rca-1951-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_455ea2df-7c31-491a-8696-42caf9103fac.jpg?v=1571438914 (!) 6SL7GT RCA burgundy base NOS 1951 (1.7/1.8ma) https://tubeworldexpress.com/products/6sl7gt-rca-1951-v1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e11e3968-c852-4c60-939c-d990c17da390.jpg?v=1571438914 (!) (slightly microphonic) JAN-CRC-6SL7GT RCA NOS black plates 1951 tilted glass (2.0/2.2ma) https://tubeworldexpress.com/products/vt-229-6sl7gt-rca-nos-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_26828d71-6e67-48ab-aa78-89fff04e2ebb.jpg?v=1705527611 (!!!!) (Best RCA Pair) VT-229=6SL7GT RCA round black plates NOS 1942 (2.8/2.9ma and 2.5/2.6ma) https://tubeworldexpress.com/products/6sl7gt-sylvania-1940s-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sl7crack.jpg?v=1571438914 (!!) (Best Value) VT-229=JAN-CHS-6SL7GT Sylvania NOS white printing 1944-1945, hairline crack in base, mis-matched sections in white box (2.6/3.4ma) https://tubeworldexpress.com/products/12ax7-ecc83-fisher-holland-large-o-getter-halo-1961-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12ax7fish61.jpg?v=1571438914 (!!!) (Best Value Single) 12AX7=ECC83 FISHER HOLLAND large "O" getter halo 1961 used/good (Gm=1500/1600 and .9/.9ma) https://tubeworldexpress.com/products/8fq7-ge-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4dab560b-6157-456c-aacd-a683a2f63b5c.jpg?v=1670966422 8FQ7 GE NOS 1962 (6.5/7.5ma) https://tubeworldexpress.com/products/6f6gt-gep1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b608b63f-2233-42c9-9dc9-3b754ad11482.jpg?v=1759866774 (!!!) (Best Pair) 6F6GT GE coated glass NOS 1951-1952 (36ma and 39.5ma) https://tubeworldexpress.com/products/ux-5-5-pin-ux-5-amphenol-chicago-usa-nos-ceramic-chassis-mount-socket-with-mounting-clip-and-wavy-washer 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5pincer.jpg?v=1571438915 5-pin (UX-5) Amphenol, Chicago USA NOS ceramic chassis mount socket with mounting bracket and wavy washer (1 in stock) https://tubeworldexpress.com/products/copy-of-uv-201a-radiotron-brass-base-and-tipped-used-tests-65-1920s-21-18 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/201vol.jpg?v=1571438915 (Display tube) UV-201 Volutron brass base - does not work - in good condition - 1920's https://tubeworldexpress.com/products/7-pin-gray-phenolic-top-chassis-socket 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7pintopp.jpg?v=1571438915 7 pin gray phenolic top chassis socket (27 in stock) https://tubeworldexpress.com/products/7-pin-ef-johnson-number-122-227-200-ceramic-chassis-mount-nos-9-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7pinef.jpg?v=1571438915 7-pin EF Johnson Number 122-227-200 Ceramic Chassis mount socket NOS 1940's - 1950's (8 in stock) (1625 power tube) https://tubeworldexpress.com/products/6dj8-matshushita-japan-branded-philips-p5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8f1238a6-bc39-4747-9ef6-fda46599dc7f.jpg?v=1755274547 (!!!!) (BEST PAIR #1) 6DJ8 Philips by Matshushita JAPAN NOS 1960's (19.8/18.9ma and 18.2/19.5ma) https://tubeworldexpress.com/products/7189-westinghouse-gray-plate-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bd9fb2f7-62f0-418b-8c1e-60b1dadfa8c1.jpg?v=1693086543 (READ REVIEW) 7189 Westinghouse gray plate NOS 1960's (46ma) https://tubeworldexpress.com/products/copy-of-7189-amperex-heerlen-holland-nos-1970-29ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7189japan.jpg?v=1571438916 7189 Amperex Japan NOS misbranded 7189A NOS 1970 (48.5ma) https://tubeworldexpress.com/products/6cg7-sylvania-emerson-used-good-chrome-electrostatic-shield-between-plates-u-getter-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5d6ab573-b288-4ec3-a8c4-b9691e2deec8.jpg?v=1681361705 6CG7 Sylvania Emerson used/good chrome electrostatic shield between plates "U" getter 1957 (6.2/6.8ma) https://tubeworldexpress.com/products/6dj8-m3624-toshiba-japan-tektronix-checked-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/m3624.jpg?v=1571438916 (!) (#1 6DJ8 Best Value Japan) 6DJ8=M3624 Toshiba Japan Tektronix Checked NOS 1960's (11.6/13.6ma) https://tubeworldexpress.com/products/20-500-20-500-10-500-10-300vdc-cornell-dubilier-fp-cap-nos-d0690 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/D0690.jpg?v=1571438917 20/500V, 20/500V, 10/500V, 10/300VDC Cornell Dubilier FP cap NOS (D0690) (3 sections 500 volts) https://tubeworldexpress.com/products/6l6-rca-metal-can-used-like-new-1953 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9d19009d-06ec-449f-b8f3-009d98c6b76f.jpg?v=1571438917 6L6 RCA metal can used/like new 1953 (71ma) https://tubeworldexpress.com/products/d0842-cornell-cap-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/D0842.jpg?v=1571438917 40/475V, 10/475V, 4/500V, 40/300VDC Cornell Dubilier FP cap NOS (D0842) (2 sections 475 volts) https://tubeworldexpress.com/products/5v4g-rca-v9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_d91b47b3-7b6a-4232-8350-afc590decd6f.jpg?v=1772247163 (1) (Best Value) 5V4G RCA used/tests like new 1954 (59/40 and 60/40) https://tubeworldexpress.com/products/5v4g-rca-rebranded-west 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_bc69155b-7831-40e0-8cc4-b6412340da25.jpg?v=1772247449 (!!) (Single) 5V4G RCA rebranded Westinghouse NOS 954 some vertical scratches/scrape on base, slightly tilted glass (56/40 and 56/40) https://tubeworldexpress.com/products/5v4g-ken-rad-black-plates-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_44b8c265-0931-4251-84a9-ddc7a940bb41.jpg?v=1759867822 (!!!!) (Best Single) 5V4G Ken Rad black plates NOS 1945 (60/40 and 60/40) https://tubeworldexpress.com/products/6ez5-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ez51.jpg?v=1571438918 6EZ5 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/6ey6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ey6.jpg?v=1571438918 6EY6 US Brands NOS (2 in stock) https://tubeworldexpress.com/products/6ex6-6cd6a-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ex6.jpg?v=1571438918 6EX6=6CD6GA Raytheon NOS https://tubeworldexpress.com/products/6l7g-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4fd6ea77-1b72-49df-b5fc-f433e5e7650f.jpg?v=1675791103 (READ REVIEW) 6L7G Sylvania used/tests like new 1940's (38/16) https://tubeworldexpress.com/products/cx-12-cunningham-nos-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cx12brass.jpg?v=1571438918 CX-12 Cunningham NOS original box 1930's (1 in stock) https://tubeworldexpress.com/products/cx-12-cunningham-nos-original-box-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cx122.jpg?v=1571438918 CX-12 Cunningham NOS original box 1930's (1 in stock) https://tubeworldexpress.com/products/6ac5gt-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_46ce2d5d-61b6-460b-a6fb-2b2e467c4e31.jpg?v=1626458000 6AC5GT Sylvania NOS 1940's (39/21) https://tubeworldexpress.com/products/12at7-ecc81-siemens-halske-germany-v1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_2c2af7ca-c834-4543-bbe7-bd4c44ec8769.jpg?v=1774332527 (!!!) (Recommended Single) 12AT7=ECC81 Siemens Halske Germany NOS 1960 (10.3ma/11ma) https://tubeworldexpress.com/products/6cy5-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6d6-ken-rad-nos-small-dent-in-top-cap-in-original-box-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_36aaa716-ae3a-4cf9-b8db-2e2dea9a186b.jpg?v=1571438919 6D6 Ken Rad NOS 1940's hairline crack in base https://tubeworldexpress.com/products/6dk6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6dn3-6cm3-sylvania-copper-plates-nos-1970-era-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_14c4a408-8058-436f-a411-cfdb0626afce.jpg?v=1638279424 (PAIR) 6DN3=6CM3 Sylvania copper plates NOS 1970 era same build, 1 tube rebranded GE (1 pair) (Leben 600x) https://tubeworldexpress.com/products/12au7-raytheon-gray-ribbed-plates-d-getter-nos-1954 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au7ray54.jpg?v=1571438919 (!!) (#1 12AU7 Raytheon from 1954) 12AU7 Raytheon gray ribbed plates "D" getter halo NOS 1954 (10.6/11.2ma) https://tubeworldexpress.com/products/12au7-raytheon-gray-ribbed-plates-u-getter-1956 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au7ray56.jpg?v=1571438919 (!!) (#1 12AU7 Raytheon from 1956) 12AU7 Raytheon gray ribbed plates super large "U" getter halo NOS 1956 (10.4/10.8ma) (High Ma and Gm) https://tubeworldexpress.com/products/12au7a-raytheon-uniline-gray-ribbed-plates-o-getter-nos-1960s-single-1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au7ray1415.jpg?v=1571438920 (!!) (#1 12AU7A Raytheon 1960's single) 12AU7A Raytheon Uniline gray ribbed plates "O" getter NOS 1960's (8.2/11ma) https://tubeworldexpress.com/products/6d6-rca-cunningham-used-good-1930s-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_278956fa-b728-48e6-ba7b-54aad8f195f4.jpg?v=1638225341 (!) (PAIR) 6D6 RCA Cunningham used/good 1930's (62/40 and 62/40) https://tubeworldexpress.com/products/6d8g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_cbd9ee43-ccdd-4a98-93c5-eeba65bae6cb.jpg?v=1574467855 6D8EG Philco NOS (1 in stock) https://tubeworldexpress.com/products/6d4-chatham-by-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6d4.jpg?v=1571438920 6D4 Chatham by RCA NOS 1956 (3 in stock) https://tubeworldexpress.com/products/6db5-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6dc6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dc6.jpg?v=1571438920 6DC6 US Brands used/test like new (0 in stock) https://tubeworldexpress.com/products/6a6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6a6.jpg?v=1571438920 6A6 US Brands NOS 1940's (8 in stock) https://tubeworldexpress.com/products/6ab5-6n5-rca-nos-tuning-eye 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_71967896-c94e-4dd8-a3a1-a8f7a075cef7.jpg?v=1695497741 6AB5=6N5 RCA NOS 1960 tuning eye (2 in stock) https://tubeworldexpress.com/products/6ab8-ecl80-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/6_3f550e34-ebbf-4da5-9d3c-301c646371c3.jpg?v=1689197276 6AB8=ECL80 Mullard UK used/good 1963 (60/35 and 30/20) https://tubeworldexpress.com/products/copy-of-6ac7-1852-vt-112-us-brands 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ac7ge.jpg?v=1571438920 6AC7 US Brands (16 in stock) ($4.88 each special price) https://tubeworldexpress.com/products/6186-6ag5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b623bb5f-14ee-49cc-a15d-50de99f672f8.jpg?v=1571438920 JHY-6186=6AG5WA CBS Hytron NOS "D" getter 1959 (8.4ma) https://tubeworldexpress.com/products/6ay3-half-wave-rectifier 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6au8a-nos-100-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6a3.jpg?v=1571438921 6AU8A RCA NOS (17 in stock) https://tubeworldexpress.com/products/copy-of-8045g-lux-japan-made-by-nec-nos-1960s-75ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8045g_new.jpg?v=1571438921 8045G Lux Japan made by NEC https://tubeworldexpress.com/products/35a5-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/35b5.jpg?v=1571438921 35B5 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/79-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/79.jpg?v=1571438921 79 Tungsol NOS in white box 1940's https://tubeworldexpress.com/products/11bm8-rca-japan 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/11.jpg?v=1571438921 11BM8 RCA Hitachi JAPAN NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-ux-280-rca-radiotron-balloon-1930s-tests-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/80ball1.jpg?v=1571438921 (DISPLAY TUBES) 80 Balloon shape glass 1930's (for display purposes only - do not work) https://tubeworldexpress.com/products/35lr6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d80c9bcc-cfbf-4ed9-b26b-ea90800e417c.jpg?v=1571438921 35LR6 Sylvania NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-35-51-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d5963fff-7518-4201-8e21-d4798c2ef57c.jpg?v=1656432552 35 / 51 used/good (4 in stock) https://tubeworldexpress.com/products/copy-of-er-551-35-eveready-raytheon-balloon-tests-like-new-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/51arc.jpg?v=1571438921 51 Arcturus Blue Balloon used/very good 1930's (46/26) https://tubeworldexpress.com/products/copy-of-51-arcturus-blue-balloon-used-very-good-1930s-46-26 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/551b.jpg?v=1571438922 551 Arcturus Blue Balloon used/very good 1930's (43/26) https://tubeworldexpress.com/products/5v4g-rca-v5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_b7e7de12-699d-4f1e-ae0e-c4eae0c54629.jpg?v=1772246098 (!!) (Best Single #2) 5V4G RCA NOS 1953 some vertical scratches on base (59/40 and 61/40) https://tubeworldexpress.com/products/jhs-12ax7wa-sylvania-nos-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2dadcdad-c054-4207-88cc-8534d290557a.jpg?v=1692909304 (!!!) (Best Single 1965) JHS-12AX7WA Sylvania NOS 1965 (1.3/1.5ma and Gm=1700/1800) https://tubeworldexpress.com/products/5v4g-rv4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_77835aaf-97aa-447c-ba1d-56ead6c312af.jpg?v=1772246836 (Best Value) 5V4G RCA black plates used/tests like new 1958 (60/40 and 60/40) https://tubeworldexpress.com/products/copy-of-12aq5-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12ba7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7e7bbcc1-a5a6-4fea-9793-5f5e09b1a48e.jpg?v=1738537783 12BA7 NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-35b5-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/35b5u.jpg?v=1571438922 35B5 used/good (2 in stock) https://tubeworldexpress.com/products/12be6-ge-branded-brimar-nos-1960s-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7cd76b36-9e24-4676-b934-cd9994efe945.jpg?v=1620781483 (!!!) (Best Overall Pair) 12BE6 GE branded Brimar NOS 1960's (2.6ma and 2.6ma) 1% matched (Highest ma and Gm) https://tubeworldexpress.com/products/12bf6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8573f1a8-0a59-4e62-a8da-804428cd91fc.jpg?v=1571438922 12BF6 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/5750-6be6w-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5750s.jpg?v=1571438922 5750=6BE6W Sylvania JAN NOS (4 in stock) https://tubeworldexpress.com/products/2cw4-nuvistor-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_22898019-62a8-4e03-bf24-dce04e64e0cc.jpg?v=1705971401 2CW4 RCA Nuvistor NOS 1963 (1 in stock) https://tubeworldexpress.com/products/1641-rectifier 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1641.jpg?v=1571438922 1641=RK-60 Raytheon Full-Wave Rectifier NOS 1940's (0 in stock) https://tubeworldexpress.com/products/copy-of-80-sylvania-green-leaf-like-new-1940s-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/80ts1.jpg?v=1571438922 80 Tungsol like new, 1 internal plate slightly tilted (51/40 and 52/40) https://tubeworldexpress.com/products/6844a-burroughs 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6844a.jpg?v=1571438923 6844A Burroughs nixie tube used (2 in stock) https://tubeworldexpress.com/products/b-5032-burroughs-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5032nixie.jpg?v=1571438923 B-5032 Burroughs used 1960's (2 in stock) https://tubeworldexpress.com/products/6094-bendix-p11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_60ccb5e0-f464-4fd5-8ed0-332f6fd2f72b.jpg?v=1767370054 (!!) (Recommended Pair) JEA-6094 and JAN-6094 Bendix NOS 1959-1961 (49ma and 53ma) https://tubeworldexpress.com/products/b-5441a-burroughs-nixie-tube-used-1969 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/b-5441abur.jpg?v=1571438923 5441A Burroughs Nixie tube used 1969 (16 pins) (sold out) https://tubeworldexpress.com/products/8421-b-5092-burroughs-nixie-nos-original-boxes-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8421Burr.jpg?v=1571438923 8421=B-5092 Burroughs Nixie NOS original boxes (0 in stock) https://tubeworldexpress.com/products/zm1032-amperex-holland-nixie-tube-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/zm1032.jpg?v=1571438923 ZM1032 Amperex Holland nixie tube used (0 in stock) https://tubeworldexpress.com/products/5685-c6ja-cetron-nos-original-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5685.jpg?v=1571438923 5685=C6JA Cetron NOS original box (1 in stock) https://tubeworldexpress.com/products/2051-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2051_rca.jpg?v=1571438923 2051 RCA test like new 1940's (2 in stock) https://tubeworldexpress.com/products/2051-rca-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_28d72f58-27f2-4041-952f-b8a6ff02588e.jpg?v=1571438923 2051=VT-109 RCA used/good 1940's smaller getter https://tubeworldexpress.com/products/2no30t-amperite-time-delay-relay 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9337c621-34f6-4291-8f3a-bb8a5459ae84.jpg?v=1761420464 2NO30T Amperite Time Delay Relay (3 in stock) https://tubeworldexpress.com/products/copy-of-2no30t-amperite-time-delay-relay-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2no30t-amperite-time-delay-relay-3-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/115no60-amperite-time-delay-relay 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_42f5ee67-3fc9-48d6-8810-34bbf5796e17.jpg?v=1642537535 115NO60 Amperite Time Delay Relay NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-115no60-amperite-time-delay-relay-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2no50-amperite-time-delay-relay-3-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/115no5-amperite-time-delay-relay 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ef7bb142-ff3e-43da-9ec1-88599b82b940.jpg?v=1637630740 115NO15 Amperite Time Delay Relay (1 in stock) https://tubeworldexpress.com/products/12au7-eico-holland-used-good-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fcb0e4e4-3724-448c-8ef6-38f072a8b793.jpg?v=1658725877 (!!!) (Good Value Single) 12AU7 EICO Holland used/good 1961 (8.0/9.6ma) https://tubeworldexpress.com/products/copy-of-2no45t-amperite-time-delay-relay-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-5no30t-amperite-time-delay-relay-1-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6c180-amperite-time-delay-relay-1-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6c45t-amperite-time-delay-relay-1-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6no45-amperite-time-delay-relay-1-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_23000849-636a-4a21-8de5-1fb99f083e98.jpg?v=1761156603 6NO45T Amperite Time Delay Relay (4 in stock) T series have 9 pins https://tubeworldexpress.com/products/copy-of-115no2-amperite-time-delay-relay-1-in-stock-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/mehmet-ocakoglu-tube-order-43643 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6922-e88cc-penta-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_965ec3f5-3514-48a0-a471-375c6016e70d.jpg?v=1728082014 (!!!!) (Single) 6922=E88CC Penta Labs Hungary used/good 1980 era (10/15ma) https://tubeworldexpress.com/products/z550m-amperex-holland-numerical-display-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/nix1.jpg?v=1571438923 Z550M Amperex Holland numerical display NOS (0 in stock) https://tubeworldexpress.com/products/sk-410-eimac-5-pin-socket-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/sk410.jpg?v=1571438924 SK-410 Eimac 5 pin socket used (1 in stock) (for 4-400A Eimac) https://tubeworldexpress.com/products/copy-of-ux-281-rca-radiotron-balloon-used-like-new-engraved-base-1930s-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/81arcu.jpg?v=1571438924 (!!) (#1 81 Balloon) 81 Arcturus Balloon used/tests like new engraved base 1930's like new condition (53/40) https://tubeworldexpress.com/products/81-st-19-rca-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4fe8ffe1-a286-4039-a13c-68fdc10d70c6.jpg?v=1649337718 (!!!) (Best Pair) 81 ST-19 RCA NOS original boxes 1940's (1 pair) https://tubeworldexpress.com/products/76-rca-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5c644fd4-4bb7-40fc-a68d-713958d9e821.jpg?v=1728086904 (!!!) 76 RCA NOS 1940's (6.0ma) https://tubeworldexpress.com/products/6f6g-national-union-black-plate-nos-1951 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8adb15b5-59be-4807-92e6-4243a54f4a7e.jpg?v=1645475950 6F6G National Union black plate NOS 1951 (40.5ma) https://tubeworldexpress.com/products/2d21-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2d21.jpg?v=1571438924 2D21 US Brands NOS (11 in stock) https://tubeworldexpress.com/products/2dv4-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2d21-us-brands-nos-11-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2d21russ.jpg?v=1571438924 2D21 United Russian NOS (4 in stock) https://tubeworldexpress.com/products/2ah2-rca-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2av2-2ba2-nos-75-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_784cebfc-478e-4842-a49d-2d088a086ec1.jpg?v=1571438924 2AV2=2BA2 NOS (75 in stock) https://tubeworldexpress.com/products/2as2a-2bu2-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5bc873b0-b92f-4f9c-8187-1fdeb0df3bbb.jpg?v=1571438924 2AS2A=2BU2 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/2a4g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bcd438b8-7e7c-4f98-8f0c-5e456ed0acc6.jpg?v=1713719840 2A4G Philco NOS 1940's https://tubeworldexpress.com/products/2a5-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fe745bda-0cd4-4823-ad68-de21cd757908.jpg?v=1718000113 (!) (Best Single) 2A5 RCA NOS 1940's (93/50) https://tubeworldexpress.com/products/0d3w-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_703cc14d-e497-47fb-b91d-cc1450eae147.jpg?v=1752818460 0D3W Chatham by Tungsol NOS 1953 (high stability 0D3) https://tubeworldexpress.com/products/0y4-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1a6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1a6.jpg?v=1571438924 1A6 US Brands NOS (7 in stock) https://tubeworldexpress.com/products/copy-of-1a5gt-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1a5g.jpg?v=1571438924 1A5G Zenith used/good 1940's https://tubeworldexpress.com/products/1g4gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f95c22a1-4105-4954-a76d-d98b9613757d.jpg?v=1635774134 1G4GT US Brands NOS (0 in stock) https://tubeworldexpress.com/products/1g5g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c10f570c-6205-4039-bedc-0d8b6cbe3688.jpg?v=1632239589 1G5G US Brands NOS (2 in stock) https://tubeworldexpress.com/products/1g6gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_79a9c520-bfd5-4e8f-8a04-8b57641074a9.jpg?v=1632198590 1G6GT US Brands NOS (0 in stock) https://tubeworldexpress.com/products/1h4g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1h4.jpg?v=1571438925 1H4G Sylvania NOS 1940's (4 in stock) https://tubeworldexpress.com/products/4-1h5gt-nos-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1h5gtwest.jpg?v=1571438925 1H5GT Westinghouse Reliatron NOS https://tubeworldexpress.com/products/1h6g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1h6.jpg?v=1571438925 1H6G NOS (5 in stock) https://tubeworldexpress.com/products/1j6g 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1k3a-1j3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1la4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1la4.jpg?v=1571438925 1LA4 NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-1la4-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1la6.jpg?v=1571438925 1LA6 NOS (0 in stock) https://tubeworldexpress.com/products/1m3-dm70 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1lc5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e3375b21-4b8c-491f-9fc0-e3cb211b52a0.jpg?v=1760388397 1LC5 NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-1lc5-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1ld5-philco-by-sylvania-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f138a55d-9a96-4049-ade0-b3350c7122d5.jpg?v=1700486880 1LD5 Philco by Sylvania NOS 1940's (112/60) https://tubeworldexpress.com/products/1ad2-1by2a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1ad2.jpg?v=1571438925 1AD2=1BY2A US Brands NOS (5 in stock) https://tubeworldexpress.com/products/1ad4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1ae4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_36492465-4c49-49a7-bcd4-50afe517c8d0.jpg?v=1571438925 1AE4 Raytheon NOS (1 in stock) https://tubeworldexpress.com/products/1ag4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1ah4-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1AH4.jpg?v=1571438925 1AH4 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/1aj5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1AJ5.jpg?v=1571438925 1AJ5 Tungsol NOS (sold out) https://tubeworldexpress.com/products/copy-of-1aj5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1ay2a-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_953a233f-80a9-4e2f-af9b-453ada385f42.jpg?v=1571438925 1AY2A NOS (25 in stock) https://tubeworldexpress.com/products/1b3gt-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_115f454e-58ba-4ade-83e8-f57c3180e94d.jpg?v=1679073496 1B3GT=1G3GT US/Canada used (6 in stock) https://tubeworldexpress.com/products/1b4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6bfa4ead-3f9d-4988-94c9-492e4c34e6f6.jpg?v=1571438925 1B4 and 1B4P NOS https://tubeworldexpress.com/products/1b5gt-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1b7g 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1b22 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1b24 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/4_18b8481d-73d7-4606-99d5-01767a8011f4.jpg?v=1682974320 1B24 Westinghouse used https://tubeworldexpress.com/products/copy-of-1b24 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-1b35a-6038 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1bc2-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-1bc2-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-1bh2-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1lg5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1lh4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1lh4.jpg?v=1571438925 1LH4=VT-177 US Brands NOS (9 in stock) (READ REVIEW) https://tubeworldexpress.com/products/1ln5-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_83d17c8f-33d0-473a-a643-b80efd2dc1ab.jpg?v=1672785192 1LN5 US Brands used/good (5 in stock) https://tubeworldexpress.com/products/copy-of-1c21-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1c1-ballast-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1c5gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0f187ded-019b-4fec-81b8-a9793e248053.jpg?v=1635774242 1C5GT US Brands NOS (10 in stock) https://tubeworldexpress.com/products/1c6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1c6.jpg?v=1571438925 1C6 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/1c7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_69383b84-6d06-4fb5-ab34-1a070ee10aae.jpg?v=1571438925 1C7G US Brands NOS (2 in stock) https://tubeworldexpress.com/products/1d5gp 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1d7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0b39dbf1-2797-483a-b97b-debee85f4cef.jpg?v=1571438925 1D7G NOS (5 in stock) https://tubeworldexpress.com/products/1d8gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_967ed460-5c1f-4a71-93b5-9e9d9bdbbc49.jpg?v=1716265560 1D8GT NOS (sold out) https://tubeworldexpress.com/products/copy-of-1d8gt 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-1d8gt-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-1dg3-nos-9-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1dk29 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1dn5-rca-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1e5g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1e5g.jpg?v=1571438926 1E5G=1E5GP US Brands NOS (6 in stock) https://tubeworldexpress.com/products/1f5g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1f5g.jpg?v=1571438926 1F5G US Brands NOS (7 in stock) https://tubeworldexpress.com/products/1e7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a1a86f43-9c9e-4a78-a23c-fe6194e873a7.jpg?v=1697990142 1E7G US Brands NOS (4 in stock) https://tubeworldexpress.com/products/1f4-national-union-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1f6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_aa596dc1-dd79-4e66-b83e-02e9556b1ffa.jpg?v=1712085787 1F6 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-1f5g-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1n5g-rca-victor-used-good-1940s-tall-bottle-4-50 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1n2a-1au3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1n21 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5226a56f-c2ce-410b-8131-d85244bc44af.jpg?v=1574883787 1N21B NOS https://tubeworldexpress.com/products/1n3-dm71 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1p21-photocell-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5da27795-6d15-4849-8980-8a55d5cf275f.jpg?v=1714618847 1P21 RCA Photocell NOS 1957 (2 in stock) https://tubeworldexpress.com/products/1p22-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_87d63864-fc88-4d10-99b6-013173601f17.jpg?v=1714618965 1P22 RCA Photocell NOS 1960's (3 in stock) https://tubeworldexpress.com/products/copy-of-1p22-photocell-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1p29-photocell 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f6e343ef-584d-4982-9315-0e93d3af8d4a.jpg?v=1670365641 1P29 Photocell NOS https://tubeworldexpress.com/products/copy-of-1p41-924-rca-photocell-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1q5gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1q5gt.jpg?v=1571438926 1Q5GT Tungsol NOS 1940's (100/60) https://tubeworldexpress.com/products/copy-of-1q5gt-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1r4-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1r4.jpg?v=1571438926 1R4 US Brands NOS (4 in stock) https://tubeworldexpress.com/products/1r5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1r5.jpg?v=1571438926 1R5 US Brands NOS (25 in stock) https://tubeworldexpress.com/products/1rk31 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1RK31.jpg?v=1571438926 1RK31 IEC Japan NOS (5 in stock) https://tubeworldexpress.com/products/1s2a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1s4-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1s5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e1599b31-eb03-4c1f-95a8-e8e8e8dd83f4.jpg?v=1571438926 1S5=DAF91 US Brands NOS (15 in stock) https://tubeworldexpress.com/products/1t4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_57a55790-bd54-4968-94d3-055fcf2c305a.jpg?v=1575310943 1T4=DF91 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/1t4-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_e9e6723a-0f60-424b-8ffe-e923196487dd.jpg?v=1672973171 1T4=DF91 RCA used/good (2 in stock) https://tubeworldexpress.com/products/1t5gt 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-1t5gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1T6.jpg?v=1571438926 1T6 RCA NOS (12 in stock) https://tubeworldexpress.com/products/1u5-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1v-6z3-rectifier 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d04ad8f4-47a5-4903-a0ed-3a9314d7218b.jpg?v=1571438926 1V=6Z3 Rectifier (0 in stock) https://tubeworldexpress.com/products/1v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a8268c7f-b916-4d06-8820-d39336211221.jpg?v=1571438926 1V2 USA and Japan NOS (35 in stock) https://tubeworldexpress.com/products/1v6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1V6.jpg?v=1574607749 1V6 US Brands NOS (sold out) https://tubeworldexpress.com/products/1x2b 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1x2a.jpg?v=1571438926 1X2A US Brands NOS (10 in stock) https://tubeworldexpress.com/products/1z2 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2a6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5934f840-b806-4738-bfc1-3c21fc5ae914.jpg?v=1571438926 9.30.21 2A6=1659 RCA branded Hewlett Packard NOS (0 in stock) https://tubeworldexpress.com/products/2a6-coronado 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_400f47a0-70c3-49cc-b204-08048fa7a0ca.jpg?v=1674792909 2A6 Coronado engraved base NOS 1930's (29/19) https://tubeworldexpress.com/products/2as15a-kalotron-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2AS15A.jpg?v=1571438926 2AS15A Kalotron NOS by Thermosen, Inc. https://tubeworldexpress.com/products/2c34 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2c21-1642 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2b22 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2b22-12-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2b3-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c0a74fbb-3dbd-4539-87c6-d4088c098bb7.jpg?v=1571438927 2B3 NOS (3 in stock) https://tubeworldexpress.com/products/2b7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8d091cc1-b8ef-499a-befa-a61064dfda6b.jpg?v=1571438927 2B7 Tungsol NOS 1948 (42/25) https://tubeworldexpress.com/products/2ba2-2av2-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2ba2-2av2-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2bu2 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2bu2 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2cn3a-b-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2cn3a-b-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12au6-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c00ad0e4-656c-46ff-ab5d-221e8f3c9585.jpg?v=1735867367 12AU6 Sylvania NOS 1960's (9.2ma) https://tubeworldexpress.com/products/6fq7-us-brands-used-pull-outs-sold-as-is-set-of-10 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6au6-and-6au6a-used-set10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/p1_9fd2fb3c-d1ea-452d-a8d8-cec2ae2040ac.jpg?v=1574789869 6AU6 and 6AU6A Mixed Brands (USA / Canada / Japan) used/test good (10 tubes for $39.99) https://tubeworldexpress.com/products/005uf-100-000-vdc-caps 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/bycap2.jpg?v=1665020761 .005uf / 100,000 VDC BYCAP high voltage caps NOS (3 in stock) https://tubeworldexpress.com/products/05uf-12-000vdc-plastic-capacitor-inc-nos-axial-oil-cap-in-glass-and-metal-can-7-25-l 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/oilcap1.jpg?v=1571438927 .05uf / 12,000VDC Plastic Capacitor Inc. NOS axial oil cap in glass and metal can (7.25" L) https://tubeworldexpress.com/products/1uf-5000vdc-ge-oil-cap-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1uf5000a.jpg?v=1571438927 1uf / 5000VDC GE oil cap used (3 in stock) https://tubeworldexpress.com/products/copy-of-1uf-5000vdc-ge-oil-cap-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/dearborn1.jpg?v=1571438927 .1uf /10,000VDC Dearborn oil cap used (2 in stock) https://tubeworldexpress.com/products/copy-of-6uf-1000vdc-cde-us-made-oil-cap-nos-1988-30-in-stock-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8uf1000.jpg?v=1571438927 8uf / 1000VDC GE oil cap used (1 in stock) https://tubeworldexpress.com/products/226-radiotron-balloon-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_30f9fac2-0e77-4be7-b186-23408d5fd3c3.jpg?v=1612900511 (!!) UX-226 Radiotron Balloon used/65% (3.8ma, Gm=900) https://tubeworldexpress.com/products/copy-of-1uf-10-000vdc-dearborn-oil-cap-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/10ufindust.jpg?v=1571438928 10uf /600VDC Industrial Condenser Corp. oil cap used/good https://tubeworldexpress.com/products/copy-of-10uf-600vdc-industrial-condenser-corp-oil-cap-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/aero10_92cf456c-9191-46bf-b56e-ce479dd5f562.jpg?v=1571438928 10uf /600VDC Aerovox oil cap used https://tubeworldexpress.com/products/10uf-600vdc-industrial-condenser-corp-oil-cap-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/80uf450vdc.jpg?v=1571438928 80uf / 450VDC Cornell Dubilier (CDE) axial cap NOS (8 in stock) https://tubeworldexpress.com/products/1kohm-10watt-fp10-corning-flameproof-resistor 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/corn1k.jpg?v=1571438928 1Kohm / 10 Watt FP10 Corning flame proof resistor (16 in stock) https://tubeworldexpress.com/products/copy-of-6106-bendix-rebranded-5y3wgta-heintz-kaufman-nos-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f923ecd3-71cc-422a-bf39-fc50bc02aec7.jpg?v=1617994350 (!!!!) (Recommended Pair) 6106 Bendix NOS 1950's rebranded 5Y3WGTA Heintz & Kaufman partially faded printing (66-69/40 x 2 tubes) https://tubeworldexpress.com/products/7a7-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d5314ff8-062a-4924-91ff-79c6969b248d.jpg?v=1573665788 7A7 Sylvania NOS (1 in stock) https://tubeworldexpress.com/products/copy-of-7b6-nos-7-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7e6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_169b1681-5e2a-49d5-acc0-b8a5110bc226.jpg?v=1712674806 7E6 US Brands NOS (7 in stock) https://tubeworldexpress.com/products/copy-of-7e6-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7ey6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7gs7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b4bb492c-b2db-46a4-a272-fea6f87fb245.jpg?v=1571438928 7GS7 Japan NOS (13 in stock) https://tubeworldexpress.com/products/copy-of-7h7-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/vt190.jpg?v=1571438928 7H7=VT-190 GE used/good (2 in stock) https://tubeworldexpress.com/products/7hg8-8hg8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1a372853-75ec-4db1-a508-0419148735a4.jpg?v=1571438928 7HG8=8HG8 NOS (6 in stock) https://tubeworldexpress.com/products/7ky6-9kx6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7l7-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7r7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ebfbf429-4c64-4365-a05d-64a890a94d05.jpg?v=1571438928 7R7 US Brands NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-7s7-7j7-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7w7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7w7.jpg?v=1571438928 7W7 US Brands NOS (4 in stock) https://tubeworldexpress.com/products/7x6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3e7b3f31-71ff-450a-96b1-dac13ba4aec6.jpg?v=1571438928 7X6 US Brands NOS (5 in stock) https://tubeworldexpress.com/products/7x7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e7628c75-584d-439b-926f-38cdfffdc9c2.jpg?v=1714078379 7X7 Sylvania branded Tungsol NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-7y4-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7y4u.jpg?v=1571438928 7Y4 used/good (2 in stock) https://tubeworldexpress.com/products/7z4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7z4.jpg?v=1571438928 7Z4 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-12hg7-12gn7a-ge-usa-nos-3-pairs-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12hg7syl.jpg?v=1571438928 (!) (PAIR) 12HG7=12GN7A Sylvania branded RCA coated glass NOS (51ma and 52ma) https://tubeworldexpress.com/products/6550-tungsol-gray-plate-vent-holes-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_56c1545d-5711-4d09-b32b-5f728af2f03a.jpg?v=1745081295 (!!) (Best Single) 6550 Tungsol gray plate with vent holes NOS 1966 (163ma) https://tubeworldexpress.com/products/6189w-philips-ecg-nos-pair-12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_940c08c8-5fe0-4d4b-925e-1b0fd6adea6c.jpg?v=1626446326 (!!) (Best Value Pair) 6189W Philips ECG NOS by Sylvania 1983-1987 (8/10ma and 8.6/10ma) https://tubeworldexpress.com/products/6x4wa-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_10245f7a-2223-44d4-a7e9-1049495adc54.jpg?v=1754455230 JAN-6X4WA Sylvania NOS 1979 (52/40 and 58/40) https://tubeworldexpress.com/products/el34-holland-brown-base-used-good-faded-top-getter 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bb846fdf-73c0-4d07-aff0-8475d643c24e.jpg?v=1699719484 EL34 Holland brown base used/good faded top getter 1961 (78ma) https://tubeworldexpress.com/products/12ax7-ge-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_82b2f149-3eec-4cbd-8ced-de901c974fb5.jpg?v=1758141713 (!!!) (Good Value Single) 12AX7 GE tall narrow ribbed plates used/good "D" getter 1952 (Gm=1300/1600) (oldest 12AX7) https://tubeworldexpress.com/products/295-44514-victoreen-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/victoreen.jpg?v=1571438929 295-44514 VICTOREEN NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-7315-dumont-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7815.jpg?v=1571438929 JAN-7815 GE Planar Triode (2C39 format) used/pull-outs sold AS-IS (15 in stock) https://tubeworldexpress.com/products/3-50uf-3-75uf-5000vdc-estimate-oil-caps-like-new-unknown-maker 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/366oil.jpg?v=1571438930 3.50uf - 3.75uf / 5000VDC (estimate) oil caps used/good/pull-outs (unknown maker) (10 in stock) https://tubeworldexpress.com/products/197t119a01-motorola-ge-planar-triode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/motplanar.jpg?v=1571438930 197T119AO1 Motorola/GE Planar Triodes NOS (4 in stock) https://tubeworldexpress.com/products/freed-power-transformer-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/tran1a.jpg?v=1571438930 (!!!!!) Freed Power Transformer (high voltage - 1160VCT) like new (2 in stock) https://tubeworldexpress.com/products/812a-rca-used-strong-1959 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/812arcau.jpg?v=1571438930 (SINGLE) 812A RCA used/strong 1959 faded getter (74/56) https://tubeworldexpress.com/products/12bh7a-rca-zenith-nos-1970-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d7c3b0f8-912b-447c-a710-73738122d5f6.jpg?v=1591685237 (!!!) 12BH7A RCA branded Zenith NOS 1970 era (10/13.2ma) https://tubeworldexpress.com/products/117z6gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/117Z6.jpg?v=1571438930 117Z6GT US Brands NOS (6 in stock) https://tubeworldexpress.com/products/117z4gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_720f03ae-5ee8-4f56-932f-a395e7d0b391.jpg?v=1678314940 117Z4GT US Brands NOS (4 in stock) https://tubeworldexpress.com/products/117z3-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b7c48bd9-f0fd-47b3-8ff0-dda6b11bb24f.jpg?v=1685300554 117Z3 GE NOS 1964 (5 in stock) https://tubeworldexpress.com/products/117z3-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/117z3u.jpg?v=1571438930 117Z3 US Brands used/good (2 in stock) https://tubeworldexpress.com/products/117n7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_3d4fbb35-26ac-46c6-9049-d5dce07c541b.jpg?v=1769723056 117N7GT US Brands NOS (2 in stock) https://tubeworldexpress.com/products/117p7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/117P7.jpg?v=1571438930 117P7GT US Brands NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-117p7gt-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6350-sylvania-black-plates-nos-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_11122dd4-ea56-4b9f-95a9-336947588f1b.jpg?v=1768080783 (!!!!!) (Recommended Pair) 6350 Sylvania black plates NOS 1960 era "D=SQUARE" getter (9.4/8.2ma and 10.2/8.4ma) https://tubeworldexpress.com/products/33gt7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/33gt7.jpg?v=1571438931 33GT7 US Brands (4 in stock) https://tubeworldexpress.com/products/12a5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12a5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12a4-ge-used-1950s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_261b7cf3-78cb-4b0f-b9de-6867a52ae3d0.jpg?v=1588859013 12A4 GE used/good 1950's (1 in stock) https://tubeworldexpress.com/products/12a6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12a6gt-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_64962ecd-811b-4491-8843-0a0e311dc2dc.jpg?v=1635873854 12A6GT Tungsol coated glass NOS 1943 (0 in stock) https://tubeworldexpress.com/products/12ay7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_148202f1-6d4f-4a9a-996c-e597ace6a5f4.jpg?v=1663956642 12A7 US Brands NOS (15 in stock) https://tubeworldexpress.com/products/12a8g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a4133095-5c69-4b71-bfd7-da73e72a7433.jpg?v=1609802136 12A8G Sylvania NOS (1 in stock) https://tubeworldexpress.com/products/12ac6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12ad7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12ae7-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12ae10-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12af3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12af6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ab6b24bf-581f-4ba3-929b-c354c307db70.jpg?v=1719356944 12AF6 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/12af6-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_777adda7-df90-4c69-b912-f36d20c80954.jpg?v=1719356993 12AF6 US Brands used/good (2 in stock) https://tubeworldexpress.com/products/12fm6-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12fq7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12j5-metal-can-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12j5.jpg?v=1571438931 12J5 GE metal can NOS (0 in stock) https://tubeworldexpress.com/products/12sc7-international-canada-nos-probably-made-by-ge-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6143e1ec-07f7-49e3-8404-3cbfcea13f15.jpg?v=1597765576 12SC7 International Canada NOS, probably made by GE (2.3/2.8ma) https://tubeworldexpress.com/products/copy-of-12sa7gt-and-12sa7gty-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1e12ac21-597a-454d-a1bb-92fb73f457ef.jpg?v=1571438931 12SA7GT Raytheon used/good (1 in stock) https://tubeworldexpress.com/products/12sj7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9ad80178-0a6b-4246-adea-769bf813191d.jpg?v=1727734310 12SJ7 RCA NOS 1961 (3.0ma) https://tubeworldexpress.com/products/2c52-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3-50uf-3-75uf-5000vdc-estimate-oil-caps-like-new-unknown-maker 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ufoil6.jpg?v=1571438932 6-7uf / 1000-5000VDC (estimate) oil caps used/test good (unknown maker) https://tubeworldexpress.com/products/2j31-raytheon-like-new-as-is 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2J31.jpg?v=1571438932 2J31 Raytheon Magnetron like new condition sold (as-is) (sold) https://tubeworldexpress.com/products/8-pin-meissner-usa-black-phenolic-1-bottom-mount-chassis-sockets-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8pinbotmeis.jpg?v=1571438932 8 pin Meissner USA black phenolic 1" BOTTOM mount chassis sockets NOS 1950's (0 in stock) https://tubeworldexpress.com/products/6as6-western-electric-1951 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_87d10350-9bb1-4355-9a3b-70bb1ebfca8f.jpg?v=1702967989 6AS6=409A Western Electric used/tests like new 1951 (5.4ma) https://tubeworldexpress.com/products/6922-telefunken-nos-1968-single-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7fc56c2c-6e9b-4d3a-81be-1d5b429d93be.jpg?v=1760283949 (!!) (Single) E88CC=6922 Telefunken Germany <> bottom NOS 1969 (10/12.4ma) (mic grade) https://tubeworldexpress.com/products/copy-of-6-7uf-1000-5000vdc-estimate-oil-caps-used-test-good-unknown-maker 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/707oil.jpg?v=1571438932 7.07uf / 1000-5000VDC (estimate) oil caps NOS (unknown maker) (single cap) https://tubeworldexpress.com/products/6dj8-cv5358-holland-a-frame-used-good-1971 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6cef79a9-072c-4a82-9ed0-d25f0207193f.jpg?v=1603301034 6DJ8=CV5358 Holland A frame used good 1971 (9.6/10ma) https://tubeworldexpress.com/products/2c51-396a-lm-ericsson-sweden-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c58dabb8-75dc-474c-9e84-2971a741dfd1.jpg?v=1748966443 (!) 2C51=396A LM Ericsson Sweden NOS 1960's (11.8/6.8ma) https://tubeworldexpress.com/products/6v6gta-rca-used-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_01fd915d-4e3f-48c5-abba-447ccedb17ea.jpg?v=1664029041 (!!!!) (Good Value Pair) 6V6GTA RCA used/good 1962 and 1970's (30ma and 31.5ma) https://tubeworldexpress.com/products/12ax7a-ge-nos-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_69056f93-ffaf-493b-a903-f6de894bce93.jpg?v=1727285082 (!!) (Good Value Single) 12AX7A GE NOS 1976 (0.9/1.3mA and Gm=1400/1800) https://tubeworldexpress.com/products/copy-of-85a2-0g3-amperex-holland-nos-1960s-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/85a2used.jpg?v=1571438933 85A2=0G3 Amperex Holland used/good 1960's (8 in stock) https://tubeworldexpress.com/products/copy-of-6c6-rca-nos-1950s-54-31 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6c6cros.jpg?v=1571438933 6C6 Crosley by Sylvania tests like new 1952 small hairline crack in base (46/31) https://tubeworldexpress.com/products/copy-of-14a4-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14b8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14c5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/14c5.jpg?v=1571438934 14C5 Zenith NOS (1 in stock) https://tubeworldexpress.com/products/14e6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/14e6.jpg?v=1571438934 14E6 NOS (11 in stock) https://tubeworldexpress.com/products/14e7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/14e7.jpg?v=1571438934 14E7 NOS (1 in stock) https://tubeworldexpress.com/products/14f7-philco 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_dcb3de50-ecd0-4caf-bee0-463a2fd82649.jpg?v=1668666560 14F7 Philco black plates like new 1945 )98/60 and 98/60) https://tubeworldexpress.com/products/14bl11-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-14bl11-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12ax7-rca-tall-plates-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_69bd7ace-704a-4739-a547-30d7eb95f4f5.jpg?v=1747118058 (!!!) (Single 1950's) 12AX7 RCA "tall gray plates" with "D" getter used/good mid-1950's (Gm=0.8/1.0ma and Gm=1600/1700) (Gm like new) https://tubeworldexpress.com/products/6f8g-rayp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_27da6714-bac0-4d68-9ef3-e81149b988c3.jpg?v=1773786413 (!!!!) (BEST PAIR) 6F8G=VT-99 Raytheon NOS 1945 era (8.6/10.2ma and 9.8/9.0ma) https://tubeworldexpress.com/products/3c6-xxb 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c32a3974-0db0-41f5-9afe-e18a1554f42e.jpg?v=1571438935 3C6=XXB NOS (6 in stock) https://tubeworldexpress.com/products/7-pin-ef-johnson-number-122-101-200-ceramic-chassis-mount-nos-for-4-65a-826-829b-832 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/122101200a.jpg?v=1571438935 7-pin EF Johnson Number 122-101-200 Ceramic Chassis mount socket NOS for 4-65A, 826, 829B, 832 (8 in stock) https://tubeworldexpress.com/products/1629-rca-nos-1940s-glass-tilted 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9fcfb7e2-c247-4372-afff-63e521d2184f.jpg?v=1671398721 VT-138=1629 RCA NOS 1940's 1/4" tilt bright eye https://tubeworldexpress.com/products/vt-138-1629-rca-nos-1940s-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e467e5fa-cfb2-4275-b8b0-4bec412e5b49.jpg?v=1655850320 VT-138=JAN-CRC-1629 RCA NOS 1940's very slight glass tilt https://tubeworldexpress.com/products/ecc31-cv1285-6n7g-mullard-single-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc3169.jpg?v=1571438935 (!!) ECC31=CV1285=6N7G Mullard black plates NOS 1950's (7.4/9.4ma) https://tubeworldexpress.com/products/copy-of-1uf-5000vdc-ge-oil-cap-used-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/30ufge.jpg?v=1571438936 30uf / 600VDC GE oil cap used (1 in stock) https://tubeworldexpress.com/products/copy-of-40uf-and-20uf-350v-and-10uf-300v-and-20uf-25v-bendix-fp-cap-nos-2-in-stock-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/fp330.29A.jpg?v=1571438936 30uf and 5uf @ 350V and 100uf/200V Mallory FP cap NOS (2 in stock) https://tubeworldexpress.com/products/12at7-mullard-pair-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_b131e860-9fa1-47ba-83c4-bd69b89306ac.jpg?v=1772901277 (!!!!) (Recommended Pair) ECC81=12AT7 Philips by Mullard NOS 1966-1970 (10/9.2ma and 9.3/8.6ma) (Close Gm matching) 1-5% matched https://tubeworldexpress.com/products/ceramic-top-cap-for-1625-310a-328a-807-vt61 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/topcap1.jpg?v=1571438936 Ceramic top cap for 310A / 328A / 807 / 837 / VT61 / EY500 (6 in stock) (Made in China) https://tubeworldexpress.com/products/6x5gt-sylvania-chrome-top-used-good-1956 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3952bc3e-c305-497c-ab51-c152d81591f2.jpg?v=1695763043 6X5GT Sylvania chrome top used/good 1956 (47/40 and 50/40) https://tubeworldexpress.com/products/12sl7gt-ge-nos-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_776a5a9a-0238-424d-aca7-d2b14e8b1aaa.jpg?v=1583614046 12SL7GT GE NOS 1966 (2.0/2.3ma) https://tubeworldexpress.com/products/300uf150vdc-mallory-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/fp119_812f9485-8647-4662-8175-c83039a18e16.jpg?v=1571438937 300uf / 150VDC Mallory NOS (2"H x 1.375" dia) (FP119) (1 in stock) https://tubeworldexpress.com/products/6l6gay-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_21a651a8-4994-4bc0-8d11-f4a759c0fb42.jpg?v=1668044251 (!!!) (SINGLE) 6L6GAY Sylvania brown base NOS 1956 aged 48-hours (84.2ma) https://tubeworldexpress.com/products/copy-of-15uf-475v-15uf-475v-80uf-300v-40uf-50vdc-cornell-nos-3h-x-1-375-dia-d0840 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/DD0685.jpg?v=1571438937 100uf/500V, 4uf/500V, 4uf/500V, 200uf/25VDC Cornell NOS 3.5"H x 1.375" dia (DD0685) https://tubeworldexpress.com/products/cv4069-12au7-brimar-uk-nos-with-flying-leads-no-pins 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/cv4069.jpg?v=1571438937 CV4069=12AU7 Brimar UK NOS with flying leads (no pins) https://tubeworldexpress.com/products/6f6-westinghouse-metal-can-nos-1960s-47-5ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_196f8c64-2b8e-450a-b5fa-c7618573fb6b.jpg?v=1731016903 6F6 GE metal can NOS 1952 (38ma) https://tubeworldexpress.com/products/6l6gc-tungsol-used-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6l6t64.jpg?v=1571438937 6L6GC Tungsol used/good around 1960 - broken center guide pin (73ma) https://tubeworldexpress.com/products/6k8gt-kr 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_61835524-6567-4c1b-baac-03bccd98f487.jpg?v=1735855856 6K8GT Ken Rad NOS 1947 (50/25 and 49/30) https://tubeworldexpress.com/products/copy-of-display-tube-866-hytron-balloon-1932-display-tube-does-not-function 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/866jr.jpg?v=1571438938 866Jr Taylor Balloon 1930's (display tube, does not function) https://tubeworldexpress.com/products/copy-of-6q7-metal-can-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6q7s.jpg?v=1571438938 6Q7GT Sylvania NOS 1947 hairline crack in base (30/20) https://tubeworldexpress.com/products/tube-identification-fee-refundable-with-order 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/tubey_identification_ae4f01cf-eda5-4d23-9a73-fff729638a41.png?v=1571438938 (!!!!!) Tube Recommendation Fee $25 - refundable with order (1 piece of audio gear; guitar amp, preamp, power amp, DAC, mic) https://tubeworldexpress.com/products/copy-of-6q7gt-sylvania-nos-1947-hairline-crack-in-base 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6q7coro.jpg?v=1571438938 6Q7GT Coronado 1940's tests like new (39/20) https://tubeworldexpress.com/products/6ew6-rca-60s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_bb65992c-be91-45a4-96fb-9e8ddb6f2101.jpg?v=1659734000 6EW6 RCA NOS 1960's (4 in stock) https://tubeworldexpress.com/products/6e6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6fy5-int-japan-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_728c72cd-32ba-4bbe-8166-1ec57720deab.jpg?v=1748023885 (!) (Best Pair) 6FY5=EC97 International Servicemaster NOS made in JAPAN (23ma and 23.4ma) https://tubeworldexpress.com/products/6fy7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2ab48324-1b99-47a8-be61-f4dd09e82aa3.jpg?v=1602858250 6FY7 NOS (8 in stock) https://tubeworldexpress.com/products/6gm6-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c9c61f60-e516-42ee-8acf-7df771a62099.jpg?v=1571438939 6GM6 NOS (24 in stock) https://tubeworldexpress.com/products/6gv5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6gv5.jpg?v=1571438939 6GV5 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-6da5-em81-matsushita-japan-nos-1960s-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em81teo.jpg?v=1571438939 EM81 Teonex Russian made NOS 1960's (3 in stock) https://tubeworldexpress.com/products/copy-of-em81-amperex-made-in-yugoslavia-some-are-branded-holland-12-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em81t.jpg?v=1571438939 EM81 Telefunken Germany <> bottom used/very good in white box 1970 https://tubeworldexpress.com/products/em81-mullard-holland 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em81m.jpg?v=1571438939 EM81 Mullard Holland NOS "D" getter halo 1958-1960 (2 in stock) https://tubeworldexpress.com/products/6as7g-rv7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_8fc5e929-9f55-4311-b51f-6dc7acdf0758.jpg?v=1773687639 (!!) (Best Value) 6AS7G RCA branded GE black plates used/tests like new 1954, base rattle, slight glass tilt, small stain on glass (108ma/122ma) (highest mA and Gm) https://tubeworldexpress.com/products/12ax7a-ecc83-national-china-nos-1990s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_64ea0daf-bbfc-4d6f-9e76-2d2d9ac6114b.jpg?v=1734119334 (!) (Best Value) 7025A=12AX7A China branded International Yugo NOS 1990's (1.0/0.9ma and Gm=1700/1600) https://tubeworldexpress.com/products/12j7gt-hytron-nos-1950-era-hairline-crack-in-base 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_edc51f49-61d7-48d2-bb0d-31e5e61b640f.jpg?v=1681161955 12J7GT Hytron NOS 1950 era hairline crack in base (102/60) https://tubeworldexpress.com/products/12h6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12ax7a-westinghouse-pinched-plates-d-getter-used-like-new-early-1960s-no-printing-in-white-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12ax7awestu.jpg?v=1571438940 (!!) 12AX7A Westinghouse pinched plates "D" getter used/good 1960 era no printing (Gm=1450/1650) https://tubeworldexpress.com/products/aflc-12ax7wa-sylvania-nos-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5f65680c-a108-4843-b7b2-de9e6d69d75b.jpg?v=1700345235 (!!!) (BEST SINGLE 1964) AFLC-12AX7WA Sylvania NOS 1964 (Gm=1900/1900) https://tubeworldexpress.com/products/12ax7-westv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_797afd81-e0a5-4316-b204-1e4525b644f4.jpg?v=1747147934 (!!!!) (Best Single 1960) 12AX7 Westinghouse NOS gray pinched plates "D" getter 1960 (Gm=1700/1800 and 1.3/1.4ma) https://tubeworldexpress.com/products/12j8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12jt6a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a47a547c-ae7e-4006-886b-d21bf44db730.jpg?v=1612125108 12JT6A US Brands NOS (0 in stock) https://tubeworldexpress.com/products/12dq6b-sylvania-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5f27f5e9-36fd-465d-9103-174f707ea7ad.jpg?v=1745385655 12DQ6B Sylvania NOS 1960's (72ma) https://tubeworldexpress.com/products/12sf5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12sf5.jpg?v=1571438941 12SF5 US Brands NOS (5 in stock) https://tubeworldexpress.com/products/12sf5gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12sf5gt.jpg?v=1571438941 12SF5GT NOS (1 in stock) https://tubeworldexpress.com/products/12sf7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12sf7.jpg?v=1571438941 12SF7 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/12sg7-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3bc5faeb-5c50-4072-93b3-1a9450b586bd.jpg?v=1571438941 12SG7 US Brands metal can used (10 in stock) https://tubeworldexpress.com/products/12sh7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12sh7.jpg?v=1571438941 12SH7 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/12jn8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_10f8220d-1610-476b-a9aa-6311b815eab2.jpg?v=1662994269 12JN8 Dumont by GE NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-12jn8-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12k7g 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12k7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/6f8grca_30a74b19-4af1-4383-a449-3addedcf4f16.jpg?v=1771629645 12K7GT US Brands NOS (6 in stock) https://tubeworldexpress.com/products/12k8-12k8y 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12l6gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_548b23ea-9501-4ff1-a09b-2f592ebabb08.jpg?v=1615645561 12L6GT US Brands NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-12q7g-and-12q7gt-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12r5-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12sr7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12sr7.jpg?v=1571438941 12SR7 metal can NOS (20 in stock) https://tubeworldexpress.com/products/12z3-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12z3.jpg?v=1571438941 12Z3 US Brands NOS (7 in stock) https://tubeworldexpress.com/products/40kg6a-japan-branded-rca-tall-bottle-clear-top-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/40kg6a.jpg?v=1571438941 40KG6A=PL519 JAPAN branded RCA tall bottle clear top NOS (1 in stock) https://tubeworldexpress.com/products/5879-rca-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_968a1acf-212f-46eb-859c-e9414fbd234b.jpg?v=1729530773 5879 RCA branded GE triple mica "D" getter NOS 1957 (1.5ma) https://tubeworldexpress.com/products/ecc82-12au7-philips-miniwatt-holland-used-good-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_83f054c1-0051-49d1-94db-4b9854a331d0.jpg?v=1739810007 (!!) (Good Value Single) ECC82=12AU7 Philips Miniwatt Holland used/good 1965 (7.8/10ma) https://tubeworldexpress.com/products/6x4-iecv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_c4a6bf34-2140-40ef-999a-0f7e9e51afde.jpg?v=1770159606 6X4 IEC Electron Japan used/tests like new 1960's (60/40 and 62/40) https://tubeworldexpress.com/products/6x5gt-ge-used-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_1ad65633-cfb5-4df3-8e88-b913598c08b1.jpg?v=1604424910 6X5GT GE used/good 1958 (48/40 and 50/40) https://tubeworldexpress.com/products/5au4-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8f100ea9-eb01-4aa4-97d0-a10588c832d2.jpg?v=1716939845 (!) 5AU4 GE NOS 1961 (52/40 and 54/40) https://tubeworldexpress.com/products/5v3-rad-tel-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_bbb0aecd-a26b-458c-aa16-246e40900127.jpg?v=1571438943 5V3 Raytheon branded RAD-TEL NOS 1961 (53/40 and 54/40) https://tubeworldexpress.com/products/6ca4-rca-nos-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_85f0c7f2-8a51-4696-b26a-27824c08dd5b.jpg?v=1693896760 (!!!) (BEST PAIR) 6CA4 RCA NOS 1969-1970's (52/40 and 53/40 x 2 tubes) https://tubeworldexpress.com/products/6dl5-el95-telefunken-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2addcfa5-39af-466f-b4e9-cf1c4856cd99.jpg?v=1652903661 6DL5=EL95 Telefunken Germany <> bottom used/good 1964 (21ma) https://tubeworldexpress.com/products/pcc88-7dj8-siemens-nos-1972-v1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a98cee22-120c-4c8a-a4a9-8aa204208497.jpg?v=1618865439 (!!!) (Recommended Single) PCC88=7DJ8 Siemens Germany NOS 1972 (11.5/12.2ma) https://tubeworldexpress.com/products/6as7ga-ge-black-plates-nos-1963 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_aaba154c-3adc-41e6-864b-764379306fcc.jpg?v=1716324071 6AS7GA GE black plates NOS 1963 (107ma and 84ma) https://tubeworldexpress.com/products/5z3g-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8cbfd323-a571-431b-9aa7-42f0fd9e7d84.jpg?v=1632839693 (!!) JAN-5Z3G RCA NOS tilted glass (56/40 and 56/40) https://tubeworldexpress.com/products/copy-of-5bp1-research-enterprises-canada-crt-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/neccrt.jpg?v=1571438944 EP96 x 32 NEC CRT NOS https://tubeworldexpress.com/products/6at8a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6AT8A.jpg?v=1571438944 6AT8A US Brands NOS (15 in stock) https://tubeworldexpress.com/products/copy-of-jan-5842-amperex-usa-gold-pins-nos-1980-gm-19-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5842_185_76cdf68d-6c09-4ac6-8550-151a26aacf5e.jpg?v=1571438944 JAN-5842 Amperex USA Nickel Pins NOS 1983 (20.2ma Gm=20,800) https://tubeworldexpress.com/products/copy-of-jan-5842-amperex-usa-nickel-pins-nos-1983-gm-18-500 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5842_23.jpg?v=1571438944 JAN-5842 Amperex USA Nickel Pins NOS 1983 (30ma and Gm=27,000) https://tubeworldexpress.com/products/5726-6al5-sylvania-jan-set-of-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/999_4_d09bf3f1-da5b-4317-8847-4012cf3e767f.jpg?v=1574623966 (!!!) (Best Price) 5726=6AL5 Sylvania JAN NOS (4 for $8.99) https://tubeworldexpress.com/products/5725-6as6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5725.jpg?v=1571438944 5725=6AS6 US Brands NOS (200 in stock) ($1.49 each minimum 3 purchased) https://tubeworldexpress.com/products/6as6-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/5_a0931fa8-d39a-4f37-9bb3-583f462d5b4b.jpg?v=1702339563 6AS6 GE NOS (4 in stock) https://tubeworldexpress.com/products/6as5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6as5.jpg?v=1571438944 6AS5 US Brands NOS (60 in stock) https://tubeworldexpress.com/products/copy-of-6as5-us-brands-nos-50-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6as8.jpg?v=1571438944 6AS8 US Brands NOS (40 in stock) https://tubeworldexpress.com/products/6ar8-ge-nos-1950s 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ar8-ge-nos-1950s 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5703-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8e9e237a-ea9f-49d9-b21a-58a59ed1b593.jpg?v=1606876012 5703 Raytheon NOS 1950's (5 in stock) https://tubeworldexpress.com/products/5702wa-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_d2b4f53f-6d72-4767-a9fe-dfa7af6ce6f4.jpg?v=1773068330 5702WA Raytheon NOS (8 in stock) https://tubeworldexpress.com/products/5702wb-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_c86255b6-2c47-412f-8028-eb6b64a3b9b0.jpg?v=1773068431 5702WB Raytheon NOS (11 in stock) https://tubeworldexpress.com/products/5702-ray 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_b45816c3-18fd-4754-a440-e1221afc523b.jpg?v=1773087834 5702 US Brands NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-5702wa-raytheon-nos-20-in-stock-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5696 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5694-raytheon-sold-out 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5693-ge-nos-1978 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2ee8ea3e-aaeb-4718-939b-4270a94a9b69.jpg?v=1637609957 (!!) (Best Single) JAN-5693 GE JAN Black Can NOS 1978 (3.0ma) https://tubeworldexpress.com/products/5719 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ee58a2ef-0855-41e7-8845-b444a6c5e915.jpg?v=1571438945 5719 Sylvania Gold Brand NOS 1952 (similar to 6AD4) (4 in stock) https://tubeworldexpress.com/products/1602-10-special-sold-out 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1603 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6sl7gt-vt229-rca-1940s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/vt229ln.jpg?v=1571438945 (!) (slightly microphonic) 6SL7GT=VT-229 RCA round black plates like new 1942-1945 era (2.4/2.6ma) https://tubeworldexpress.com/products/6aq7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_518f6655-729a-4841-8643-ebc3c071ae56.jpg?v=1571438945 6AQ7GT US Brands NOS (12 in stock) https://tubeworldexpress.com/products/copy-of-6aq7gt-us-brands-nos-12-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/4-125a-gl-4d21-ge-nos-original-box-1960s-sold-as-is 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4-125A.jpg?v=1571438945 4-125A=GL-4D21 GE NOS original box 1960's sold as-is https://tubeworldexpress.com/products/5d22-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4-250A.jpg?v=1571438945 4-250A=5D22 RCA 1962 used original box sold as-is (good filament) https://tubeworldexpress.com/products/copy-of-4-250a-5d22-rca-used-original-box-sold-as-is 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/4b32-amperex-nos-original-boxes-sold-as-is 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4b32.jpg?v=1571438945 4B32 Amperex NOS original boxes sold as-is https://tubeworldexpress.com/products/copy-of-4b32-amperex-nos-original-boxes-sold-as-is 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/4bc5-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-4bc5-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-4-125a-gl-4d21-ge-nos-original-box-1960s-sold-as-is-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/4d22-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4d22.jpg?v=1571438945 4D22 Raytheon display tube https://tubeworldexpress.com/products/4e27-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d29c7cc3-5f13-4819-bafd-8d65f82b015a.jpg?v=1704581473 4E27 RCA used 1950 good filament https://tubeworldexpress.com/products/copy-of-4e27-rca-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_41ba0ed4-9e30-4508-b3c2-97c6a25e0167.jpg?v=1618668615 4BQ7A Raytheon NOS (5 in stock) https://tubeworldexpress.com/products/4cx250b-7203-amperex-used-in-eimac-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4CX250B.jpg?v=1571438945 4CX250B=7203 Amperex used in Eimac box as-is https://tubeworldexpress.com/products/4pr60c-8252-eimac-pulse-tetrode-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4pr60b.jpg?v=1571438945 4PR60C=8252 Eimac PULSE TETRODE NOS https://tubeworldexpress.com/products/4cx350f-8322-subs-dx362-amperex 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-4cx350f-8322-subs-dx362-amperex 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-4cx300a-8167 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-4cx400a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5am8-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5an8-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fbdbbfab-b558-446c-985e-29ec7cda4c70.jpg?v=1571438946 5AN8 RCA NOS sub for 6AN8 (76/60 and 82/60) https://tubeworldexpress.com/products/6a7g-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/sale1_09f37993-10c1-4f4e-8e2b-973f53bf0249.jpg?v=1585411468 6A7G US Brands used/good (5 in stock) https://tubeworldexpress.com/products/6a4-la-pentode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4eb22a32-75ec-4611-9314-3a4bf3897480.jpg?v=1636738932 6A4/LA US Brands NOS (5 in stock) https://tubeworldexpress.com/products/41-ge-canada-pr 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_99c7ba44-0610-4f99-a727-53547aa357a4.jpg?v=1669917927 (!) (Recommended Pair) 41 GE Canada GT-shape glass NOS 1950 era (74-75/40) https://tubeworldexpress.com/products/copy-of-43-us-brands-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/43-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/43u.jpg?v=1571438946 43 US Brands used/good (6 in stock) https://tubeworldexpress.com/products/50a5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/50a5.jpg?v=1571438946 50A5 US Brands NOS (2 in stock) https://tubeworldexpress.com/products/5r4gya-ge-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_36fa0191-c365-487e-afd7-e4d62cb21cab.jpg?v=1723233091 (!!) 5R4GYA GE brown base NOS 1972 (52/40 and 54/40) https://tubeworldexpress.com/products/5r4ga-gev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ac4c07cb-e4de-4efe-95e8-acbea7ff8ebe.jpg?v=1741391349 5R4GA GE NOS 1977 (50/40 and 52/40) https://tubeworldexpress.com/products/5r4ga-ge-amperex-nos-1976-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_84249854-47c1-4f2b-a197-ca889d4549c6.jpg?v=1684847912 (!) (BEST VALUE PAIR) 5R4GA GE Amperex NOS 1976 - vertical scratches on bases (50-53/40 and 50-50/40) https://tubeworldexpress.com/products/5842-raytheon-branded-rca-nos-windmill-getter-galo-1967-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5842w671_fa4a94f1-7d05-43e7-825a-2e5de209deb6.jpg?v=1571438946 (!!!) (Best Overall Single) 5842 Raytheon branded RCA NOS windmill getter galo 1967 (43.8ma Gm=32,000) https://tubeworldexpress.com/products/5842q-raytheon-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5842q.jpg?v=1571438946 5842Q Raytheon NOS 1983 (21ma and Gm=21,600) https://tubeworldexpress.com/products/70l7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/70l7.jpg?v=1571438946 70L7GT US Brands NOS (5 in stock) https://tubeworldexpress.com/products/57-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/57.jpg?v=1571438946 57 US Brands used/good 1930's - 1940's (6 in stock) https://tubeworldexpress.com/products/58-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/58u.jpg?v=1571438946 58 RCA Cunningham used/good 1940's (62/36) https://tubeworldexpress.com/products/copy-of-58-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/59m_51f26b08-c4d4-4e76-9c94-2a0ebbf36606.jpg?v=1571438946 (!) 59 Majestic NOS engraved base excellent condition 1930's https://tubeworldexpress.com/products/55-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/55nos.jpg?v=1571438946 55 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-55-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/55u.jpg?v=1571438946 55 Philco 1940's tests like new (52/24) https://tubeworldexpress.com/products/50y7gt-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_93b8d303-9994-496c-b12e-eb43db40c143.jpg?v=1669561014 50Y7GT US Brands NOS (6 in stock) https://tubeworldexpress.com/products/50eh5-wv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3e3f79df-ea49-46b2-90aa-e00748b99732.jpg?v=1735948722 50EH5 Westinghouse NOS 1960's faded printing (95/60) https://tubeworldexpress.com/products/50c-a10-matsushita 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/77-rca 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/90a1-cv2225-qs-1215-voltage-regulator-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/90C1.jpg?v=1571438947 90C1=CV2225=QS.1215 Voltage Regulator NOS (10 in stock) (similar to 5651) https://tubeworldexpress.com/products/copy-of-jan-0a2wa-sylvania-nos-1960s-1981-green-and-yellow-printing-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a2wa1.jpg?v=1571438947 0A2WA RCA NOS 1956-1971 (10 in stock) https://tubeworldexpress.com/products/0a2wa-us-brands-used-test-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_06ad7206-2fda-4fad-bae2-94c0d0bca9b0.jpg?v=1571438947 0A2WA US Brands used/test like new 1960's-1970's https://tubeworldexpress.com/products/copy-of-0a2wa-us-brands-used-test-like-new-1960s-1970s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a2used_dff17ec1-122e-4623-92a5-734308720c66.jpg?v=1571438947 0A2 US Brands used/test like new 1950's-1970's (10 in stock) https://tubeworldexpress.com/products/2e26-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2e26_1fcecd45-6703-4b41-aaff-896ac1613c12.jpg?v=1571438947 2E26 used/good (2 in stock) https://tubeworldexpress.com/products/copy-of-jan-0a3-sylvania-1977-1982-green-printing-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a3u.jpg?v=1571438947 0A3 US Brands used/good (4 in stock) https://tubeworldexpress.com/products/copy-of-0a4g-us-brands-nos-15-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0a5.jpg?v=1571438947 0A5 Sylvania NOS (9 in stock) https://tubeworldexpress.com/products/c6ja-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5685u.jpg?v=1571438947 5685=C6J=C6JA Cetron used (1 in stock) https://tubeworldexpress.com/products/ecc81-12at7-miniwatt-by-mullard-1970-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7m9296_4236a8de-a102-4542-9176-9ce77fcb30ad.jpg?v=1571438947 (!!!) (slightly microphonic) ECC81=12AT7 Miniwatt by Mullard NOS 1970 (9.6/10.6ma) https://tubeworldexpress.com/products/6af4-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_057e85d8-5d0e-4cd3-9697-49953d3657f2.jpg?v=1571438947 6AF4 GE NOS (10 in stock) https://tubeworldexpress.com/products/6af3-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6af3.jpg?v=1571438947 6AF3 Sylvania NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-44-pentode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/44b.jpg?v=1571438947 44 Sylvania balloon used/good 1940's https://tubeworldexpress.com/products/copy-of-44-sylvania-balloon-used-good-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/44p.jpg?v=1571438947 44 Premier NOS 1940's https://tubeworldexpress.com/products/84-6z4-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_244c5bc4-6be9-45a1-9a7c-c31ca5952b34.jpg?v=1668561094 84=6Z4 RCA NOS GT-shape glass slightly tilted glass 1967 (44/40 and 47/40) https://tubeworldexpress.com/products/89-us-brands-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/89.jpg?v=1571438947 89 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-89-us-brands-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/89u.jpg?v=1571438947 89 US Brands used/good (2 in stock) https://tubeworldexpress.com/products/100th-eimac-used-weak-display-tube-for-display-purposes-only 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/100thu.jpg?v=1571438947 100TH Eimac used/weak display tube (for display purposes only) https://tubeworldexpress.com/products/4212e-212e-stc-england 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/53-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/221a-amperex-nos-in-original-boxes-1943-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a98479be-578c-48bd-9713-f7090b992c51.jpg?v=1571438948 221A Amperex NOS in original boxes 1943 (1 in stock) https://tubeworldexpress.com/products/254-w-eimac-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/rk-73-raytheon-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/rk73_2.jpg?v=1571438948 RK-73 Raytheon NOS (10 in stock) https://tubeworldexpress.com/products/75th-eimac 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/vt-127a-3-100d-vhf-transmitting-triode-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/vt127.jpg?v=1571438948 (SOLD) VT-127A=3-100D VHF Transmitting Triode https://tubeworldexpress.com/products/304tl-eimac 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/371b-vt-166-rectifier 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/cx-374-cunningham 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/395a-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/485-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/485nos.jpg?v=1571438948 485 Sylvania branded Philco NOS 1940's (6.0ma) https://tubeworldexpress.com/products/copy-of-485-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_04e722a9-fee1-49a6-9cf8-f0c150816cf8.jpg?v=1571438948 485 Sparton engraved base used/good 1936 (5.5ma) https://tubeworldexpress.com/products/502a-rca-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/502a.jpg?v=1571438948 502A RCA NOS (3 in stock) https://tubeworldexpress.com/products/512ax-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/512ax.jpg?v=1571438948 512AX Raytheon NOS (3 in stock) https://tubeworldexpress.com/products/526ax 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/526ax.jpg?v=1571438948 526AX Raytheon NOS (5 in stock) https://tubeworldexpress.com/products/533ax 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/533ax.jpg?v=1571438948 533AX Raytheon NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-526ax-raytheon-nos-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/534ax.jpg?v=1571438948 534AX Raytheon NOS (4 in stock) https://tubeworldexpress.com/products/116-national-union-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/116.jpg?v=1571438948 116 National Union NOS (3 in stock) https://tubeworldexpress.com/products/929-rca-used-good-1951 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_65906b71-663e-47f8-8ea9-31983c2dffb2.jpg?v=1670367476 929 RCA used/good 1951 https://tubeworldexpress.com/products/928-photocell 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_467d4212-1308-466f-8481-d1ebb152a502.jpg?v=1594086069 928 RCA NOS Photocell (0 in stock) https://tubeworldexpress.com/products/927-rca-1959-photocell 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_279afa4d-5edb-4457-9e04-de399ce3341a.jpg?v=1635449321 927 RCA tests like new - high sensitivity 1959 https://tubeworldexpress.com/products/957-rca-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/957.jpg?v=1571438948 957 RCA NOS (8 in stock) https://tubeworldexpress.com/products/956-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/956.jpg?v=1571438948 956 RCA NOS (1 in stock) https://tubeworldexpress.com/products/955 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/955.jpg?v=1571438948 955 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/1-gl-802-ge-nos-in-original-box-36 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/802.jpg?v=1571438949 (!) 802 GE NOS 1950 (1 in stock) https://tubeworldexpress.com/products/826 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/826_kenrad.jpg?v=1620246114 (!!) (Recommnded Pair) 826 Ken Rad NOS 1942-1943 (1 pair) https://tubeworldexpress.com/products/832a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/832_d006bcf5-1c83-433e-8b59-12b161c0ed54.jpg?v=1571438949 832 / 832A=VT-286 US Brands NOS 1940's (0 in stock) https://tubeworldexpress.com/products/copy-of-826-ken-rad-nos-1940s-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/828.jpg?v=1571438949 828 RCA used/very good 1957 original box https://tubeworldexpress.com/products/837-ken-rad-used-tests-like-new-1940s-scratched-base-87-60 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e6f5f1c9-2af6-4f40-809e-a453284b3320.jpg?v=1763276577 837 Ken Rad used/tests like new 1940's scratched base (87/50) https://tubeworldexpress.com/products/copy-of-841 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/843-rca-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/864-vt-24-hytron-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_655d6804-cf72-4700-853d-7db9aeb617c9.jpg?v=1684642017 864=VT-24 Hytron USA NOS 1940's (3.4ma) https://tubeworldexpress.com/products/868-photocell-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/874-rca-nos-1940 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_50572869-f15e-4809-ac73-b0b3de3bfaf2.jpg?v=1636738861 874 RCA NOS (1 in stock) https://tubeworldexpress.com/products/874-rca-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_bb94cb07-63e2-4788-9b7a-12374b2d0aba.jpg?v=1636739099 (PAIR) 874 RCA test like new 1940's (1 pair) https://tubeworldexpress.com/products/874-rca-balloon-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ec37d221-0d7e-435f-a532-024d54f656ec.jpg?v=1636739381 UX-874 Radiotron Balloon tests like new 1930 era https://tubeworldexpress.com/products/884-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/884.jpg?v=1571438949 884 NOS (8 in stock) https://tubeworldexpress.com/products/885-rca-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_29a6d9d0-4980-4621-9ee2-4d646dd7a434.jpg?v=1571438949 885 RCA used/good 1947 https://tubeworldexpress.com/products/913 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-913 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/917.jpg?v=1571438949 917 RCA used/like new 1950 https://tubeworldexpress.com/products/918-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/918r2.jpg?v=1571438949 918=CE-1C US Brands NOS (4 in stock) (Photocell for sound) https://tubeworldexpress.com/products/copy-of-918-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-918-nos-4-in-stock-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/919.jpg?v=1571438949 919 RCA used/like new 1951 https://tubeworldexpress.com/products/920-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/920.jpg?v=1571438949 920 NOS (10 in stock) https://tubeworldexpress.com/products/921 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/921.jpg?v=1571438949 921 US Brands NOS (5 in stock) https://tubeworldexpress.com/products/923 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/923ray.jpg?v=1571438949 923 NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-923-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/930-rca-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c5958756-8fa9-4e75-b591-e63684ec5808.jpg?v=1571438949 930 RCA used 1960 https://tubeworldexpress.com/products/copy-of-930-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/931va.jpg?v=1571438949 931VA RCA NOS https://tubeworldexpress.com/products/copy-of-931va-rca-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-931va-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/931a.jpg?v=1571438949 931A NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-931a-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-931a-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/934.jpg?v=1571438950 934 RCA like new 1953 (1 in stock) https://tubeworldexpress.com/products/copy-of-934-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/935.jpg?v=1571438950 935 RCA NOS (1 in stock) https://tubeworldexpress.com/products/copy-of-950-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/954.jpg?v=1571438950 954 RCA acorn NOS 1940's (2 in stock) https://tubeworldexpress.com/products/956-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/956_9f7a8d9a-2b76-4a1f-80ac-8e4516e6e125.jpg?v=1571438950 956 US Brands used/good 1940's (2 in stock) https://tubeworldexpress.com/products/copy-of-957-rca-nos-8-in-stock-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/958A.jpg?v=1571438950 958A RCA NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-958a-rca-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/991-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/991.jpg?v=1571438950 991 Kuthe Labs NOS 1945 (1 in stock) https://tubeworldexpress.com/products/copy-of-991-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/991u.jpg?v=1571438950 991 used/good https://tubeworldexpress.com/products/1229-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_57f76953-6766-47b9-bf35-1990da9a2ab0.jpg?v=1609445819 1229 Sylvania NOS (2 in stock) https://tubeworldexpress.com/products/1299-3d6-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3d6.jpg?v=1571438950 1299=3D6 NOS Sylvania NOS 1953 (104/52) https://tubeworldexpress.com/products/copy-of-1299-3d6-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3d6u1.jpg?v=1571438950 1299=3D6 Sylvania used/strong 1940's (90/52) https://tubeworldexpress.com/products/1291-3b7-used-good-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1291.jpg?v=1571438950 3B7=VT-182=1291 Sylvania used/very good 1944 https://tubeworldexpress.com/products/zm1030-holland 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/zm1030a.jpg?v=1571438950 ZM1030 Holland NOS 1959 (9 pins) (sold out) https://tubeworldexpress.com/products/1258-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1258a.jpg?v=1571438950 1258 Tungsol NOS (1 in stock) https://tubeworldexpress.com/products/1236-1236c-kalotron-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1123-raytheon-raysistor 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1203a-7c4-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c342001a-e271-408b-9fbb-5c752e94b8ab.jpg?v=1571438950 7C4=1203A Sylvania NOS 1940's (3 in stock) https://tubeworldexpress.com/products/1007-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1007_63.jpg?v=1571438950 1007 Raytheon NOS 1963 https://tubeworldexpress.com/products/5644-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5644.jpg?v=1571438950 5644 Sylvania Gold Brand NOS https://tubeworldexpress.com/products/copy-of-5644-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5639r.jpg?v=1571438950 5639 Raytheon NOS (3 in stock) https://tubeworldexpress.com/products/8013a-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8013a.jpg?v=1571438950 8013A NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-8013a-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8844-rca-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8844.jpg?v=1571438950 8844 RCA NOS 1970's (0 in stock) https://tubeworldexpress.com/products/829b-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_380e8832-c396-49e6-b63c-1d9a2c25d39d.jpg?v=1571438950 3E29=829B Ken Rad NOS 1940's (1 tube only - no pairs) https://tubeworldexpress.com/products/ecc88-6dj8-siemens-halske-germany-v14 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_a82a77d7-2d07-4104-b609-4ece314725d2.jpg?v=1768765852 (!) ECC88=6DJ8 Siemens Halske Germany branded Hewlett Packard used/60-65% small "o" getter halo 1964 (11.8/11.2ma) https://tubeworldexpress.com/products/6dj8-philips-holland-low-hours-like-new-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9bbb8498-afd2-41cd-a16f-d977ce2acf54.jpg?v=1713714925 (!!!!) (Single) 6DJ8 Philips Holland low hours/like new 1967 (13.6/14.4ma) (sonically the same as Bugle Boy) https://tubeworldexpress.com/products/6dj8-siemens-halske-germany-nos-1967-printed-in-1969 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5394f3d3-eb04-42db-ac30-e561093dfceb.jpg?v=1763612424 (!!!) (Siemens Single) 6DJ8 Siemens Halske Germany branded RCA NOS 1967 printed in 1969 (14.2/14.5ma) https://tubeworldexpress.com/products/6ar5-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f6d3036d-ba21-4b73-a66e-bfe9d8255066.jpg?v=1584712582 6AR5 RCA JAPAN branded Gt. Britain NOS (2 in stock) https://tubeworldexpress.com/products/6088-522ax 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6088.jpg?v=1571438951 6088 / 522AX NOS (0 in stock) https://tubeworldexpress.com/products/5886-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5886.jpg?v=1571438951 5886 NOS (10 in stock) https://tubeworldexpress.com/products/5964-nos-15-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5964.jpg?v=1571438951 5964 NOS (15 in stock) https://tubeworldexpress.com/products/7061-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7061.jpg?v=1571438951 7061 US Brands NOS (10 in stock) (Mobile-Rated 12AB5) https://tubeworldexpress.com/products/7060-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7059-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7059s.jpg?v=1571438951 7059 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/7056-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7056s.jpg?v=1571438951 7056 US Brands NOS (40 in stock) https://tubeworldexpress.com/products/7167-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6354-amperex-holland-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6299-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6095-6aq5w-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6097-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6097-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6134-6ac7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6134.jpg?v=1571438951 6134=6AC7WA GE "5 Star" like new (14ma) https://tubeworldexpress.com/products/6216-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6216-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6223-sonotone-usa-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6223.jpg?v=1571438951 6223 Sonotone USA NOS https://tubeworldexpress.com/products/6074-rca-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6074.jpg?v=1571438951 6074 RCA NOS 1960-1961 (high stability 0B2) (0 in stock) https://tubeworldexpress.com/products/6082-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6159b-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5896-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5896.jpg?v=1571438951 5896 GE NOS https://tubeworldexpress.com/products/copy-of-5894b-8737-amperex-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1621 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1621.jpg?v=1571438952 1621=6F6 selected for long life RCA NOS https://tubeworldexpress.com/products/1622-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1622_47.jpg?v=1571438952 1622 RCA NOS 1947 some rust on can (67.5ma) https://tubeworldexpress.com/products/1624-rca-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1622-rca-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1622u1.jpg?v=1571438952 1622 RCA used/good 1940's (59.5ma) https://tubeworldexpress.com/products/2050a-gep11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_7c8a8bfe-759d-4ddc-a5e1-c2e929966618.jpg?v=1769026046 (Best Value Pair) 2050A GE coin-base NOS 1970's (BEST PRICE) https://tubeworldexpress.com/products/1-1630-rca-nos-original-box-50-scr-270-radar 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1630.jpg?v=1571438952 1630 RCA NOS original box (SCR-270 radar) https://tubeworldexpress.com/products/copy-of-1630-rca-nos-original-box-scr-270-radar 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1631.jpg?v=1571438952 1631 used/good 1940's (12.6V Filament) (3 in stock) https://tubeworldexpress.com/products/5651-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5651u.jpg?v=1571438952 5651 used/good (30 in stock) https://tubeworldexpress.com/products/5787-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5800-victoreen-nos-20 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5825-rca-nos-original-boxes-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5825.jpg?v=1571438952 5825 RCA NOS original boxes 1960's https://tubeworldexpress.com/products/copy-of-5825-rca-nos-original-boxes-1960s 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/display-tube-fp54-ge-weak-display-tube 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5744 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_be8dc06d-cf8f-45b4-85de-c0ec0d3b9358.jpg?v=1773068232 5744WB Raytheon NOS 1973 https://tubeworldexpress.com/products/6397-nos-34-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6414 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6414p1.jpg?v=1571438952 (sold out) 6414 Raytheon triple mica black plates NOS 1950's misbranded E80CC National https://tubeworldexpress.com/products/6442-ge-jan-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6661-6bh6-nosp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/2_89159c7f-6395-4914-b1fc-5b4b77dc34d0.jpg?v=1747159549 (!) (Best Pair) 6661=6BH6 GE NOS 1960's (6.3ma and 6.4ma) https://tubeworldexpress.com/products/copy-of-e83f-6689-holland-branded-siemens-gold-pins-nos-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e83f4.jpg?v=1571438952 E83F=6689 Amperex Holland NOS gold pins 1962 (9.2ma) https://tubeworldexpress.com/products/6v6-sylvania-metal-can-nos-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_06a6b612-e5b3-4994-983a-447b88ad0b1f.jpg?v=1681494719 (!!!) (Best Pair) 6V6 Sylvania metal can NOS 1970 era (37.0ma and 37.5ma) 1-2% matched https://tubeworldexpress.com/products/3c31 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_15c837a1-3a2e-4f6a-8fc6-ab92395f5e78.jpg?v=1571438952 3C31=C1B Electrons Inc. NJ Thyratron NOS https://tubeworldexpress.com/products/3b7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3b7.jpg?v=1571438952 3B7=1291=VT-182 US Brands NOS (1 in stock) https://tubeworldexpress.com/products/3b4-dl98-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/0e3-amperex-uk-nos-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/0E3.jpg?v=1571438952 0E3=85A1 Amperex UK NOS 1962 https://tubeworldexpress.com/products/2e5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2e5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2e35 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_cbadc579-e9fc-4250-99db-431ee4e39c92.jpg?v=1695341977 2E35 Raytheon NOS (3 in stock) https://tubeworldexpress.com/products/2e36 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2eg4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2eg4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2en5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2fh5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2fs5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2gk5-2fq5a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2gw5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2gu5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2ha5-2hm5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/2v2-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-2v2-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3a2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3a2a.jpg?v=1571438952 3A2 US Brands NOS (15 in stock) https://tubeworldexpress.com/products/copy-of-3a2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3A3C.jpg?v=1571438952 ($0.99 each) 3A3A/B/C=3AW3 NOS SOLD AS-IS (22 in stock) ($0.99 each min. 10 purchased) https://tubeworldexpress.com/products/copy-of-3a3a-b-c-3aw3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3a4-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3a8gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3a8gt.jpg?v=1571438953 3A8GT US Brands NOS (0 in stock) https://tubeworldexpress.com/products/3al5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3al5.jpg?v=1571438953 3AL5 US Brands NOS (15 in stock) https://tubeworldexpress.com/products/copy-of-3al5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3at2b-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3aw2 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3b22-el1c 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3b25-rca-jan-low-hours-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3b25.jpg?v=1571438953 3B25 RCA JAN low hours like new 1946 https://tubeworldexpress.com/products/copy-of-3b25-rca-jan-low-hours-like-new 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5-3bc5-3ce5-nos-2-50 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3bc5-3ce5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3bs2-3bw2 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3ca3a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ar5-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3ca3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3cu3a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3cx3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3cx3-3da3-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3d21wb.jpg?v=1571438953 3D21WB MU USA NOS (0 in stock) https://tubeworldexpress.com/products/3da3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3da3-3cx3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3dc3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3dc3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3dg4-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/3ds3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_54e38e8a-e8c6-4b2a-98fd-e905ccb7598a.jpg?v=1571438953 3DS3 GE NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-3ds3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bh6-nos-30-in-stock6bh6-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bh6u.jpg?v=1571438953 6BH6 US Brands used/good (20 in stock) https://tubeworldexpress.com/products/6b8g-raytheon 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a66d34bc-9d44-4c14-8314-29d80dc903f6.jpg?v=1585417731 6B8G Raytheon NOS (1 in stock) https://tubeworldexpress.com/products/cv4009-6ba6w-5749-brimar-nos-1969-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_42d37763-5c7a-468a-bfc1-ffd1600129fe.jpg?v=1586102942 CV4009=6BA6W=5749 Brimar UK NOS 1969 (9.5ma) https://tubeworldexpress.com/products/6ba6-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ba6us_89c44769-fdc2-42ef-9e34-77261d9fe245.jpg?v=1571438953 6BA6 US Brands / Canada / Japan used/good (15 in stock) https://tubeworldexpress.com/products/6844a-nixie-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6844a1.jpg?v=1571438953 6844A NOS original boxes (nixie tube) (5 in stock) https://tubeworldexpress.com/products/6029-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6029-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6046.jpg?v=1571438954 6046=Premium 25L6GT GE NOS 1963 https://tubeworldexpress.com/products/6202-rca-used-good-1974 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_68e88945-4a58-455d-98de-9d10de3d10ff.jpg?v=1571438954 6202 RCA used/good 1974 (52/40 and 52/40) https://tubeworldexpress.com/products/6203-ge-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_38bf0aff-e0ec-44b9-8a15-08ec6f06b173.jpg?v=1671567482 6203 GE 5-Star NOS 1965 (54/40 and 54/40) https://tubeworldexpress.com/products/6240g-luxman-nos-1-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6240g1.jpg?v=1571438954 6240G Luxman by NEC Japan NOS 1960's (6.7/8.0ma) https://tubeworldexpress.com/products/6252-ax9910 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6252-ax9910 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6476a-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6489-ea76-mullard-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6587-itt-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6662-6bj6-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6662.jpg?v=1571438954 6662=6BJ6 GE NOS (0 in stock) https://tubeworldexpress.com/products/6ab4-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_65553081-f61e-4a3d-8506-0a6f40e5cadc.jpg?v=1738271662 6AB4 RCA black plate NOS 1966 (11.5ma) https://tubeworldexpress.com/products/6677 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c58b859f-99cb-4024-b183-da9e6a7632bb.jpg?v=1670368109 6677=6CL6 GE NOS (5 in stock) https://tubeworldexpress.com/products/6678-see-6u8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e9cbf9bc-65f0-49de-8d27-9ec25f6af57c.jpg?v=1670368439 6678=6U8A GE NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-6678-see-6u8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6802-sylvania-nos-counter 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6802.jpg?v=1571438954 6802 Sylvania NOS counter (sold out) https://tubeworldexpress.com/products/copy-of-6802-sylvania-nos-counter 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6807-thyratron 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6807-ge-used-thyratron 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/jan-6877-bendix-gold-pins-nos-1961-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c11b312a-5a2f-4072-81e7-e345efa395a7.jpg?v=1696305554 JEA-6877 Bendix gold pins NOS 1961-1962 https://tubeworldexpress.com/products/6883a-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6883.jpg?v=1571438954 6883A Sylvania NOS (0 in stock) https://tubeworldexpress.com/products/6883b-dumont 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6883b.jpg?v=1571438954 6883B Dumont by GE NOS 1975 (2 in stock) https://tubeworldexpress.com/products/6884-amperex 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6884-amperex-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6907-amperex-usa-nos-in-motorola-boxes 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6910.jpg?v=1571438954 6910 Sylvania NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-6910-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6923.jpg?v=1571438954 6923 Amperex Germany NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-6923-amperex-germany-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6939.jpg?v=1571438954 6939 NOS (20 in stock) https://tubeworldexpress.com/products/6953 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6953-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-7104 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-7015-604l-reliance-nos-with-4-spade-lugs-1979-some-loose-glue-pieces-at-bottom-of-base 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/714.jpg?v=1571438954 7021=714 National NOS in white box https://tubeworldexpress.com/products/copy-of-7021-714-national-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-7022 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4X150A.jpg?v=1571438954 4X150A=RCA NOS 1970 sold as-is https://tubeworldexpress.com/products/copy-of-7034-4x150a-eimac-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7036.jpg?v=1571438954 7036 GE NOS (5 in stock) https://tubeworldexpress.com/products/7105-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_12e2730f-de20-4211-917b-170830d91e60.jpg?v=1687012425 7105 Chatham Tungsol NOS 1960 https://tubeworldexpress.com/products/e130l-7534-amperex-by-valvo-germany-nos-1962-in-amperex-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7534_1.jpg?v=1571438954 (Best Single) E130L=7534 Amperex by Valvo Germany NOS 1962 in Amperex box (102ma) https://tubeworldexpress.com/products/8532 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8532.jpg?v=1571438954 8532=6J4 and 6J4WA Sylvania NOS 1970 - 1980 (0 in stock) https://tubeworldexpress.com/products/copy-of-9004-rca-nos-1940s-20-in-stock-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ba5-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ba7-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1cda007f-b677-439d-8626-d6419999043b.jpg?v=1600435322 6BA7 RCA Black Plate NOS 1952 (63/40) https://tubeworldexpress.com/products/copy-of-6ba7-rca-black-plate-nos-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_595a2c01-ada5-4a14-9e50-1ef9d787f765.jpg?v=1571438955 6BA8A Sylvania rebranded Tungsol NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-6ba8a-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0b40568f-d6d0-46d0-beaf-fa73a082fc1b.jpg?v=1571438955 6BA11 NOS (20 in stock) https://tubeworldexpress.com/products/6bc5-6ce5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bc7-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bc7r.jpg?v=1571438955 6BC7 Sylvania rebranded RCA NOS 1960's (4 in stock) https://tubeworldexpress.com/products/6bd5gt-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8adf2e50-365e-4895-8150-62bfdc2d4cbe.jpg?v=1571438955 6BD5GT US Brands NOS (5 in stock) https://tubeworldexpress.com/products/copy-of-6bd5gt-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bd6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_48acae96-4bc5-49a5-9ecd-2a0ce0accc7b.jpg?v=1571438955 6BE3=6BZ3 NOS (16 in stock) https://tubeworldexpress.com/products/copy-of-6bf5-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bf6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bf7-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bg6g-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bg6gz.jpg?v=1571438955 6BG6G Zalytron by RCA used/good 1959 (62ma) https://tubeworldexpress.com/products/6bg6ga-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d6c8fd22-cda3-4adf-9a0a-21db5e616785.jpg?v=1571438955 6BG6GA Philco used/good/75% 1958 (58ma) https://tubeworldexpress.com/products/copy-of-6bk4c-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bn5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bn8-sylvania-rebrabded-tungsol-used-good-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8d1d6103-ff34-448b-8422-c8ad810a38dd.jpg?v=1571438955 6BN8 Sylvania rebranded Tungsol used/strong 1957 faded printing some stains on glass (98/60) https://tubeworldexpress.com/products/copy-of-6bn8-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2502c1da-f639-4d38-adf0-8cac63e97995.jpg?v=1571438955 6BN11 US Brands NOS (9 in stock) https://tubeworldexpress.com/products/el84-mullard-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bb9bf9e8-a8c1-47a2-906d-012353848fc5.jpg?v=1702682020 (!!) (Single 1962) EL84 Mullard UK NOS (rX1-B2C3=1962) (39.6ma) https://tubeworldexpress.com/products/6bq5-el84-mullard-used-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_264e075e-3d48-4422-a0eb-a4d7108db8c3.jpg?v=1725641641 (!) (SINGLE) 6BQ5=EL84 Heath Mullard Great Britain used/good 1959 (40ma) https://tubeworldexpress.com/products/el84-wien-austria-same-build-and-sound-as-holland-1959-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el84p4.jpg?v=1571438955 (!!!) (Best Pair from 1959) EL84 Wien Austria same build and sound as Holland 1959 (38ma and 39ma) https://tubeworldexpress.com/products/5834-nl-649-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5834.jpg?v=1571438955 5834=NL-649 NOS (2 in stock) https://tubeworldexpress.com/products/6ak5-tungsol-gray-plate-used-very-good-1950s-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_4721f3a3-cc11-43ad-b261-45a56c5dd96c.jpg?v=1770771826 (!!!) (Pair) JTL-6AK5 Tungsol gray plate "D" getter used/good 1952-1954 (5.1ma/5.6ma) (same Gm) https://tubeworldexpress.com/products/ecc82-12au7-siemens-halske-long-ribbed-plates-1956 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_172a0d46-c66e-467a-a7a1-3fca56b771a8.jpg?v=1764687869 (!!!!) (Best Single 1956) ECC82=12AU7 Siemens Halske "Long Ribbed Plates" and large/wide "U" getter branded Haltron 1956 (10/9.2ma) (k62 series) (High Gm) (rare) https://tubeworldexpress.com/products/17-6lb8-6jt8-nos-4-50 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lb8-6jt8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6le8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_11cb7d92-6431-40ff-b9cf-3c5208def97a.jpg?v=1749484170 6LE8 US Brands NOS (18 in stock) https://tubeworldexpress.com/products/copy-of-6le8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lf8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6lj6a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_36f45ad1-1610-456d-a768-733d4fdc1556.jpg?v=1729082696 6LJ6 and 6LJ6A NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-6lj6-amd-6lj6a-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lj8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_15ec68c0-d412-45a3-862d-4b024cfa0e32.jpg?v=1729702661 6LM8 Raytheon JAPAN NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-6lm8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6lq6-rayp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7dd0c4c3-aa0c-4482-85cc-122ebb19da92.jpg?v=1763603482 (!!!!) (Best Pair #1) 6LQ6=6JE6C Raytheon Japan NOS 1970's (112ma and 109ma) https://tubeworldexpress.com/products/copy-of-6ln8-lcf80-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lr8-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lt8-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lx6-6lf6-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6lx8-lcf802-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6m11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_8878d8d4-1481-42e5-8d84-6ec79cd77742.jpg?v=1571438956 6M11 US Brands (1 in stock) https://tubeworldexpress.com/products/copy-of-6m11-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ma6.jpg?v=1571438956 6MA6 US Brands NOS (5 in stock) https://tubeworldexpress.com/products/6mb8-sylvania-branded-dumont 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_18217c54-c784-43bb-b7eb-8703dcf629a6.jpg?v=1767940595 6MB8 Sylvania branded Dumont NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-6mb8-sylvania-branded-dumont-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_7d319d88-9a2a-4fa9-bb3e-4ab0a1cde817.jpg?v=1729114674 6MD8 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/6me8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a0a461dc-3e5e-415a-98ae-7b9a1edd0cb5.jpg?v=1729114811 6ME8 US Brands NOS (15 in stock) https://tubeworldexpress.com/products/6mf8-ge 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6mg8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6mhh3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6mj8-ge 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6mj8-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ml8-us-and-japan-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fc0ad4df-4dda-4058-a5b2-362b62a4b7cd.jpg?v=1729702584 6ML8 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/6mn8-ge 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6mn8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6mq8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a1f55862-824a-4518-9c80-016354040bd2.jpg?v=1729114912 6MQ8 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-6mq8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6mu8-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6mv8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ebf80-6n8-siemens-west-germany-used-60 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d86bc987-26fa-449e-bc37-753ffd5c5bf3.jpg?v=1740954001 EBF80=6N8 Siemens West Germany used/good https://tubeworldexpress.com/products/copy-of-6n6g-us-brands-nos-1940s-1950s-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6n6g1_f1895abb-562d-439b-aee1-72eadc3c78fb.jpg?v=1571438956 6N6G Raytheon used/good https://tubeworldexpress.com/products/6n7-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_579c2327-8b06-4a84-98df-b398c7192843.jpg?v=1571438956 6N7 RCA metal can used/good (6 in stock) https://tubeworldexpress.com/products/6p7g-syl 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6p7g1.jpg?v=1571438956 6P7G Sylvania NOS (3 in stock) https://tubeworldexpress.com/products/6q5g-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7474f499-9255-45e5-8890-c67ae0ef233c.jpg?v=1571438956 6Q5G Dumont NOS (3 in stock) https://tubeworldexpress.com/products/6r7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6r7.jpg?v=1571438956 6R7 metal NOS (5 in stock) https://tubeworldexpress.com/products/copy-of-6r7-metal-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b66f244e-3fb5-48b5-9143-e02ee75abd36.jpg?v=1571438956 6R7 Sylvania metal used/like new 1940's (88/48) https://tubeworldexpress.com/products/6r7gt-ken-rad-nos-1944 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6r7gtkr.jpg?v=1571438956 6R7GT Ken Rad NOS 1944 (100/48) https://tubeworldexpress.com/products/6r7g-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_542f6be1-d270-4215-bd56-9631f7997548.jpg?v=1772821936 (!) Best Single) 6R7G GE NOS 1945 era (110/60) https://tubeworldexpress.com/products/copy-of-5541-6r8-delco-radio-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6s7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6s7.jpg?v=1571438957 6S7 US Brands metal can NOS (5 in stock) https://tubeworldexpress.com/products/6s8gt-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fca22f07-5dd7-448f-bb0a-00da3984470c.jpg?v=1723821670 6S8GT Tungsol tests like new scratches on base 1952 (102/60) https://tubeworldexpress.com/products/copy-of-6sg7-metal-can-nos-7-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6sg7gt-glass-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6sh7-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_319f0c9a-9ae0-43c1-870a-2c71b89c139f.jpg?v=1571438957 6SH7 metal used (4 in stock) https://tubeworldexpress.com/products/6sj7-metal-can-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sj7u.jpg?v=1571438957 6SJ7 US Brands used/good (40 in stock) https://tubeworldexpress.com/products/6sq7-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sq7u.jpg?v=1571438957 6SQ7 metal used/good (3 in stock) https://tubeworldexpress.com/products/6ss7-dumont 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a8c5bf15-3a9e-47d8-9abb-14bd64a9c118.jpg?v=1718729519 6SS7 Dumont NOS https://tubeworldexpress.com/products/6st7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6st7.jpg?v=1571438957 6ST7 RCA NOS https://tubeworldexpress.com/products/6sv7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sv7.jpg?v=1571438957 6SV7 Raytheon NOS https://tubeworldexpress.com/products/copy-of-6sv7-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6sz7.jpg?v=1571438957 6SZ7 RCA NOS https://tubeworldexpress.com/products/copy-of-6sz7-rca-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6t4-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6t8a-ge-canada 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a4ca9898-9f84-4945-8329-c370eb9d720b.jpg?v=1583275192 6T8A GE Canada NOS 1960's (6 in stock) https://tubeworldexpress.com/products/6t9-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6t9.jpg?v=1571438957 6T9 GE branded RCA NOS original boxes (2 in stock) https://tubeworldexpress.com/products/6t10 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6u4gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9042b99f-4f8e-4b71-80d0-4c63268fa447.jpg?v=1571438957 6U4GT US Brands NOS (3 in stock) https://tubeworldexpress.com/products/6u6gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7c367d93-cfa3-4b6c-8ba4-9d9f7e9e8ac8.jpg?v=1571438957 6U6GT US Brands NOS (25 in stock) https://tubeworldexpress.com/products/6u7g-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c76d254f-2c04-4ee3-95f3-a9db896e4afd.jpg?v=1571438957 6U7G GM Genuine Parts engraved base used/good 1940's reboxed (65/40) https://tubeworldexpress.com/products/best-value-6u8a-rogers-canada-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6u8r.jpg?v=1571438957 (Best Value) 6U8A Rogers Canada NOS 1974 (14.8ma triode and 8ma pentode) https://tubeworldexpress.com/products/copy-of-6u8a-used-good-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6u10-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e0167a35-c0d8-432a-bc62-2762e6956f25.jpg?v=1571438957 6V7G Sylvania NOS 1940's reboxed https://tubeworldexpress.com/products/copy-of-6v7g-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6w5g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0c6d2018-39a9-4777-8ee1-5e5d22537743.jpg?v=1706449706 6W5G Ken Rad NOS 1940's (sold out) https://tubeworldexpress.com/products/6w6gt-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_977dfb47-4734-44d0-a44a-b6a413185bae.jpg?v=1669822265 6W6GT used/test good https://tubeworldexpress.com/products/6w7g 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6x8-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6x8.jpg?v=1571438957 6X8 and 6X8A US Brands NOS (40 in stock) https://tubeworldexpress.com/products/copy-of-6x8-a-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6y7g-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6Y9.jpg?v=1571438958 6Y9=EFL200 GE NOS https://tubeworldexpress.com/products/6z7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1bc18a06-404d-4e32-a261-d58b19d69b70.jpg?v=1706383726 6Z7G US Brands NOS (4 in stock) https://tubeworldexpress.com/products/6z7g-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6z10-6j10-us-brands 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ef212920-d9be-48ac-b940-0c133182ebdc.jpg?v=1706383871 6Z10=6J10 US Brands (8 in stock) https://tubeworldexpress.com/products/6zy5g-philco-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_694c56ef-e9b2-43a0-a860-68ccd544d76f.jpg?v=1706121404 6ZY5G Philco NOS 1940's (56/40 and 62/40) https://tubeworldexpress.com/products/6ha5-6hm5-ec900-amperex-holland-globe-logo-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_94639136-9b10-4a74-bd6a-be10e2d5a895.jpg?v=1571438958 6HA5=6HM5=EC900 Amperex Holland "Globe Logo" NOS in white boxes 1971-1972 (8 in stock) https://tubeworldexpress.com/products/copy-of-6ea8-used-100-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ec4a-ge-japan-nos-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6EC4A.jpg?v=1571438958 6EC4A=EY500 GE JAPAN NOS 1960's (1 pair) https://tubeworldexpress.com/products/copy-of-6ec4a-ey500-ge-japan-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6eh4.jpg?v=1571438958 6EH4A NOS (12 in stock) https://tubeworldexpress.com/products/6ef4-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6EF4.jpg?v=1571438958 6EF4=6EJ4A GE NOS https://tubeworldexpress.com/products/copy-of-6em7-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6eq7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_812c2d76-279b-4b1f-a461-0f7039edf832.jpg?v=1571438958 6EQ7 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-6er5-ec95-nos-3-pairs-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6er5-sylvania-nos-1960s-smeared-printing-high-emission 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6es5-sylvania-rebranded-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6et6-ef98-international 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_41debf5c-a1f2-4164-a153-41959ddf992b.jpg?v=1602443715 6ET6=EF98 International Mazda France NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6et6-ef98-international-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6eu8-nos-7-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ez5-us-brands-nos-7-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ez8s.jpg?v=1571438958 6EZ8 NOS (6 in stock) https://tubeworldexpress.com/products/6f7g-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6f7g-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6fa7-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6fd6-6es6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6518515f-bc66-45d4-b623-23227472cd49.jpg?v=1571438958 6FG7 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/6fh5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_96385575-8c96-4c40-b433-b5b2bb2642d7.jpg?v=1571438958 6FH5 US Brands NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6fh5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_84739a52-d6a8-46da-8012-4f7bc3e46e89.jpg?v=1571438958 6FH8 US Brands NOS (7 in stock) https://tubeworldexpress.com/products/6fm7-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fm71.jpg?v=1571438958 6FM7 GE NOS (5 in stock) (Dennis Had Inspire preamp) https://tubeworldexpress.com/products/6fm8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fm8.jpg?v=1571438958 6FM8 NOS (8 in stock) https://tubeworldexpress.com/products/6fv6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fv6.jpg?v=1571438958 6FV6 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/copy-of-6fv6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_20e92d43-daba-4d76-969f-e131938d5fc3.jpg?v=1571438958 6FV8=6BR8A US Brands NOS (30 in stock) https://tubeworldexpress.com/products/copy-of-6fv8-6br8a-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fw5.jpg?v=1571438958 6FW5 GE rebranded branded RCA NOS (53ma) https://tubeworldexpress.com/products/copy-of-6fw5-ge-rebranded-branded-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fw8.jpg?v=1571438958 6FW8 RCA "D" getter NOS around 1960 https://tubeworldexpress.com/products/6g11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6G11.jpg?v=1571438959 6G11 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-6g11-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4a40e0f2-2a64-4c9d-8d31-be3a906d8fce.jpg?v=1571438959 6GA7 GE branded Raytheon NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-6ga7-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_249a7968-e207-4f44-944e-476bb41d5f7b.jpg?v=1571438959 6GB3A Raytheon NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-6gb3a-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c61270bc-1fdf-4c53-ad6e-0080ec0cdbc3.jpg?v=1571438959 6GB5 / 6GB5A=EL500 Sylvania Holland NOS 1966-1968 (0 in stock) https://tubeworldexpress.com/products/6gb5-6gb5a-el500-rca-france 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_853769d9-62cb-4f6b-91e0-d7afa756c26c.jpg?v=1737267211 6GB5=EL500 RCA France NOS (82/60) https://tubeworldexpress.com/products/copy-of-7734-6ge8-nos-7-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_57edc533-165d-44f5-afef-00dcd04187f7.jpg?v=1571438959 6GF5 GE NOS (15 in stock) https://tubeworldexpress.com/products/copy-of-6gf7-and-6gf7a-nos-9-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6gj5a-rca-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f7d7e484-9145-45ca-b311-06c1576b8b7c.jpg?v=1571438959 6GJ7=ECF801 Sylvania made in JAPAN NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6gk17-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6gn8-6eb8-nos-30-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6gs7-ge-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a614ad08-6bc3-4233-89df-381c52e3f4b4.jpg?v=1571438959 6GQ7 US Brands NOS (18 in stock) https://tubeworldexpress.com/products/copy-of-6gt5-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6gt5arcau.jpg?v=1571438959 6GT5A RCA used/good 1960's (60ma) https://tubeworldexpress.com/products/6gu5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_73265509-6d6b-42b2-90d9-b377251ee022.jpg?v=1640548049 6GU5 US Brands NOS (1 in stock) https://tubeworldexpress.com/products/6gu7-magnavox-rca-used-like-new-1964 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5c5484dd-53d1-4be7-a5c5-b7d86febdd99.jpg?v=1682470059 6GU7 Magnavox RCA used/like new 1964 (10.2/9.8ma) https://tubeworldexpress.com/products/copy-of-6gw6-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6gx6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6gx7-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6h6g-zenith-engraved-base-by-sylvania-chrome-top-tests-like-new-around-1940 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6h6wgt.jpg?v=1571438959 JAN-CAHG-6H6WGT Chatham NOS 1959 https://tubeworldexpress.com/products/copy-of-6h6p-6h6n-russian-nos-1984-kuhl-tube-cryo-treated-6-pairs-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6hb5-us-brands-nos-9-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6hb6-6ha6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6hb7-nos-40-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6hf8-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_af3e3f99-9894-4100-b7ac-4b642edbddad.jpg?v=1767649814 6HF8 RCA branded GE NOS 1965 (75/60 and 103/60) https://tubeworldexpress.com/products/6hg8-ecf86 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6hg8-ecf86-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6hj8-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3ef100cc-c088-43d7-8506-2d750e8abf02.jpg?v=1749484216 6HK5 US Brands NOS (14 in stock) https://tubeworldexpress.com/products/copy-of-6hk5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ha5-6hm5-nos-40-in-stock-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6hm6-6ht6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6hs5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6HS5.jpg?v=1571438959 6HS5 US Brands NOS (28 in stock) https://tubeworldexpress.com/products/6hs6-rca-nos-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_59c05231-c793-4a92-baaf-44138ea6301e.jpg?v=1644443433 6HS6 RCA NOS 1966 (8.4ma) https://tubeworldexpress.com/products/6hs8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6hs8.jpg?v=1571438959 6HS8=6BU8 GE NOS (5 in stock) https://tubeworldexpress.com/products/6hz6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6j8g-arcturus-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6j9.jpg?v=1571438960 6J9 Sylvania branded Dumont NOS 1960's https://tubeworldexpress.com/products/copy-of-6j9-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6j10-6z10-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_179c4603-f854-4ce6-af02-3cf4d0a381f1.jpg?v=1571438960 6J11 GE NOS (sold out) https://tubeworldexpress.com/products/copy-of-6j11-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_10f4d159-f379-45f0-869b-514693f4fd71.jpg?v=1571438960 6JA5 NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-6ja5-nos-7-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6he5.jpg?v=1571438960 6JB5=6HE5 NOS (4 in stock) https://tubeworldexpress.com/products/6jb6a-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_1f5ae5d6-353b-49ca-87f1-321858ca2091.jpg?v=1736896157 (!) (BEST SINGLE) 6JB6A RCA NOS 1970 era (100ma) https://tubeworldexpress.com/products/copy-of-6jb6a-rca-used-like-new-faded-printing 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_23551901-5a58-401c-93db-c96549711e13.jpg?v=1571438960 6JC5 Sylvania NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6jc5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a914cb31-7743-4b49-8227-a61e968369e1.jpg?v=1571438960 6JC8 NOS (12 in stock) https://tubeworldexpress.com/products/6jd5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b3823c48-c079-48d5-b4c1-9f62a839fab9.jpg?v=1571438960 6JD5=6HZ5 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/6jd6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_68031909-d103-4705-8df8-fd3964ea76c8.jpg?v=1571438960 6JD6 RCA NOS https://tubeworldexpress.com/products/6jf6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f78f75c9-ad1f-4fed-997a-6812a3db66c1.jpg?v=1706645671 6JF6 Mixed Brands NOS (7 in stock) https://tubeworldexpress.com/products/copy-of-6jf6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9bb6ad2c-774a-48fa-a54f-82500b247540.jpg?v=1571438960 6JG5 GE NOS (13 in stock) https://tubeworldexpress.com/products/copy-of-6jg6a-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_860ebcdb-c9d0-440d-82a6-453abc9294a4.jpg?v=1571438960 6JH5 US Brands (0 in stock) https://tubeworldexpress.com/products/6jh6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fa56c046-7d51-4a0b-a3aa-e064d8999a31.jpg?v=1571438960 6JH6=6BZ6 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/6jh8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e2230081-077d-4f39-aff0-171069d29b76.jpg?v=1571438960 6JH8 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/6jk8-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0539bc38-d36a-4952-b8dd-1f11c94044fd.jpg?v=1571438960 6JK8 GE NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6jk8-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_781f5ab4-2125-4a6f-b8d3-e3fb674e3874.jpg?v=1571438960 6JL8 Raytheon NOS (1 in stock) https://tubeworldexpress.com/products/6jm6-6jm6a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0b411b12-c16a-485b-b150-42d1d2bceedf.jpg?v=1571438960 6JM6 and 6JM6A USA and JAPAN NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-6jn8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6lf6-zenith-ge-nos-1980 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_66951c8a-8545-4127-a92f-78d2c43bfb0b.jpg?v=1747897366 6LF6 GE Lindal NOS 1960's (102ma) https://tubeworldexpress.com/products/6js6c-gev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_35d26fad-64a2-453a-ab06-0a887115a265.jpg?v=1752554086 (!) (SINGLE) 6JS6C GE NOS 1976 (70ma) https://tubeworldexpress.com/products/6js6b-ge-branded-zenith 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6js6b.jpg?v=1571438961 6JS6B GE branded Zenith NOS (93ma) https://tubeworldexpress.com/products/copy-of-6js6c-ge-nos-77ma-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6js6cused.jpg?v=1571438961 6JS6C Sylvania used/good (80ma) https://tubeworldexpress.com/products/6ju6-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_437a53b7-8e90-4cd3-b8d5-62f5e842eb41.jpg?v=1710454492 6JU6 RCA NOS (1 in stock) https://tubeworldexpress.com/products/copy-of-6ju6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c114aa1d-db6f-44b2-9fc4-d844a82d21a2.jpg?v=1571438961 6JU8A US Brands NOS (30 in stock) https://tubeworldexpress.com/products/copy-of-6ju8a-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6jv8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6jw8-ecf802-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6jx8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6jy8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_134c9624-9720-4ede-8d95-762dc195f52b.jpg?v=1571438961 6JZ6 Sylvania NOS (sold out) https://tubeworldexpress.com/products/copy-of-6jz6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_aebeef39-0e10-4df8-9ed2-11d9edc58a79.jpg?v=1571438961 6JZ8 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/6k5g-philco-used-good-1930s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f2bd6f0f-2914-4cae-bbcc-b58307fc53ff.jpg?v=1640361667 6K5G Philco used/good 1930's (32/25) https://tubeworldexpress.com/products/copy-of-6k8-metal-can-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6k8used.jpg?v=1571438961 6K8 metal used/good (4 in stock) https://tubeworldexpress.com/products/copy-of-6k8-metal-can-nos-8-in-stock-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6k8mg_6483b901-139b-442a-b699-ee548971bf21.jpg?v=1571438961 6K8MG International NOS in tall metal can (2 in stock) https://tubeworldexpress.com/products/6js6a-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6js6a1.jpg?v=1571438961 6JS6A RCA NOS 1967 (92ma) https://tubeworldexpress.com/products/copy-of-6js6a-rca-nos-92ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6js6a2.jpg?v=1571438961 6JS6A Sylvania NOS (114ma) https://tubeworldexpress.com/products/6ka8-usa 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_09ca653d-f776-43e3-a175-af062fdae662.jpg?v=1571438961 6KA8 US Brands NOS (16 in stock) https://tubeworldexpress.com/products/6kd6-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_887f2eea-1202-48d5-a389-d928b34898cb.jpg?v=1700331511 6KD6 Sylvania NOS (112ma) (Yaesu) https://tubeworldexpress.com/products/6kd6-sylvania-branded-rca-nos-1970s-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_088c9c77-86dd-4a33-932f-4cf46537f48c.jpg?v=1686695554 6KD6 Sylvania branded RCA NOS 1970's (87ma) https://tubeworldexpress.com/products/6kd6-sylv3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_754ac879-d07b-4105-9406-e9cfa49a8845.jpg?v=1752097494 6KD6 Sylvania NOS 1970 (67ma) https://tubeworldexpress.com/products/6kd8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_68f0c0d4-be70-4e21-a63c-9e67e6776f0b.jpg?v=1584890302 6KD8=6U8A Sylvania NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6kd8-6u8a-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ke8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_692c3198-6ae0-4919-a9a4-6fa312bc3ae6.jpg?v=1571438962 6KE8 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-6kh8-ecll800-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6kl8.jpg?v=1571438962 6KL8 RCA NOS (1 in stock) https://tubeworldexpress.com/products/6km6-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6km6.jpg?v=1571438962 (!!) 6KM6 GE NOS (138ma) https://tubeworldexpress.com/products/copy-of-6kr8-6jt8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1f5629e4-287d-4a95-9d22-f1d71ff0f894.jpg?v=1571438962 6KS6=6BN6 NOS (10 in stock) https://tubeworldexpress.com/products/6kt6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6kt6.jpg?v=1571438962 6KT6 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/6kt8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1c50f96d-2327-42e6-84da-3439554374e0.jpg?v=1571438962 6KT8 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/copy-of-6kt8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ku8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4e59e451-46e5-4dd9-9157-8ef1ec74742e.jpg?v=1571438962 6KV8 US Brands NOS (22 in stock) https://tubeworldexpress.com/products/copy-of-6kv8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b50f8223-b96d-43de-b313-1acc6eb9de59.jpg?v=1571438962 6KY8A RCA NOS (3 in stock) https://tubeworldexpress.com/products/6kz8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_19b900a3-bbf7-462a-961d-9f02c0dd3199.jpg?v=1571438962 6KZ8 US Brands NOS (9 in stock) https://tubeworldexpress.com/products/5t8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5v6gt-ge-black-plate-nos-1956-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f62d8fda-5a56-4ebb-8f2b-6922fc107ad6.jpg?v=1685253719 (1 Pair) 5V6GT GE black plate NOS 1956 (44.5ma and 49ma) https://tubeworldexpress.com/products/copy-of-5v6gt-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ab4-rca-branded-cbs-d-getter-halo-black-plate-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_e24e3de7-585e-43aa-b454-25904f0a54a6.jpg?v=1682139659 6AB4 RCA branded CBS "D" getter halo black plate 1960 (12.9mA) https://tubeworldexpress.com/products/6ab7-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d0de6f46-aaaa-4cd6-822b-975fd139d984.jpg?v=1571438962 6AB7=1853 RCA NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-6ab7-nos-12-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ac7-rca-p16 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_8b619401-2eb4-46f4-9669-57cb5d307398.jpg?v=1767683037 (!!!) (Pair) 6AC7 RCA used/test like new 1948 - 1954 (11.6/12.5ma) https://tubeworldexpress.com/products/6ac7-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ac7u.jpg?v=1571438962 6AC7 US Brands used/good (40 in stock) https://tubeworldexpress.com/products/copy-of-6ag5-nos-1951-1970-10-in-stock-tested-on-amplitrex-at1000 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_87bbb4d1-1c0e-4207-ab4a-d2553e1ac0a1.jpg?v=1571438962 6AG5 used good (20 in stock) https://tubeworldexpress.com/products/6ag7-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ag7u.jpg?v=1571438962 6AG7 used/good (16 in stock) https://tubeworldexpress.com/products/6bh8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bh8.jpg?v=1571438962 6BH8 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/copy-of-6bh8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6bj7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3a0eeeee-d9af-4d0d-8fdb-f65378889119.jpg?v=1571438962 6BJ8 GE NOS (5 in stock) https://tubeworldexpress.com/products/copy-of-6bj8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_81140404-a48c-48be-a3a6-59412bcf12f5.jpg?v=1571438962 6BK5 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/6br8a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5959b343-7d7d-49cb-9f88-27ce9c97be8a.jpg?v=1571438962 6BR8A GE/Sylvania NOS (8 in stock) (also see 6FV8) https://tubeworldexpress.com/products/6bs3a-syl 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9b37a7ce-6e9e-4248-8cf4-399bf170e8dc.jpg?v=1571438962 6BS3A Sylvania NOS (1 in stock) https://tubeworldexpress.com/products/copy-of-6bs3a-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bu8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bu8.jpg?v=1571438963 6BU8 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/copy-of-6bu8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bv8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bv8.jpg?v=1571438963 6BV8 GE NOS (0 in stock) https://tubeworldexpress.com/products/6bv11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ef4130ad-a39b-442b-add3-5dc0f8d71e50.jpg?v=1571438963 6BV11 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-6bw4-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bw7.jpg?v=1571438963 6BW7 International NOS https://tubeworldexpress.com/products/copy-of-6bw7-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6bw11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3d80f018-d108-46ed-ad95-7594ffa55a1f.jpg?v=1571438963 6BW11 NOS (15 in stock) https://tubeworldexpress.com/products/6bx4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6by5g-and-6by5ga 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6by6.jpg?v=1571438963 6BY6 US Brands NOS (40 in stock) https://tubeworldexpress.com/products/6by8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6by8.jpg?v=1571438963 6BY8 US Brands NOS (12 in stock) https://tubeworldexpress.com/products/6c7-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6c33c-b-russian 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6c33c-b-russian 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6cb5a-rca-nos-2-in-stock-108ma-and-104ma-tested-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cb6a.jpg?v=1571438963 6CB6A US Brands NOS (50 in stock) https://tubeworldexpress.com/products/copy-of-6cb6a-nos-100-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cb6au.jpg?v=1571438963 6CB6A used/good (70 in stock) https://tubeworldexpress.com/products/copy-of-6cb6a-used-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cd61.jpg?v=1571438963 6CD6G CBS rebranded Zalytron NOS 1957 (67ma) https://tubeworldexpress.com/products/6cd6ga 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cd6garca.jpg?v=1571438963 6CD6GA US Brands NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-6cd6g-used-good-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ce5-6bc5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ce3-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ce3.jpg?v=1571438964 6CE3=6CD3 Sylvania NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-6cg3-6bw3-nos-7-in-stock-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ch8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b04944a1-f10c-4a10-9d68-bddfd1f35bdf.jpg?v=1571438964 6CH8 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-6ch8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6cl3-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6f8f7c64-d6b2-4e28-901d-5ea3641557e6.jpg?v=1572729532 6CL3=6CK3 GE NOS (7 in stock) https://tubeworldexpress.com/products/6cl5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cl5.jpg?v=1571438964 6CL5 Sylvania rebranded International NOS 1956 (0 in stock) https://tubeworldexpress.com/products/6cl6-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c821d41b-14eb-49a2-b33b-60e93f89feb7.jpg?v=1571438964 6CL6 US Brands used/good (8 in stock) https://tubeworldexpress.com/products/6cl8a-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_07940b19-51c5-4723-bb9f-3749bce4916c.jpg?v=1571438964 6CL8A GE NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-6cl8a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cm3p1.jpg?v=1571438964 6CM3 GE NOS 1960's (1 pair) https://tubeworldexpress.com/products/copy-of-6cm6-nos-15-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b3a87f9c-6a52-47c2-b3a8-6081fc12fc5c.jpg?v=1609969361 6CM6 US Brands used/good (6 in stock) https://tubeworldexpress.com/products/6cm8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cm8.jpg?v=1571438964 6CM8 NOS (5 in stock) https://tubeworldexpress.com/products/el38-mullard 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el38.jpg?v=1571438964 EL38 Mullard like new 1965 (122ma) (tested on Amplitrex) https://tubeworldexpress.com/products/6cn7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ef92-haltron-by-mullard-england-used-good-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_4ab581ca-cf5c-4317-9a09-4c6024f894f4.jpg?v=1770766373 (PAIR) 6CQ6=EF92 Haltron by Mullard England used/good 1956 (88/60 and 85/60) https://tubeworldexpress.com/products/copy-of-6cq6-ef92-haltron-by-mullard-england-used-good-1960s-1-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6cr6.jpg?v=1571438964 6CR6 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-6cr6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6cu5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c12f75c2-45ca-485a-bc7e-a39804869d9c.jpg?v=1571438964 6CU6 Sylvania black plate NOS (55ma) https://tubeworldexpress.com/products/copy-of-6cu6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_df8fd270-e1bb-4711-a801-6b7967c74756.jpg?v=1571438964 6CU8 US Brands (15 in stock) https://tubeworldexpress.com/products/6cw4-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/el86-toshp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_afc8a88d-d718-44c7-acff-1a79e2c39f77.jpg?v=1766647166 (!!) (PAIR) EL86 GE Japan by Toshiba 1976 era (64ma and 63ma) https://tubeworldexpress.com/products/6cx8-us-brands-nos-14-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ebb55070-14a4-4a3b-b936-c0239afbb8fd.jpg?v=1629292673 6CX8 US Brands NOS (14 in stock) https://tubeworldexpress.com/products/6de6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5f154a44-f611-4aa7-87d0-05cc886b1704.jpg?v=1571438964 6DE6 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/copy-of-6de6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6df6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-best-5751-value-5751-rca-black-plates-triple-mica-d-getter-like-new-1957-gm-1610-1620-1-section-balance 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0d61c282-bc08-4ce8-8586-178bdcdf2ee4.jpg?v=1571438964 (!) (slightly microphonic) 5751 Sylvania rebranded RCA black plates triple mica "D" getter used/good 1950's (2.0ma/2.2ma) https://tubeworldexpress.com/products/copy-of-ec88-6dl4-amperex-germany-nos-1972-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/e88c1.jpg?v=1571438964 E88C=6DL4=6522 Siemens Germany NOS 1978 (12ma) https://tubeworldexpress.com/products/copy-of-best-single-ec88-telefunken-diamond-bottom-gold-pins-nos-1960s-22ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ec8865.jpg?v=1571438964 EC88 Siemens Germany gold pins NOS 1965 (14ma) https://tubeworldexpress.com/products/ec88-6dl4-united-france-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ec88p1.jpg?v=1571438965 EC88=6DL4 United France NOS/70-75% (1 pair) https://tubeworldexpress.com/products/copy-of-e88c-siemens-halske-nos-1967-17-5ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ec881.jpg?v=1571438965 E88C Siemens Halske rebranded RCA Germany NOS 1968 (11.5ma) https://tubeworldexpress.com/products/e88c-siemens-halske-rebranded-rca-germany-nos-1968 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ec882.jpg?v=1571438965 E88C Siemens Halske rebranded RCA Germany NOS 1968 (14ma) https://tubeworldexpress.com/products/copy-of-6dn3-6cm3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6dn6-6cd6ga-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6dq6-zenith-by-tungsol-used-good-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6b211f9b-ff69-43ff-baaf-ee50256c97b4.jpg?v=1571438965 6DQ6A Super Radiotron Australia NOS (69ma) https://tubeworldexpress.com/products/copy-of-6ds4-ge-rebranded-admiral-nos-1966-1968-1-pair-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6dt5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3cbb8d51-5073-4574-adc0-4b61be840506.jpg?v=1571438965 6DT5 US Brands NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-6dt5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6dt3-6dq3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6dw4b-6cj3-japan-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_5432b367-e00f-4bab-86b8-2bac6b8af8f9.jpg?v=1736552382 (!) (Good Value Pair) 6DW4B Raytheon Japan like new and Westinghouse NOS 1960's (82-83/60) https://tubeworldexpress.com/products/6dw5-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dw5.jpg?v=1571438965 6DW5 RCA NOS 1966 (sold out) https://tubeworldexpress.com/products/copy-of-6dw5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dv4.jpg?v=1571438965 6DV4 GE nuvistor NOS (5 in stock) https://tubeworldexpress.com/products/copy-of-6dv4-nuvistor-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6dx4.jpg?v=1571438965 6DX4 Westinghouse NOS 1966 https://tubeworldexpress.com/products/copy-of-6dz4-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6dy7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/13fm7-15fm7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/13FM7.jpg?v=1571438965 13FM7=15FM7 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-13fm7-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/13gf7a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/13GF7A.jpg?v=1571438965 13GF7A NOS (15 in stock) https://tubeworldexpress.com/products/copy-of-13gf7a-nos-15-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-13j10-13z10-nos-12-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-13jz8-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-14f8-nos-1-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14gt8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_78f059bb-69e7-42db-bac0-b396db9f681c.jpg?v=1571438965 14GT8/14JG8 US Brands NOS (1 in stock) https://tubeworldexpress.com/products/14h7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/14h7.jpg?v=1571438966 14H7 Hytron NOS (2 in stock) https://tubeworldexpress.com/products/14j7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14k7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14l7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_65418aa2-6ca8-4dd7-b5b9-ed1b2372ca3d.jpg?v=1571438966 14L7=UBC41 Valvo by Mullard NOS 1962 (3 in stock) https://tubeworldexpress.com/products/14n7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14q7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14r7-zenith-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/14r7.jpg?v=1571438966 14R7 Zenith by Sylvania NOS 1940's (96/60) https://tubeworldexpress.com/products/14s7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6b7fa56a-decb-4c4a-a3b2-6d342951a815.jpg?v=1684459539 14S7 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/14w7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14x7 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/14y4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/vf14-telefunken-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-vf14-or-vf14m-telefunken-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-15-zenith-engraved-base-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-15e-eimac 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-15a6-pl83 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/15bd11a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17av5a-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_053b832f-a8ab-456a-bd8f-45741b649dca.jpg?v=1706750538 17AV5A NOS (3 in stock) https://tubeworldexpress.com/products/17ax3-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_09279d90-8133-4ded-9932-f10d130d658f.jpg?v=1706748190 17AX3 GE branded Raytheon NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-17ax4gtb-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-17be3-17bz3-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17ck3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17dq6b-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-17dq6b-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17ew8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ed19ab09-f8ad-46b9-a7a0-865a431a8aae.jpg?v=1571438966 17EW8=HCC85 NOS (0 in stock) https://tubeworldexpress.com/products/17ge5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d73ddf12-e9de-4847-b0cd-c01ec2b40806.jpg?v=1654533763 17GE5 US Brands (6 in stock) https://tubeworldexpress.com/products/17gj5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-17gj5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17gv5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-17gv5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17jb6-philco 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17jf6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_56415481-4186-4bc7-9881-2deb75c031ed.jpg?v=1571438966 17JF6 Lindal Japan NOS (1 in stock) https://tubeworldexpress.com/products/17jm6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_cba8d7c2-daba-4335-93aa-a451ba46684b.jpg?v=1571438966 17JM6 and 17JM6A NOS (10 in stock) https://tubeworldexpress.com/products/17jn6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3f6a4aae-f51d-4dfb-a457-7ed836dcc4d1.jpg?v=1571438966 17JN6 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/17jt6a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17kv6a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/22-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/18a5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/18a5.jpg?v=1571438966 18A5 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/18fw6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/18FW6.jpg?v=1571438966 18FW6 and 18FW6A US Brands and Japan NOS (0 in stock) https://tubeworldexpress.com/products/copy-of-18fx6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/18FY6A.jpg?v=1571438966 18FY6A RCA branded Lafayette NOS (10 in stock) https://tubeworldexpress.com/products/18gd6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/18GD6.jpg?v=1571438966 18GD6=18FW6 RCA branded Realistic Lifetime NOS https://tubeworldexpress.com/products/19au4gta 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_13c8c725-973e-493d-b9be-8510ca7be8e9.jpg?v=1646164696 19AU4GTA Mixed Brands NOS (20 in stock) (rectifier) https://tubeworldexpress.com/products/19bg6g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_debbcf33-e5d2-4348-8b51-d04d595315de.jpg?v=1646164367 19BG6G RCA NOS (0 in stock) https://tubeworldexpress.com/products/19d8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_311c6f2d-c9b3-411e-87fb-c6677b04bdb4.jpg?v=1571438967 19D8=UCH81 European Brands NOS (4 in stock) https://tubeworldexpress.com/products/19dk3 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/19gk8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/19fx5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-19hv8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/19j649.jpg?v=1571438967 19J6 RCA Victor NOS 1949 https://tubeworldexpress.com/products/19x8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/19y3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6b2b3e91-2568-48c1-8875-8ffb0ba3341e.jpg?v=1646164128 19Y3=PY82 Brimar UK NOS (4 in stock) (rectifier) https://tubeworldexpress.com/products/ux-120-rca-low-output 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3_82faa8ab-8644-4930-bf0f-5f04ab36a72c.jpg?v=1678564364 UX-120 Radiotron used/tests 35% (low Gm=100) (display tube) https://tubeworldexpress.com/products/20aq3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_1f1da347-5c14-48e3-9dde-c073038343c6.jpg?v=1646149046 20AQ3=LY88 Motorola Golden Premium Rated Japan NOS 1970's (8 in stock) https://tubeworldexpress.com/products/t-20-taylor 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/t20.jpg?v=1571438967 T-20 Taylor Balloon used/like new 1940's https://tubeworldexpress.com/products/copy-of-t-20-taylor-balloon-usd-like-new-in-white-box 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/tuf20.jpg?v=1571438967 TUF-20 Taylor NOS brown base NOS https://tubeworldexpress.com/products/21hb5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_67329d32-6363-4d89-9c30-a99edeac91b4.jpg?v=1706566767 21HB5=21HB5A US Brands NOS (8 in stock) https://tubeworldexpress.com/products/21jv6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d0813119-e7af-4b05-b77b-bb386dce0f8f.jpg?v=1645458037 21JV6 NOS (1 in stock) https://tubeworldexpress.com/products/21lu8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_dd09dd05-c8c8-4cac-b61c-3caefe5ab159.jpg?v=1706831125 21LU8 Mixed Brands NOS (8 in stock) https://tubeworldexpress.com/products/21my8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e7340942-0a7e-4875-92ad-ebc1a46d785c.jpg?v=1706830967 21MY8 Dumont Japan NOS (4 in stock) https://tubeworldexpress.com/products/21jz6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/22km6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-22km6-22jf6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/rk23_b2820135-21ad-4c82-b008-f2b820104aad.jpg?v=1571438967 RK-23 Raytheon 4-Pillar NOS 1940's reboxed https://tubeworldexpress.com/products/23js6a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_be688a36-cf28-48c5-93bb-ff343351bdd3.jpg?v=1646147056 23JS6A Sylvania NOS (1 in stock) https://tubeworldexpress.com/products/23z9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/23z9.jpg?v=1571438967 23Z9 US Brands NOS (25 in stock) (10 for $35) https://tubeworldexpress.com/products/25f5-dumont 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_317a7cf1-574c-403e-883e-1cdec838fe9c.jpg?v=1692765719 25F5 Dumont by Sylvania NOS (3 in stock) https://tubeworldexpress.com/products/25w4gt-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/25w4.jpg?v=1571438967 25W4GT US Brands (20 in stock) (half-wave rectifier) https://tubeworldexpress.com/products/25w6gt-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/25w6.jpg?v=1571438967 25W6GT US Brands NOS (3 in stock) https://tubeworldexpress.com/products/25z5-sylvania-used-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9818db41-00a2-42a6-b61a-efe07c452891.jpg?v=1666193008 25Z5 Sylvania used/tests like new 1940's (53/40 and 54/40) https://tubeworldexpress.com/products/26lw6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4c79bf3b-a6ed-4916-bc02-0529b1386178.jpg?v=1624297756 26LW6 Sylvania branded RCA NOS (1 in stock) https://tubeworldexpress.com/products/30kd6-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/30kd6.jpg?v=1571438967 30KD6 Sylvania NOS (0 in stock) https://tubeworldexpress.com/products/31lq6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/31lq6.jpg?v=1571438967 31LQ6 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/32l7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/32l7gt.jpg?v=1571438967 32L7GT US Brands NOS (9 in stock) https://tubeworldexpress.com/products/33-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/33ball_90419bc4-835f-4531-a4b7-eb01ecc776d2.jpg?v=1571438967 33 Sylvania balloon used/strong very good condition 1930 era (52/36) https://tubeworldexpress.com/products/copy-of-33-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a7a117f3-3da0-432e-b9b8-81d21928b953.jpg?v=1571438967 33GY7A NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-33gy7a-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-34-rca-cunningham-engraved-like-new 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/35d5 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/35eh5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5b22ee48-f613-42df-8424-fbc120a3333f.jpg?v=1571438968 35EH5 US Brands NOS (3 in stock) https://tubeworldexpress.com/products/copy-of-35eh5-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7f2ba1a5-9126-4184-baf1-79a790e34729.jpg?v=1571438968 35HB8 Dumont by GE NOS (5 in stock) https://tubeworldexpress.com/products/copy-of-36-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/36am3b-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/36am3.jpg?v=1571438968 36AM3B US Brands and Japan NOS (18 in stock) https://tubeworldexpress.com/products/32-ken-rad 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/32kr.jpg?v=1571438968 32 Ken Rad NOS 1950 era (24/16) https://tubeworldexpress.com/products/34-ts 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/34.jpg?v=1571438968 34 Tungsol NOS 1946 https://tubeworldexpress.com/products/35z3-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/35z3.jpg?v=1571438968 35Z3 US Brands NOS (13 in stock) (4 for $18) https://tubeworldexpress.com/products/copy-of-38-us-brands-nos-17-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-38he7-38hk7-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/42ec4a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6ee70d82-93b3-4679-ab51-096e2f38c12e.jpg?v=1647040673 42EC4A=PY500 NOS (6 in stock) (BOOSTER DIODE) https://tubeworldexpress.com/products/45z3-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-45z3-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/45z5.jpg?v=1571438968 45Z5GT Raytheon NOS crack in metal base https://tubeworldexpress.com/products/copy-of-53-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/53hk7 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d0922375-d447-446a-b1c5-ab651bfe7beb.jpg?v=1648065880 53HK7 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/5aq5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5aq5.jpg?v=1571438968 5AQ5 US and Japan Brands NOS (sub for 6AQ5) (8 in stock) https://tubeworldexpress.com/products/5as8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-5as8-nos-sub-for-6as8-30-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-5at8-nos-sub-for-6at8-30-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6av5gt-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b53c34b1-9b99-42e8-9c2f-ea9f47c4b90c.jpg?v=1682796687 6AV5GT Sylvania NOS (0 in stock) https://tubeworldexpress.com/products/6ad7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ad7.jpg?v=1571438968 6AD7G US Brands NOS (1 in stock) https://tubeworldexpress.com/products/6ae5gt-ken-rad 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_18686ee8-32e1-45e3-9568-ffa97ebd7e61.jpg?v=1705613869 6AE5GT Tungsol branded Ken Rad NOS 1940's (9.0ma) https://tubeworldexpress.com/products/6af7g 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6af7g.jpg?v=1571438968 6AF7G European made tuning eye tubes used/good (sold out) https://tubeworldexpress.com/products/6af9 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6af9.jpg?v=1571438968 6AF9 US Brands NOS (20 in stock) https://tubeworldexpress.com/products/6af11-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6af11.jpg?v=1571438968 6AF11 US Brands NOS (15 in stock) https://tubeworldexpress.com/products/copy-of-6ag5-used-good-20-in-stock-tested-on-amplitrex-at1000 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ag9 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ag9-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ah6-and-6ah6wa-nos-70-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ah7.jpg?v=1571438968 6AH7GT Ken Rad NOS https://tubeworldexpress.com/products/6aj5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6aj5.jpg?v=1571438968 6AJ5 NOS (2 in stock) https://tubeworldexpress.com/products/6ak4-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ak10 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ak10.jpg?v=1571438969 6AK10 GE NOS (5 in stock) https://tubeworldexpress.com/products/6al5-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6al11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9994717a-1dcc-490d-afb2-17a3c603b25d.jpg?v=1571438969 6AL11 US Brands NOS (10 in stock) https://tubeworldexpress.com/products/6am4 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6am4-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6an4-rca 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6an5-v1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6au4gt-gta-black-base-us-brands-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6b255a9c-4886-4079-be46-0b3f980a8ffe.jpg?v=1659771024 6AU4GT/GTA US Brands used (0 in stock) https://tubeworldexpress.com/products/copy-of-6au5gt-sylvania-black-plates-nos-1970-1-pair-1 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6av6-used-good-some-test-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_012ce0b2-c977-44aa-9f64-dadb8826d637.jpg?v=1571438969 6AV6 US Brands and Japan used/good (4 in stock) https://tubeworldexpress.com/products/copy-of-6ax5gt-rca-black-plates-used-like-new-1955-1956-2-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6ax8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ay11ge.jpg?v=1571438969 6AY11 GE NOS (0 in stock) https://tubeworldexpress.com/products/6az5-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7d929c48-8044-460a-a99e-766a0529df72.jpg?v=1668206685 6AZ5 Sylvania NOS (5 in stock) https://tubeworldexpress.com/products/6az8-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_56b2ce3d-c1a0-4242-8a74-511558506893.jpg?v=1739917356 6AZ8 RCA NOS (1 in stock) https://tubeworldexpress.com/products/8bq5-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8fq7-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4b38f139-707a-4d03-a602-5dc23f3ef87c.jpg?v=1671496847 (!!) (1 PAIR) 8FQ7/8CG7 GE NOS (6.0/6.1ma and 5.8/6.0ma) https://tubeworldexpress.com/products/12ah7gt 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/2_7fc46652-251a-45ae-8614-5ac5461ce3b4.jpg?v=1635349523 12AH7GT US Brands NOS (8 in stock) https://tubeworldexpress.com/products/12aj6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a4afaac0-1583-4b14-a233-09cc5292d83b.jpg?v=1571438969 12AJ6 RCA branded CBS NOS 1960's (10 in stock) https://tubeworldexpress.com/products/12am8 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12av5ga 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12av5ga-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12b8gt-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12bd6-ray 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_1c662343-3ba9-4fe4-ac48-d7c7ee5a0308.jpg?v=1770740178 12BD6 Raytheon NOS (6 in stock) https://tubeworldexpress.com/products/copy-of-12bl6-used-good 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12bv7-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d9f10794-ddc3-45c1-93d3-d3c8c98c4194.jpg?v=1704956842 12BV7=12BY7A Tungsol NOS 1960 era (35ma) https://tubeworldexpress.com/products/12d4-rp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_b5d2108d-806e-4091-86f8-bb930dd97ddd.jpg?v=1771170420 (!) (BEST PAIR) 12D4 RCA black plate NOS 1960's (52/40 and 52/40) https://tubeworldexpress.com/products/12db5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_683ddf44-59c7-4ca4-a953-caeb2a9216c3.jpg?v=1571438969 12DB5 US Brands NOS (6 in stock) https://tubeworldexpress.com/products/12dq6-ge-nos-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d74cbb62-a35e-4582-a28b-bb5e51363e45.jpg?v=1684300903 12DQ6 GE NOS 1958 (98ma) https://tubeworldexpress.com/products/copy-of-12dq6-us-brands-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12dq7-rca-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12em6 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12em6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12f5gt-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12fq8-wurlitzer-by-rca-gray-plates-used-good-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_cd7702f7-745c-4d87-bea1-893cc2c79106.jpg?v=1572291686 12FQ8 Wurlitzer by RCA gray plates used/good 1964 (28 in stock) https://tubeworldexpress.com/products/copy-of-12fq8-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12fr8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12fx8a-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_745f75cd-62d9-4e84-ac5c-5bb0db991718.jpg?v=1591111358 12GB3 JAPAN NOS (0 in stock) https://tubeworldexpress.com/products/12sk7gt-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3_fd3a9108-b369-4fc6-ae1e-8513c412f978.jpg?v=1571438969 12SK7GT Tungsol used/tests like new 1940's, 50% of base is rusted/tarnished (8.6ma) https://tubeworldexpress.com/products/copy-of-12sx7gt-rca-nos-1947-9-2-10ma 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-12t10-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12w6gt-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/el12-telefunken-used-good 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el12.jpg?v=1571438970 EL12 Telefunken used/tests like new 1951 (74ma) https://tubeworldexpress.com/products/6cs6-mullard-branded-valvo 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_61f9c778-e1a6-4085-a658-58daa5c3f94a.jpg?v=1571438970 EH90=6CS6 Valvo by Mullard UK NOS 1964-1965 (3 in stock) https://tubeworldexpress.com/products/copy-of-3a-western-electric-photocell-nos-in-original-box-with-3a-data-sheet-tested-1939-on-box 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-3a-western-electric-photocell-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3cet.jpg?v=1571438970 CE-3-C Cetron Photocell = 3A Western Electric used https://tubeworldexpress.com/products/copy-of-ce-3-c-cetron-photocell-3a-western-electric-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7a.jpg?v=1571438970 7A WE NOS Phototube in original WE box for 35MM Projector (getter halo cup is loose at bottom of tube) https://tubeworldexpress.com/products/1b23-western-electric-spark-gap-switch-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1b23aa.jpg?v=1571438970 1B23 Western Electric Spark Gap Switch NOS (7 in stock) https://tubeworldexpress.com/products/copy-of-3b24-western-electric-engraved-base-1930s-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/3b241.jpg?v=1571438970 3B24W Raytheon NOS 1940's (57/40) https://tubeworldexpress.com/products/101d-western-electric-tennis-ball-pair-1920s-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/101dpair1a.jpg?v=1571438970 101D Western Electric Tennis Ball 1920's test like new (7.8ma and 8.4ma) (sold out) https://tubeworldexpress.com/products/11b-12a-12b-13c-13l-14a-western-electric-ballast-tubes-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-11b-12a-12b-13c-13l-14a-western-electric-ballast-tubes-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b7f51fbd-3117-488d-b5aa-e98438819559.jpg?v=1729962574 124A Western Electric Ballast NOS ballast https://tubeworldexpress.com/products/12bz7-rca-nos-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3634e49a-f936-4ef5-8c0b-da711699b715.jpg?v=1646514064 (!!!) (Recommended Pair) 12BZ7 RCA NOS 1964 and 1968 (1.8/1.8ma and 1.8/1.9ma) https://tubeworldexpress.com/products/1614-rca-nos-1957-50ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_2c805784-2fea-4c02-862f-3d3e26f52aff.jpg?v=1607533783 1614 RCA NOS 1957 (58ma) https://tubeworldexpress.com/products/jan-12at7wc-sylvania-black-plates-nos-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12at7wcs.jpg?v=1571438971 (Best 12AT7 Value) JAN-12AT7WC Sylvania black plates NOS 1970's - 1982 (13 in stock) https://tubeworldexpress.com/products/6sl7gt-tsv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_6cbdbc77-3988-449b-a23a-d6a85520f443.jpg?v=1765911648 (!!) (Best Tungsol #1) 6SL7GT Tungsol gray ribbed plates NOS 1950's (2.3/2.5ma) (Same Gm) https://tubeworldexpress.com/products/el84-zenith-holland-d-getter-used-very-good-1958 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a1217a7f-7f38-494c-982e-da451c6aeb3c.jpg?v=1614193713 (!!) (Good Value Single) EL84 Zenith Holland "D" getter used/very good 1958 (41ma) https://tubeworldexpress.com/products/el84-mull56 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_82f14095-a37a-4541-b4cd-74830805051c.jpg?v=1761149303 (!!!) (Single) EL84 Mullard UK "D" getter used 1956 (36ma) https://tubeworldexpress.com/products/copy-of-el84-miniwatt-holland-nos-rx4-delta1c-1961-40ma-strong-ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el8470.jpg?v=1571438971 EL84 Philips Holland NOS 1970 (42ma) https://tubeworldexpress.com/products/ez80-6v4-telefunken-germany-bottom-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_77c46c2d-a8bc-4e08-b14b-12f9dc37ed40.jpg?v=1758338447 (!!!) (Best Single) EZ80=6V4 Telefunken Germany <> bottom NOS 1969 (60/40 and 62/40) (rare) https://tubeworldexpress.com/products/6f8g-gev1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_c33cefb1-b91a-45b8-b46c-64b802b476cc.jpg?v=1752040836 6F8G GE parallel plates NOS 1940's (8.0ma and 8.4ma) https://tubeworldexpress.com/products/6mf8-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6mb8s.jpg?v=1571438971 6MF8 Sylvania NOS (6 in stock) https://tubeworldexpress.com/products/338a-we-1956 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_aa01b897-94bf-4703-99f5-dd98173fb9d1.jpg?v=1703264063 338A Western Electric NOS 1956 https://tubeworldexpress.com/products/423c-we-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d84741f3-58f0-420a-a07e-20b6bb529715.jpg?v=1698863657 423C WE NOS 1970-1981 (60 in stock) https://tubeworldexpress.com/products/copy-of-423c-we-nos-1970-1981-60-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/427a-western-electric-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/427a.jpg?v=1571438972 427A Western Electric NOS 1950's - 1980 (22 in stock) (voltage regulator) https://tubeworldexpress.com/products/416b-6280-we-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ca4-rca-nos-v6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6a84bffd-4b83-485f-8837-e79110ef990e.jpg?v=1725946288 6CA4 RCA NOS 1961-1962 (50/40 and 50/40) https://tubeworldexpress.com/products/393a-western-electric-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_432e78a7-5096-40a7-b7ab-0a1f38347876.jpg?v=1758338267 (!!) (Best Overall Single) 393A Western Electric like new 1940's https://tubeworldexpress.com/products/283a-we-meshplate-used-50-output-1947 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/283au.jpg?v=1571438972 283A WE meshplate used/50% output 1947 https://tubeworldexpress.com/products/copy-of-311b-we-used-good-faded-getters-1964-1967-1-pair-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/311busedp1.jpg?v=1571438972 (!!) (Good Value Pair) 311B WE used/good, faded getters 1960 and 1967 (28ma and 33ma) https://tubeworldexpress.com/products/copy-of-best-single-ez81-mullard-rebranded-philips-o-getter-halo-nos-around-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8e50b29c-f2cd-445a-aa30-b6ba6bc4f26f.jpg?v=1758562753 (!!!) (BEST Single 1964) EZ81 Mullard UK rebranded Philips Miniwatt NOS 1964 (56/40 and 56/40) 1% section balance https://tubeworldexpress.com/products/5755-420a-we-clear-top-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b93db191-b9bf-4d92-9c1e-c17f02d51c12.jpg?v=1762445655 (!!!) (Best Single) 5755=420A Western Electric clear top NOS 1958 (2.0ma/2.1ma) https://tubeworldexpress.com/products/6bx7gt-cbs-nos-1959 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/c1.jpg?v=1571438973 6BX7GT CBS NOS 1959 (53ma/73ma) https://tubeworldexpress.com/products/el2-dario-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-6y6gt-ge-nos-original-boxes-1960s-85ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6y6gtrca.jpg?v=1571438973 6Y6GT RCA NOS 1964 (66ma) https://tubeworldexpress.com/products/6sg7-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_784f5312-554c-49f3-bbe4-1a81e7cd75c3.jpg?v=1571438973 6SG7 RCA metal can NOS 1960-1961 (4 in stock) https://tubeworldexpress.com/products/1n4002-diode-nos-10-for-2-50 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/in4002.jpg?v=1571438973 1N4002 diode NOS (10 for $2.50) https://tubeworldexpress.com/products/448a-western-electric-tipped-top-1965-pair-1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_32d33086-51df-491d-9d70-46e697b90219.jpg?v=1751813087 (!!!) (Best Pair #3) 448A Western Electric tipped top used/strong 1965 (30ma and 32ma) (Matched on Amplitrex) https://tubeworldexpress.com/products/6as7ga-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_85412e00-e566-4f72-801e-dacad46a3797.jpg?v=1679551523 6AS7GA Sylvania metal base NOS 1960's (77/87ma) https://tubeworldexpress.com/products/copy-of-25-475-10-475-20-50-mallory-fp-cap-nos-1-diameter-x-3-h-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/FP454.4.jpg?v=1571438975 10uf/475V, 130/350, 20/350, 10/350 Mallory Canada FP cap NOS 1.375" diameter x 3.5" H (FP454.4) https://tubeworldexpress.com/products/copy-of-10uf-475v-130-350-20-350-10-350-mallory-canada-fp-cap-nos-1-375-diameter-x-3-5-h-fp454-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/FP460.jpg?v=1571438975 80uf/475V, 4/450, 4/450, 4/450 Mallory FP cap NOS 1.375" diameter x 3.5" H (FP460) https://tubeworldexpress.com/products/6085-hollp1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_55dfd70e-5fd6-4b2b-8fec-54d39e8389b9.jpg?v=1770158642 (!!!!) (Best Pair #1) E80CC=6085 Philips and RTC Holland gold pins NOS 1961-1972 (6.3/6.8ma and 6.1/6.9ma) 1-3% matched https://tubeworldexpress.com/products/7g7-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7g7h.jpg?v=1571438975 7G7=1232 Hytron like new 1957 (94/50) https://tubeworldexpress.com/products/copy-of-6y6g-sylvania-rebranded-raytheon-coated-glass-used-60-1953-single-25ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_cdc6a2fc-4805-4853-9636-433036ed3333.jpg?v=1571438975 6Y6G GE used/good/75% 1958 (46ma) tested on amplitrex (high Gm) https://tubeworldexpress.com/products/copy-of-6y6g-ge-used-good-75-1958-46ma-tested-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b06a6700-eb4f-4f0a-8e2b-cf5bd8c2e1fa.jpg?v=1571438975 6Y6G National Union coated glass used/good/75% 1952 (46ma) tested on amplitrex https://tubeworldexpress.com/products/copy-of-6y6g-national-union-coated-glass-used-good-75-1952-46ma-tested-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b0603481-b943-48a9-925f-68460d905ac4.jpg?v=1571438975 JAN-CRC-6Y6G=VT-168A RCA coated glass used/good/70% early 1940's (42.5ma) tested on amplitrex https://tubeworldexpress.com/products/copy-of-jan-crc-6y6g-vt-168a-rca-coated-glass-used-good-70-early-1940s-42-5ma-tested-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_86275dd4-16bb-4054-a8b0-984b82c9dc40.jpg?v=1571438975 6Y6G Arcturus by Tungsol coated glass used/good/70% 1940's (43ma) tested on amplitrex https://tubeworldexpress.com/products/2a5-syl-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_b8e28323-1ebd-4020-a681-0fbb1e636c84.jpg?v=1718047700 2A5 Sylvania used/good 1947 (80/50) https://tubeworldexpress.com/products/80-rca-victor-1948-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0285f636-d15e-4c89-893e-699868acd89c.jpg?v=1578289193 (!!!) 80 RCA Victor NOS 1948 (56/40 and 58/40) https://tubeworldexpress.com/products/6dn7-ge-branded-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_aaafedcc-5f97-4662-a5c4-43c9d9778ede.jpg?v=1573669834 (!!) (BEST SINGLE) 6DN7 GE branded RCA NOS 1960's (64ma and 7.2ma) https://tubeworldexpress.com/products/5687wb-ge-nos-rebranded-ck-5687wb-raytheon-black-plates-p11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8ff5d951-443f-4f05-a614-8c3d005cc4eb.jpg?v=1761087797 (!!!!) (BEST GE PAIR #3) 5687WB GE NOS rebranded CK-5687WB Raytheon black plates 1970's (Audio Note, Manley, Modwright) (35.8/37.5ma and 34.6/36.2ma) https://tubeworldexpress.com/products/6lq6-dumont 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3555ca0f-8eb8-44a7-bdc9-7d6d1f410f20.jpg?v=1728939501 6JE6C=6LQ6 Dumont Sylvania used/like new 1960's (104ma) https://tubeworldexpress.com/products/6je6-sylvania-used-like-new-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4a146af9-7dce-4fde-aee2-06c83c0b66bb.jpg?v=1648677584 6JE6 Sylvania used/like new 1960's (103ma) https://tubeworldexpress.com/products/6kg6a-el519-sylvania-ei-yugo-nos-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_82931a2d-7e44-4a9f-8b7b-f59be14d170e.jpg?v=1692236026 (Recommended Pair) 6KG6A=EL509=EL519 Sylvania made by EI-Yugoslavia NOS (143ma and 149ma) https://tubeworldexpress.com/products/6146b-raytheon-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6146bu116.jpg?v=1571438977 CK-6146B Raytheon used/tests like new 1971 (116ma) https://tubeworldexpress.com/products/6146b-ge-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6146bu84.jpg?v=1571438977 6146B GE Amperex used/good 1979 (84ma) https://tubeworldexpress.com/products/copy-of-6146-tungsol-nos-1971-83ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6146ad.jpg?v=1571438977 QE05/40=6146 Adzam France NOS 1960's (80ma) https://tubeworldexpress.com/products/el84-mullard-used-good-1963 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0fe03243-25bc-4dfc-89f5-80af0f9358bd.jpg?v=1702681816 (!!!) (Best Value Single) EL84 Mullard England used/good 1963 (45.8ma) https://tubeworldexpress.com/products/8965-eimac 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8965seal.jpg?v=1571438977 8965 Eimac NOS hermetically sealed https://tubeworldexpress.com/products/5755-420a-we-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_24b21984-f70d-430b-a1fa-7defd3759821.jpg?v=1761257602 (!!!) (Single) 5755=420A Western Electric clear top tests like new 1952 (1.6ma/1.7ma) https://tubeworldexpress.com/products/copy-of-100uf-500v-4uf-500v-4uf-500v-200uf-25vdc-cornell-nos-3-5h-x-1-375-dia-dd0685 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/DD0685A.jpg?v=1571438977 100uf/500V, 4uf/500V, 4uf/500V, 200uf/25VDC Cornell NOS 3.5"H x 1.375" dia (DD0685A) https://tubeworldexpress.com/products/6384-tungsol-used-good-1960s-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/76ma.jpg?v=1571438977 6384 Tungsol used/good 1960's (63.5ma) https://tubeworldexpress.com/products/copy-of-6384-tungsol-used-good-1960s-76ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/638472ts.jpg?v=1571438977 (!) JAN-6384 Tungsol NOS 1972 (72ma) https://tubeworldexpress.com/products/ec92-siemens-halske-nos-rebranded-philips-miniwatt-1968-o-getter-halo 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3dbdff89-d94c-4567-a1be-b9a1ad601ced.jpg?v=1713218510 (!!) EC92 Siemens Halske NOS rebranded Philips Miniwatt 1968 "O" getter halo (6.8ma) https://tubeworldexpress.com/products/copy-of-416b-6280-we-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ab4-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a3469612-99de-48a9-be49-ae88a9f8de04.jpg?v=1691078092 6AB4 Tungsol NOS "D" getter 1950's (13.2ma) https://tubeworldexpress.com/products/ec92-6ab4-siemens-halske-nos-1969-p1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_533757b6-cb96-47d9-a51c-98aec9d8a220.jpg?v=1751313229 (!!!!) (Best Pair #2) EC92=6AB4 Siemens Halske NOS branded Philips 1967 (9ma and 9ma) https://tubeworldexpress.com/products/12b4a-s2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ef6eeb63-3146-4efe-a456-691554016dd0.jpg?v=1736023301 12B4A Sylvania NOS 1960's (33ma) https://tubeworldexpress.com/products/25ac5gt-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6lu8-international-servicemaster-korea-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6lu8int.jpg?v=1571438978 6LU8 International Servicemaster Korea NOS (4.6/50ma) https://tubeworldexpress.com/products/6lu8-ge-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0344bee1-ba8e-4fd6-ab5c-33a7fc4928f1.jpg?v=1734301306 (!) (Best Single) 6LU8 GE Admiral NOS 1971 (3.4/64.5ma) https://tubeworldexpress.com/products/6cb5a-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_bdafdf33-d8f4-41cc-859f-d3abd3e38f54.jpg?v=1644592118 6CB5A RCA NOS faded 1970 (113ma) https://tubeworldexpress.com/products/6lu8-ge-zenith 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6lu8zen.jpg?v=1571438978 6LU8 Zenith GE tests like new faded printing (2.4/51ma) https://tubeworldexpress.com/products/12x4-rca-d-nos-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_2c13966c-803e-415d-b615-37dee244ba5f.jpg?v=1689691926 12X4 RCA "D" getter NOS 1961 (47/40 and 48/40) https://tubeworldexpress.com/products/12x4-ts2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6e04fb5f-60b5-4750-80cd-639f8521f765.jpg?v=1753033322 12X4 Tungsol branded Dumont black plates "D" getter NOS 1963 (47/40 and 49/40) https://tubeworldexpress.com/products/copy-of-257a-western-electric-printed-base-nos-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/257a54.jpg?v=1571438979 257A Western Electric printed base NOS 1954 https://tubeworldexpress.com/products/6bk7b-philco-by-sylvania-nos-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bk7b132.jpg?v=1571438979 6BK7B Philco by Sylvania NOS 1960 (13.2ma/15.2ma) https://tubeworldexpress.com/products/6386-ge-branded-rca-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_a9c8c951-c6a9-4258-8df1-a184b6f2da73.jpg?v=1578288782 (!!!) (Best Single) 6386 GE branded RCA NOS 1968 (10.2/10.8ma) (sold out) https://tubeworldexpress.com/products/374a-western-electric-gray-plate-used-good-1966 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/374agray_699119f9-55c3-4c7b-b06d-2c7316250a1a.jpg?v=1571438979 374A Western Electric gray plate used/good 1960's (17.2ma) https://tubeworldexpress.com/products/374a-western-electric-gray-plate-used-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/374agray.jpg?v=1571438979 (!!) (#1 374A) 374A Western Electric gray plate used/test like new 1960's (21-25ma) (6 in stock) https://tubeworldexpress.com/products/1619-rca-nos-pair-6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_64d50a29-0a8d-4996-9ad9-06dcd90b9653.jpg?v=1693063741 (!!) (Good Value PAIR) 1619 RCA NOS 1942-1943 (44ma and 45.2ma) https://tubeworldexpress.com/products/6bn6-westinghouse-japan 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bn6j.jpg?v=1571438980 6BN6 Westinghouse JAPAN NOS 1970's (25 in stock) https://tubeworldexpress.com/products/copy-of-ecc808-6kx8-mullard-made-in-germany-by-valvo-nos-1969-same-date-codes-1-matched-1-3ma-x-4-sections-matched-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecc808v1_f485fbe4-b84b-4880-ab76-23933b2f0809.jpg?v=1571438980 (!) (BEST PAIR) ECC808=6KX8 Mullard Made in Germany by VALVO NOS 1969 same date codes (1.1/1.3ma and 1.2/1.1ma) https://tubeworldexpress.com/products/7995-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7995.jpg?v=1571438980 7995 Raytheon NOS 1981 (0 in stock) https://tubeworldexpress.com/products/7984-ge-nos-15-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7984.jpg?v=1571438980 7984 GE NOS (15 in stock) https://tubeworldexpress.com/products/zm1050-8453-amperex-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/zm10501.jpg?v=1571438980 ZM1050=8453 Amperex Globe Logo Holland NOS 1968 (0 in stock) https://tubeworldexpress.com/products/8003-rca-display-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8000rca.jpg?v=1571438980 8003 RCA 1940's (display tube does not work - open filament) https://tubeworldexpress.com/products/8458-amperex-usa-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8458.jpg?v=1571438980 8458 Amperex USA NOS (11 in stock) https://tubeworldexpress.com/products/copy-of-8458-amperex-usa-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8463.jpg?v=1571438980 8463 Amperex by Mullard NOS (2 in stock) https://tubeworldexpress.com/products/8445-amperex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8445.jpg?v=1571438980 8445 Tungsol Motorola NOS https://tubeworldexpress.com/products/copy-of-8445-tungsol-motorola-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8447.jpg?v=1571438980 8447 Tungsol Motorola NOS https://tubeworldexpress.com/products/copy-of-8447-tungsol-motorola-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8448.jpg?v=1571438981 8448 Tungsol Motorola NOS https://tubeworldexpress.com/products/8032-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8032.jpg?v=1571438981 8032 RCA NOS (2 in stock) https://tubeworldexpress.com/products/copy-of-8020-us-brands-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/802040.jpg?v=1571438981 8020 Amperex 1940's low hours/test like new (4 in stock) https://tubeworldexpress.com/products/5y4g-philco-by-sylvania-nos-1943 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_ddef5bfc-8c90-4b20-94ac-722dd4d1c5b4.jpg?v=1648562311 5Y4G Philco by Sylvania NOS 1943 (54/40 and 57/40) https://tubeworldexpress.com/products/5y4ga-rca-pair 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3bde1fe1-3cf5-4e47-ace3-8e1930b0b318.jpg?v=1648508668 (!!) (BEST PAIR) 5Y4GA RCA NOS 1969 same date codes (52-56/40 and 52-57/40) https://tubeworldexpress.com/products/1619-rca-nos-1952 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_dba23f12-f141-4cce-9a5d-d9901a0793f7.jpg?v=1693347416 (!!) (Recommended Pair) 1619 RCA NOS 1952 - 1960's (52ma and 53.6ma) https://tubeworldexpress.com/products/8084-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8084.jpg?v=1571438981 8084 NOS (8 in stock) https://tubeworldexpress.com/products/8136-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8136.jpg?v=1571438981 8136 GE NOS (1 in stock) https://tubeworldexpress.com/products/8102-ge-nos-20-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8102.jpg?v=1571438981 8102 GE NOS (20 in stock) https://tubeworldexpress.com/products/8552-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_fc85a80c-4889-405e-8693-6a7f544d1bb8.jpg?v=1733276144 8552 RCA Motorola NOS 1977 (130ma) https://tubeworldexpress.com/products/8560as-nos-1-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8906-ge-sealed-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8950-ge-nos-1967 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_08eef5dd-3383-466a-b0f3-c38879aec3c0.jpg?v=1667954580 8950 GE NOS 1967 (101ma) https://tubeworldexpress.com/products/8245-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8245.jpg?v=1571438982 8245 NOS https://tubeworldexpress.com/products/8298 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8298.jpg?v=1571438982 8298=6146B Motorola NOS (3 in stock) https://tubeworldexpress.com/products/8370-electronic-enterprises-hydrogen-thyratron-nos-1968 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7d26d259-3052-40ff-a888-7a843b4c4f5c.jpg?v=1628628215 8370 Electronic Enterprises Hydrogen Thyratron NOS 1968 sold as-is (23 in stock) https://tubeworldexpress.com/products/8580-amperex-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8580.jpg?v=1571438982 8580 Amperex NOS https://tubeworldexpress.com/products/8608-m11el-power-pentode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_eb3b94d6-9116-4246-af9a-88c336596df7.jpg?v=1695273988 8608=M11EL Amperex UK Power Pentode 1970-1971 https://tubeworldexpress.com/products/8643-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8643.jpg?v=1584561084 8643 Amperex USA 1972 branded GE 1973 NOS Gold Plated Pins in white box (1 in stock) https://tubeworldexpress.com/products/8745 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8745.jpg?v=1571438982 8745=7815R GE 1991 as-is https://tubeworldexpress.com/products/8322-dx362-4cx350f-power-tetrode 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/17241-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/17241.jpg?v=1571438982 17241 GE NOS https://tubeworldexpress.com/products/12680-beckman-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12680.jpg?v=1571438982 12680 Beckman NOS (sold out) https://tubeworldexpress.com/products/copy-of-8965-eimac-nos-hermetically-sealed 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8965_91486541-cbdc-480d-a12d-2f93005af6da.jpg?v=1571438982 8965 Eimac loose as-is https://tubeworldexpress.com/products/8416-amperex-usa-nos-1965 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8416p1.jpg?v=1571438982 (!) (sold out) 8416 Amperex PQ USA NOS 1965-1967 https://tubeworldexpress.com/products/copy-of-8068-ge-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8068ln.jpg?v=1571438982 8068 GE low hours/test like new 1960's (42.2ma) https://tubeworldexpress.com/products/8056-used-tests-like-new-1949 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/8058-rca-nuvistor-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/8058.jpg?v=1571438982 8058 RCA Nuvistor NOS (2 in stock) https://tubeworldexpress.com/products/7719-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7719.jpg?v=1571438982 7719 Tungsol NOS (5 in stock) https://tubeworldexpress.com/products/7699-amperex-pq-usa-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7699.jpg?v=1571438982 7699 Amperex PQ USA NOS https://tubeworldexpress.com/products/7695-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_baebca97-4b7d-435e-b112-13049dd41f8b.jpg?v=1656337395 7695 Sylvania NOS (0 in stock) https://tubeworldexpress.com/products/7694-e99f-6bj6-amperex-pq-holland-nos-d-getter 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7694.jpg?v=1571438982 7694=E99F=6BJ6 Amperex PQ Holland NOS "D" getter https://tubeworldexpress.com/products/e90f-philips-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_caf98ac4-9b72-4391-b31e-9c37f5c72cdf.jpg?v=1771889454 (!!!) (Best Single E90F=6BH6 Philips Holland NOS 1963 (10.2ma) https://tubeworldexpress.com/products/5876a-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5876ar1.jpg?v=1571438982 5876A RCA NOS 1960's (2 in stock) https://tubeworldexpress.com/products/jan-5876a-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5876ar2.jpg?v=1571438982 5876A RCA NOS 1970's (7 in stock) https://tubeworldexpress.com/products/5876a-tungsol 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5876ats.jpg?v=1571438982 5876A Tungsol NOS 1968 (1 in stock) https://tubeworldexpress.com/products/8068-ge-tan-brown-base-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_89f1d13c-1c7f-4bf7-9a5e-a3b4f2a5ef92.jpg?v=1709245962 (!!) (Best Single) 8068 GE tan base NOS 1964 (44ma) https://tubeworldexpress.com/products/374a-western-electric-black-plate-used-good-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/374au_98b1f992-195d-4ead-b03c-3de6fcca9a5a.jpg?v=1571438982 374A Western Electric black plate used/good 1960's (18-21ma) (10 in stock) https://tubeworldexpress.com/products/374a-western-electric-black-plate-used-test-like-new-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/374au_aa98dad6-ed3b-4cfd-aba5-bca02b254fd5.jpg?v=1571438982 (!!!) (Best Singles) 374A Western Electric black plate used/test like new 1960's (21-25ma) (8 in stock) https://tubeworldexpress.com/products/7410-zenon-thyratron-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7410a.jpg?v=1571438982 7410 GE JAN Zenon Thyratron NOS 1973-1975 (sold out) https://tubeworldexpress.com/products/7716-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7716.jpg?v=1571438982 7716 GE NOS https://tubeworldexpress.com/products/7701-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7701.jpg?v=1571438982 7701 NOS https://tubeworldexpress.com/products/7768-ge-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7768.jpg?v=1571438982 7768 GE 1962 https://tubeworldexpress.com/products/7761-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_88d093b0-b53f-4d4f-be6e-fb399983b7d6.jpg?v=1669564167 7761 Sylvania NOS https://tubeworldexpress.com/products/7551-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_724faa37-876a-4237-b70c-3ccabf5577f6.jpg?v=1571438983 7551 Sylvania NOS (20 in stock) https://tubeworldexpress.com/products/7558-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e71078ea-a83b-453b-86c6-31cf5721b9c6.jpg?v=1757968944 7558 US Brands NOS (1 in stock) https://tubeworldexpress.com/products/7360 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7360.jpg?v=1571438983 7360 US Brands NOS (8 in stock) https://tubeworldexpress.com/products/copy-of-7360-nos-12-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7377.jpg?v=1571438983 7377/QQE04-5 Amperex Holland NOS Dual Transmitting UHF Tetrode (10 in stock) https://tubeworldexpress.com/products/7320-amperex-used 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1-7315-dumont-nos-original-box-50 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7586-hytron-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_89b36683-f60d-4329-b131-d78ca084e845.jpg?v=1764360340 (!) (PAIR) 7586 Hytron by Sylvania NOS 1960's (86/60 and 88/60) https://tubeworldexpress.com/products/7905-sylvania-branded-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7905.jpg?v=1571438983 7905 Sylvania branded RCA NOS (5 in stock) https://tubeworldexpress.com/products/7475-haltron-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7475.jpg?v=1571438983 7475 Haltron NOS https://tubeworldexpress.com/products/7370-ge-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7370.jpg?v=1571438983 7370 GE NOS (10 in stock) https://tubeworldexpress.com/products/7289-3cx100a5-similar-to-2c39a-triode-planar-pulse-triode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7289.jpg?v=1571438983 7289=3CX100A5 (similar to 2C39A Triode) Planar Pulse Triode https://tubeworldexpress.com/products/7239-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7239.jpg?v=1571438983 7239 GE NOS https://tubeworldexpress.com/products/7234-mu-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7234.jpg?v=1571438983 7234 MU NOS https://tubeworldexpress.com/products/7235-victoreen-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7235.jpg?v=1571438983 7235 Victoreen NOS (sold out) https://tubeworldexpress.com/products/7548 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7548.jpg?v=1571438983 7548 https://tubeworldexpress.com/products/7266-ge-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7266.jpg?v=1571438983 7266 GE NOS (10 in stock) https://tubeworldexpress.com/products/7543-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7543.jpg?v=1571438983 7543 US Brands NOS (0 in stock) https://tubeworldexpress.com/products/7554-ge-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7258-triode-pentode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7258.jpg?v=1571438983 7258 US Brands NOS Triode / Pentode (sold out) https://tubeworldexpress.com/products/7242-tungsol 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7242 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/7486-ge-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7486.jpg?v=1571438983 7486 GE NOS https://tubeworldexpress.com/products/em1-philips-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/em156.jpg?v=1571438983 EM1 Philips Austria NOS 1956 (8 in stock) (bright green eyes) https://tubeworldexpress.com/products/6sq7gt-rv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_151b87ff-d9d7-4651-8b01-06ed53b81b34.jpg?v=1743000897 (BEST SINGLE) 6SQ7GT RCA NOS 1951 - 1 small stress crack in metal base (1.1ma and Gm=1300) https://tubeworldexpress.com/products/rg62-telefunken-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/RG62.jpg?v=1571438984 RG62 Telefunken like new 1940's (1 in stock) https://tubeworldexpress.com/products/qqe03-20-6252-philips-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/QQE03.jpg?v=1571438984 QQE03/20=6252 Philips Heerlen Holland NOS 1957-1967 (5 in stock) https://tubeworldexpress.com/products/copy-of-el50-philips-nos-1955-1958-1-pair-56ma-and-58ma-matched-on-amplitrex-el50-replaces-4655 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el50p4.jpg?v=1571438984 (sold out) EL50 Philips Miniwatt NOS 1958) (EL50 replaces 4654) https://tubeworldexpress.com/products/2050-rca-sylv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_cf86b501-3e15-413f-b111-469587376713.jpg?v=1769066186 2050 Sylvania branded RCA NOS 1976 (Seeburg, General Radio) https://tubeworldexpress.com/products/1635-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1635.jpg?v=1571438984 1635 RCA NOS (6 in stock) https://tubeworldexpress.com/products/1632-rca-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1632.jpg?v=1571438984 1632 RCA NOS (5 in stock) https://tubeworldexpress.com/products/1633-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1633.jpg?v=1571438984 1633 RCA coated glass NOS 1940's https://tubeworldexpress.com/products/1623-809-with-mu-reduced-to-20 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1634-12sc7-duotriode 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1634.jpg?v=1571438984 1634=12SC7 Duotriode https://tubeworldexpress.com/products/1654-low-drain-hv-rectifier 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1654.jpg?v=1571438984 1654 low drain HV rectifier (3 in stock) https://tubeworldexpress.com/products/1640-rca-nos-2-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1640.jpg?v=1571438984 1640 RCA Phototube NOS (2 in stock) https://tubeworldexpress.com/products/1851-rca-pentode-1-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1851.jpg?v=1571438984 1851 RCA Pentode (sold out) https://tubeworldexpress.com/products/pcc189-7es8-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/mef-2820a 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/z-2946-ge-nos-1961-50 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_094ecdf3-f89b-4acb-94cd-b9c9afaee993.jpg?v=1571438984 Z-2946 GE NOS 1961 (2 in stock) https://tubeworldexpress.com/products/4425-rca-nos-40 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-4425-rca-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/4624-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4624_tube.jpg?v=1571438984 4624 RCA NOS in factory sealed boxes 1960's (8 in stock) (sold as-is) https://tubeworldexpress.com/products/copy-of-4624-rca-nos-1960s 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5514-power-triode 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5557-fg-17-mercury-triode-thyratron 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/copy-of-5557-fg-17-mercury-triode-thyratron 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5632-c3j-rca-nos-80 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/5647-sub-miniature-diode 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/jan-6as7g-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_d11fd0a4-57a5-4ccb-b395-49128214c219.jpg?v=1756358372 JAN-6AS7G RCA gray plates used/good 1960 (82ma/62ma) https://tubeworldexpress.com/products/5686-ge-branded-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5686.jpg?v=1571438984 5686 GE branded RCA NOS (5 in stock) https://tubeworldexpress.com/products/copy-of-6080wc-ge-jan-nos-1987-1988-62-65ma-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6080wc1.jpg?v=1571438984 6080WC GE JAN NOS 1987-1988 broken center guide pin (72/82ma) https://tubeworldexpress.com/products/vx-41a-victoreen-nos-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/vx41a.jpg?v=1571438985 VX-41A Victoreen NOS (4 in stock) https://tubeworldexpress.com/products/5751-sylvania-nos-1973-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/57511400sm.jpg?v=1571438985 (slightly microphonic) JAN-5751 Sylvania NOS 1973 (2.0/2.3ma) https://tubeworldexpress.com/products/pcc88-7dj8-tesla-nos-1968-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9c2e7201-0a03-452e-b857-404156fbe89b.jpg?v=1614717040 (!) (Recommended Single) PCC88=7DJ8 Tesla NOS 1968 (12.5/15.5ma) https://tubeworldexpress.com/products/7h7-ge-by-sylvania-used-tests-like-new-1949 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_ae2aaee2-03b6-44e2-87c3-fd31bee346b9.jpg?v=1718050259 7H7 GE by Sylvania used/tests like new 1949 (105/60) https://tubeworldexpress.com/products/7f8-used-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0aff15c7-ab08-470a-a412-7eb978b35d20.jpg?v=1696571289 7F8 Sylvania used/good 1957 (34/25 and 38/25) https://tubeworldexpress.com/products/60fx5 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/60fx5.jpg?v=1571438986 60FX5 US Brands NOS (5 in stock) https://tubeworldexpress.com/products/1625-rca-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_97d0203e-3886-49f5-ba0b-ced01fe21935.jpg?v=1713911124 (!) (1 Pair) 1625=VT-136 RCA like new mid-1940's (82/40 and 82/40) https://tubeworldexpress.com/products/ecl82-6bm8-holland-pair-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_308f0d17-afc6-4a37-bf67-f07554f6685a.jpg?v=1747678444 (READ REVIEW) ECL82=6BM8 Pope and Valvo Holland 1960-1966 (2.1/36ma and 2.1/34ma) https://tubeworldexpress.com/products/copy-of-6y6g-arcturus-coated-glass-used-good-70-1940s-43ma-tested-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6y6gwest.jpg?v=1571438987 6Y6G Westinghouse coated glass NOS 1940's (50ma) (tested on amplitrex) https://tubeworldexpress.com/products/12at7-rca-gray-plates-nos-pair-3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_06258c5f-a571-4e72-9ba6-1db3925a3b22.jpg?v=1752432219 (!!!) (Best Pair) 12AT7 RCA gray plates NOS 1972-1974 (9.2/8.6ma and 9.6/8.4ma) https://tubeworldexpress.com/products/6dj8-ge-nos-coated-glass-p4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_36ddebb0-efcb-47e5-9325-b1f0704f9a20.jpg?v=1716313112 (!!!) (Recommended Pair) 6DJ8 GE NOS coated glass 1975-1978 (19.8/19.2ma and 17/19.8ma) (smooth and warm) https://tubeworldexpress.com/products/copy-of-6gt5-and-6gt5a-nos-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6gt5a1.jpg?v=1571438988 6GT5A Sylvania branded GE tipped top NOS 1960's (78ma, Gm=7700) https://tubeworldexpress.com/products/copy-of-8020-amperex-1940s-low-hours-test-like-new-4-in-stock 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/abl1-miniwatt-dario-used-good-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/abl1.jpg?v=1571438988 ABL1 Miniwatt Dario used/good 1940's https://tubeworldexpress.com/products/6lu8-ge-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_937abc16-f69b-412e-92b6-15306d0e5650.jpg?v=1734301267 (!) Best Single) 6LU8 GE Admiral NOS 1960's (2.5/61ma) https://tubeworldexpress.com/products/copy-of-7f8w-2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7f8w.jpg?v=1571438988 7F8W Sylvania NOS 1950's reprinted 1970's (38/25 and 41/25) https://tubeworldexpress.com/products/7f8w-sylvania-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_9ff2d0f5-51a3-4021-91e4-319ba12a63bf.jpg?v=1740781505 7F8W Sylvania NOS 1952 reprinted in 1970's (41/25 and 50/25) https://tubeworldexpress.com/products/copy-of-7f8w-sylvania-nos-1957 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7f8w52.jpg?v=1571438988 7F8W Sylvania NOS rebranded United 1952 (42/25 and 44/25) (best 7F8W) https://tubeworldexpress.com/products/copy-of-5dj4-ge-nos-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5dj4a.jpg?v=1571438988 (BEST SINGLE) 5DJ4 GE NOS 1961 (54/40 and 55/40) https://tubeworldexpress.com/products/copy-of-5dj4-ge-nos-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/5dj4r.jpg?v=1571438989 5DJ4 RCA like new 1960's (56/40 and 58/40) https://tubeworldexpress.com/products/21-ohm-1-2-watt-metal-film-resistor-roll-of-4000 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/21ohm.jpg?v=1571438989 21 ohm / 1/2 watt 1% metal film resistor (roll of 4400) https://tubeworldexpress.com/products/721a-sylvania-nos-1940s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/721aa.jpg?v=1571438989 721A Sylvania NOS 1943 (1 in stock) https://tubeworldexpress.com/products/copy-of-6240g-luxman-by-nec-japan-nos-1960s-1-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6240g1_8d5fb3be-4758-4e97-8270-b2f99b048c67.jpg?v=1571438989 6240G Luxman by NEC Japan NOS 1960's (6.3/7.4ma) https://tubeworldexpress.com/products/12au7a-sylvania-1957-v1c 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_fe35efd0-a7c6-44f8-9b98-e1d5614ffc50.jpg?v=1676586388 (!!!) (Recommended Single 1957) 12AU7A Sylvania gray pinched plates "D" getter halo NOS 1957 (9.2/10.2ma) https://tubeworldexpress.com/products/12au7a-tungsol-tall-ribbed-plates-nos-o-getter-halo-1960-era 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f69d332c-2f59-4cfb-811c-ea9ee4f0cace.jpg?v=1713306452 (!!) (Best Single) 12AU7A Tungsol tall ribbed plates NOS "O" getter halo 1960 era (9.8/9.6ma) https://tubeworldexpress.com/products/copy-of-jtl-12au7-tungsol-narrow-plates-u-getter-nos-1956-8-2-8-6ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12au7ts55.jpg?v=1571438990 (!) JTL-12AU7 Tungsol narrow plates "D" getter NOS 1955 bottom mica is tilted (10.4/10.6ma) https://tubeworldexpress.com/products/copy-of-5bq7a-dumont-by-ge-gray-plates-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_89611fd4-7e9f-4cc4-98ae-ba889a850371.jpg?v=1700335654 (READ REVIEW) 5BQ7A GE gray plates NOS large "U" getter halo 1961 -1964 https://tubeworldexpress.com/products/22ju6-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/22ju6.jpg?v=1571438990 22JU6 Mixed Brands NOS (12 in stock) https://tubeworldexpress.com/products/3b28-rcav1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e2e653f1-4fae-4e9a-8ee7-965ff92c9a88.jpg?v=1735956786 3B28 RCA NOS 1972 (79/40) https://tubeworldexpress.com/products/6106-bendix-rebranded-5y3wgta-heintz-kaufman-nos-p12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_428da747-2283-4924-b3c5-ebb5b39a448e.jpg?v=1759010057 (!!!) (Best Value Pair) 6106 Bendix 1950's rebranded 5Y3WGTA Heintz & Kaufman NOS (62-64/40 and 62-64/40) https://tubeworldexpress.com/products/6106-bendix-nos-1950s-rebranded-5y3wgta-heintz-and-kaufman-v11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f3b1b204-b45f-41b7-badc-e07a54155760.jpg?v=1763136042 (!!!!) (Best Value Single) 6106 Bendix rebranded 5Y3WGTA Heintz & Kaufman NOS glass slightly tilted (63/40 and 66/40) https://tubeworldexpress.com/products/copy-of-6l6gb-sylvania-black-plate-used-good-1957-60ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6l6gb48.jpg?v=1571438991 6L6GB Sylvania Black Plate used/good 1955 faded top getter (65ma) (high Ma and Gm) https://tubeworldexpress.com/products/copy-of-6l6gb-sylvania-black-plate-used-good-1955-faded-top-getter-48ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6l6gb42.jpg?v=1571438991 6L6GB Sylvania Black Plate used/good 1955 faded top getter (57ma) https://tubeworldexpress.com/products/950-raytheon-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/950.jpg?v=1571438991 950 Raytheon NOS 1940's https://tubeworldexpress.com/products/12az7a-sylvania-black-plates-pair-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_180b0ffa-de32-40a9-a3ac-b86be08c7bb6.jpg?v=1712871083 (!!!) (Best Sylvania Pair) 12AZ7A Sylvania black plates NOS 1960's (14.2/14.6ma and 12.6/12.8ma) https://tubeworldexpress.com/products/6l6gc-syl-p11 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a171656c-6ea0-41c1-82ab-2e50b9d64366.jpg?v=1755555960 (!!!!) (Good Value Pair) 6L6GC Sylvania tall bottle NOS and like new 1960's - 1970 (72ma and 74ma) https://tubeworldexpress.com/products/7687-sylvania-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_0f6202c3-1ee8-4176-932e-136c9c84e5af.jpg?v=1655842115 7687 Sylvania NOS 1962 (sold out) https://tubeworldexpress.com/products/6l6gc-sylp8 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_187c6f35-de97-4eb0-bc16-ec8fd07c5279.jpg?v=1762621679 (!) (BEST VALUE PAIR) 6L6GC Sylvania gray plate used/tests like new 1960's same date codes (66ma and 72ma) (close Gm) https://tubeworldexpress.com/products/f2a-siemens-nos-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/f2a112.jpg?v=1571438992 (!) (sold out) F2a Siemens NOS 1960's (112ma) Tested on Amplitrex (sold out) https://tubeworldexpress.com/products/6gv8-ecl85-rca-mexico 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_c1402a9b-2171-400b-8273-56824b08c422.jpg?v=1571438992 (Best Value) 6GV8=ECL85 RCA Mexico NOS (2 in stock) https://tubeworldexpress.com/products/6gv8-super-radiotron-awv-australia-nos-1960s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ecl855.jpg?v=1571438992 6GV8 Super Radiotron AWV Australia NOS 1960's https://tubeworldexpress.com/products/6gv8-ecl85-rca-holland 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_4b9501b0-568c-4a2a-87cb-9572ba472e6d.jpg?v=1571438992 (!!) (Best 6GV8) 6GV8=ECL85 RCA Holland NOS (1 in stock) https://tubeworldexpress.com/products/6fm7-ge-branded-rca-used-tests-like-new 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fm7u.jpg?v=1571438993 6FM7 GE branded RCA used/tests like new https://tubeworldexpress.com/products/6fm7-sylvania 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fm72.jpg?v=1571438993 6FM7 Sylvania black plates NOS (3 in stock) https://tubeworldexpress.com/products/6fm7-sylvania-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6fm7u1.jpg?v=1571438993 6FM7 Sylvania used/good no printing https://tubeworldexpress.com/products/copy-of-6eh7-ef183-european-nos-6-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef18359.jpg?v=1571438993 EF183=6EH7 Amperex Holland 1959 "D" getter halo (12ma) https://tubeworldexpress.com/products/copy-of-ef183-6eh7-siemens-branded-telefunken-nos-1963-15ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef183t_d26a30bb-58d6-4549-8732-9f7ad9ab7446.jpg?v=1571438993 EF183=6EH7 Siemens branded Telefunken NOS 1963 (15ma) https://tubeworldexpress.com/products/6eh7-ef183-syl-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6eh7s.jpg?v=1571438993 6EH7=EF183 Sylvania NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-6eh7-ef183-sylvania-nos-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6eh7g.jpg?v=1571438993 6EH7=EF183 GE NOS ( 5 in stock) https://tubeworldexpress.com/products/12md8-nos-10-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12md8.jpg?v=1571438993 12MD8 NOS (10 in stock) https://tubeworldexpress.com/products/36mc6-nos 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/12q7g-national-union 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_f000c568-83ed-4386-88cd-7bb939304805.jpg?v=1675805554 12Q7G National Union NOS (38/20) https://tubeworldexpress.com/products/copy-of-best-12az7-12az7-ge-black-plates-d-getter-halo-nos-1955-13-4ma-13-2ma-1-section-balance 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12az7552.jpg?v=1571438994 12AZ7 GE black plates "D" getter halo NOS 1955 (11ma/7.5ma) https://tubeworldexpress.com/products/copy-of-12az7a-rca-gray-ribbed-plates-nos-8-8-8-0ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12az7azen.jpg?v=1571438994 12AZ7A GE Zenith gray plates NOS "U" getter halo 1960 (15ma/9.6ma) https://tubeworldexpress.com/products/274b-engraved-base-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_474348f9-53cd-454a-9ac3-8acfd736fb84.jpg?v=1757797003 (!!!!) (Best Value Single) 274B Western Electric engraved base used/strong 1930's - broken guide pin (50/40 and 53/40) (best value) https://tubeworldexpress.com/products/547dx 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/547dx.jpg?v=1571438994 547DX Raytheon NOS (3 in stock) https://tubeworldexpress.com/products/6l7-vt-87-rca-used-good-1940s-some-paint-flaked-off-metal-can-36-16 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_d8a0d3af-80c8-449a-9509-b565f12ec194.jpg?v=1571438994 6L7=VT-87 RCA used/good 1940's some paint flaked off metal can (36/16) https://tubeworldexpress.com/products/used-ballasts 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/k42b-hytron-ballast-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/K42B.jpg?v=1571438995 K42B Hytron ballast used (sold) https://tubeworldexpress.com/products/copy-of-6-4-amperite-ballast-nos-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12-4.jpg?v=1571438995 12-4 Amperite Ballast NOS reboxed https://tubeworldexpress.com/products/40a1-used 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/40a1.jpg?v=1571438995 40A1 Sylvania ballast used (4 in stock) https://tubeworldexpress.com/products/jfd-air-cooled-ballasts 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/1a10 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6ac7-rca-p12 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3538f8d7-fed3-4b5f-9ba4-e26895bf3e1c.jpg?v=1762587869 (!!) (Recommended Pair) 6AC7=VT-112 RCA 1941-1942 used/very good (13/15.3ma) (close Gm) https://tubeworldexpress.com/products/6ac7-rca-p15 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_60386a39-b5cc-41ce-916a-e9fff6e753bc.jpg?v=1763133254 (!!!) (PAIR 1940's) 6AC7 RCA used/good 1941-1942 (7.8/7.5ma) https://tubeworldexpress.com/products/47-rca-used-good-1940s-rebranded-silvertone 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/47sil.jpg?v=1571438995 47 RCA used/good 1940's rebranded Silvertone (30ma Gm=2150) https://tubeworldexpress.com/products/copy-of-24a-like-new-and-used-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/24anu.jpg?v=1571438996 24A National Union ST-shape used/good 1940's (39/25) https://tubeworldexpress.com/products/copy-of-24a-224a-324-balloon-used-8-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/24abruns.jpg?v=1571438996 (!) (#1 24A Balloon) 24A BRUNSWICK Balloon used/tests like new, small crack in base (48/25) (3.8ma) https://tubeworldexpress.com/products/copy-of-6ac7-us-brands-used-good-100-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6ac7w.jpg?v=1571438996 6AC7W RCA used/good (10 in stock) https://tubeworldexpress.com/products/copy-of-24a-224a-324-balloon-used-8-in-stock-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/uy224.jpg?v=1571438996 UY-224 RCA Balloon used/good 1930's (37/25) (3.0ma Gm=700) https://tubeworldexpress.com/products/copy-of-24a-224a-324-balloon-used-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/uy224a.jpg?v=1571438996 UY-224A RCA Balloon used/very good 1930's (41/25) (2.6ma Gm=900) https://tubeworldexpress.com/products/copy-of-24a-national-union-st-shape-used-good-1940s-39-25 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/24asyl.jpg?v=1571438996 24A Sylvania ST-shape engraved base used/very good 1930's (44/25) (2.9ma Gm=800) https://tubeworldexpress.com/products/24a-sylvania-philco 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/24aphil1.jpg?v=1571438996 24A Philco by Sylvania ST-shape tests like new 1940's (50/25 and 4.3ma Gm=1000) https://tubeworldexpress.com/products/copy-of-6r7gt-ken-rad-nos-1944-small-flake-inside-tube-95-48-strong-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6r7gthal.jpg?v=1571438996 6R7GT Haltron England 1940's tests like new (85/48) strong single https://tubeworldexpress.com/products/copy-of-6r7gt-ken-rad-nos-1944-small-flake-inside-tube-95-48-strong-single-1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6r7gtrca.jpg?v=1571438996 6R7GT RCA NOS 1940's (2 in stock) https://tubeworldexpress.com/products/6s7g-zen 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_dee6a44d-4a69-454a-b3b3-91718c305273.jpg?v=1744411828 6S7G Zenith by Sylvania tests like new 1930's (96/60) https://tubeworldexpress.com/products/copy-of-485-used-good-3-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/4851934.jpg?v=1571438996 485 Sylvania engraved base used/good 1934 (8.3ma) https://tubeworldexpress.com/products/929-rca 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b874f015-52bf-4aaf-a781-5a099ad90e92.jpg?v=1669561111 929 RCA NOS 1947 https://tubeworldexpress.com/products/1p39-ge-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_e1720337-5b4a-4b18-b6f4-af455ae20b61.jpg?v=1714619215 (!) (Best) 1P39=929 GE NOS 1960 https://tubeworldexpress.com/products/12au7-pope-holland-nos-1971-dimpled-disc-halo 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3196c2ff-60b5-4c42-9757-06c610a84465.jpg?v=1681337229 (!!!!!) (Holland Single) 12AU7 Pope Holland NOS 1971 dimpled disc halo (12/13.4ma) https://tubeworldexpress.com/products/6v4-rftp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_0f121cd4-f14a-4585-b320-9368e6b7be57.jpg?v=1758932350 (!!!) (BEST VALUE PAIR) 6V4=EZ80 RFT East Germany NOS 1970's (60-60/40 and 57-58/40) https://tubeworldexpress.com/products/copy-of-7058-rca-branded-dumont-nos-1960s-mica-flake-loose-inside-tube-gm-1660-1740 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/7058d2.jpg?v=1571438997 7058 RCA branded Dumont NOS 1963 (Gm=1600/1720) https://tubeworldexpress.com/products/copy-of-el84-brimar-england-nos-1962-1-pair-60-5-and-62ma-recommended-for-fixed-bias-amp-only-due-to-high-current 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/el84brp6.jpg?v=1571438998 (!) (BEST VALUE PAIR) EL84 Brimar England NOS 1962 (67ma and 66ma) (recommended for FIXED-BIAS amp only due to high current) https://tubeworldexpress.com/products/6fq7-zenith-by-ge-nos-1977-pair-6 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_16cc6931-c873-4da5-b4c1-ed05f25d8d6f.jpg?v=1690891842 (!!!!) (Recommended GE Pair) 6FQ7 Zenith by GE NOS 1977 1-3% matched (7.0/7.6m and 6.8/7.5ma) https://tubeworldexpress.com/products/12at7-rft-east-germany-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_0014b5b6-2aff-4ff9-aa68-a3ab9d383f4c.jpg?v=1767408548 (!!!) (Best Value Pair) 12AT7 RFT East Germany branded Haltron NOS 1970's (8.5/8.8ma and 8.2/8.2ma) 1-3% matched https://tubeworldexpress.com/products/7308-sv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_28811f70-1bf1-4df2-84e1-7ebdd8bf50c2.jpg?v=1737266606 7308 Sylvania NOS 1976 mis-matchded sections (9.2/19ma) https://tubeworldexpress.com/products/807-rcap13 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_5d8c8a18-2679-4c40-b87c-85c684d43751.jpg?v=1766013502 (!!) (Good Value Pair) 807=VT-100A RCA used/tests like new 1940's (71ma and 68.5ma) https://tubeworldexpress.com/products/6dw5-sylvania 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/6x4-ge-hewlett-packard-nos-d-getter-halo-1962 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6x4hp62.jpg?v=1571438998 6X4 GE Hewlett Packard NOS "D" getter halo 1962 (55/40 and 56/40) https://tubeworldexpress.com/products/6au5gt-ge-gray-plates-nos-1960s-p1a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5gep1_498e6dbd-b986-4abc-b4c8-14273fc1f557.jpg?v=1571438999 (!!!) (BEST PAIR) 6AU5GT GE gray plates NOS 1960's (75ma and 74ma) https://tubeworldexpress.com/products/6au5gt-ge-gray-plates-nos-1960s-p2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6au5gep1_3753590d-8b55-4087-9243-98d8f392f0a2.jpg?v=1571438999 (!!!) (BEST PAIR #2) 6AU5GT GE gray plates NOS 1960's (66.5ma and 65ma) https://tubeworldexpress.com/products/6x4-rcav1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f2726676-0f9b-432d-86f9-986af570a5de.jpg?v=1760292045 (!!) 6X4 RCA NOS 1969 (50/40 and 51/40) https://tubeworldexpress.com/products/copy-of-291a-western-electric-nos-1972-42-25 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/291a72b.jpg?v=1571438999 291A Western Electric NOS 1972 (45/25) https://tubeworldexpress.com/products/5y3gt-rcamotp2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_f9115e97-cb44-432b-8c9a-5f6bb0eeb9d2.jpg?v=1754942958 (!!!) (BEST VALUE PAIR) 5Y3GT RCA Motorola NOS 1970 (55-65/40 and 55-63/40) (best sound) https://tubeworldexpress.com/products/5y3gt-rcamotp1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_700c4730-4f83-4434-90c3-3fad50ea0048.jpg?v=1754942983 (!!!) (BEST SOUNDING PAIR) 5Y3GT RCA Motorola NOS 1970 (56-60/40 x 2 tubes) https://tubeworldexpress.com/products/6158-cv4068 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ecl82-ei-yugo-branded-rsd-germany-in-rsd-box-nos-1974-v3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_8845ad25-06f3-4fc8-a209-dfc18b766ee3.jpg?v=1732999133 (!) (Best Value Single) ECL82 EI Yugo branded RSD Germany in RSD box NOS 1974 (1.7/33ma) https://tubeworldexpress.com/products/ecl82-philips-miniwatt-holland-1960 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_31e2cbce-e6b2-4e46-a3ef-16e2aea16ca5.jpg?v=1759905760 (!!!) (BEST SINGLE) ECL82 Philips Miniwatt Holland NOS 1960 (2.3ma and 47.2ma) https://tubeworldexpress.com/products/copy-of-6bh6-ge-black-plate-nos-u-getter-halo-1950s-2-pairs 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bh651.jpg?v=1571439000 6BH6 RCA black plate NOS "D" getter halo 1951 (5.1ma) https://tubeworldexpress.com/products/copy-of-6bh6-rca-black-plate-nos-u-getter-halo-1951-5-1ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bh661.jpg?v=1571439000 JG-6BH6 GE NOS 1961 (9.4ma) https://tubeworldexpress.com/products/6bh6-rca-1961 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_3e74f9db-dc36-4dd7-a74c-5808adb7a473.jpg?v=1571439000 6BH6 RCA black plate NOS "D" getter halo 1961 (6.3ma) https://tubeworldexpress.com/products/6bh6-rca-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_44946ed1-5ef5-4659-8a79-9233d3505243.jpg?v=1586102457 (!!) (Best Pair) 6BH6 RCA NOS 1970 era (7.7ma and 8ma) https://tubeworldexpress.com/products/1622-rca-nos-1948 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_92eef01e-3c1e-4fe3-9e35-1aaedc6c81a9.jpg?v=1597169009 1622 RCA NOS 1948 (71ma) https://tubeworldexpress.com/products/copy-of-439a-western-electric-nos-1959-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/439a1965.jpg?v=1571439000 439A Western Electric NOS 1965 https://tubeworldexpress.com/products/ecc99-jj-best-sub-is-12bh7a-rca 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/120-200uf-300vdc-cde-cornell-nos-fp-cap-nos-2-tall-3-in-stock-aa0375a 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/AA0357A.jpg?v=1571439000 120-200uf @ 300VDC CDE (Cornell) NOS FP cap NOS 2" tall (AA0375A) (0 in stock) https://tubeworldexpress.com/products/6bw6-brimar-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6BW6.jpg?v=1571439000 6BW6 Brimar UK NOS 1960's (1 in stock) https://tubeworldexpress.com/products/copy-of-36-rca-nos-194636-cunningham 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/362.jpg?v=1571439000 36 Cunningham NOS 1946 (46/25) https://tubeworldexpress.com/products/6463-ge-v2 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_6528457a-bd29-4c73-bf13-3a86ccfa3933.jpg?v=1763306771 6463 GE NOS 1965 (20.5/14ma) https://tubeworldexpress.com/products/copy-of-6463-ge-5-star-nos-1960-19-5-22-6ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6463602.jpg?v=1571439000 6463 GE 5 Star NOS 1960 (14/20ma) https://tubeworldexpress.com/products/copy-of-6463-ge-5-star-nos-1960-14-20ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/646364.jpg?v=1571439000 6463 GE 5 Star NOS 1964 (11/12ma) https://tubeworldexpress.com/products/6sn7wgt-rayv1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_13af73cb-1535-4094-9802-a0304c08b147.jpg?v=1770772514 6SN7WGT Raytheon brown base black ribbed plates "D" getter halo 1959 used/good (6.2/8.4ma) https://tubeworldexpress.com/products/6463-ge-1955-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6463552.jpg?v=1571439001 GL-6463 GE NOS "U" getter halo 1955 (11/12.8ma) https://tubeworldexpress.com/products/ef800-telefunken 2026-04-06T12:04:11-05:00 daily https://tubeworldexpress.com/products/ef86-united-russian-nos-1980s 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ef86russ.jpg?v=1571439002 EF86 United Russian NOS 1980's (3.1ma) https://tubeworldexpress.com/products/e90f-6bh6-amperex-holland-p1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_fb8255ba-2466-45cc-9324-4a5d5c88659f.jpg?v=1771870985 (!!) (Best Pair) E90F=6BH6 Amperex Holland NOS 1963 (7.3/7.5ma) (Marantz 8B) https://tubeworldexpress.com/products/em1-tungsram 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_954f544f-b7a7-4c63-8c86-4685f210bc05.jpg?v=1768266320 EM1 Tungsram Hungary NOS 1950's (2 in stock) https://tubeworldexpress.com/products/copy-of-6201-12at7-rca-black-plates-nos-1976-single 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6201m.jpg?v=1571439002 (slightly microphonic) 6201=12AT7 RCA black plates NOS 1976 (11/12.4ma) https://tubeworldexpress.com/products/6kv6a-ge 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_bbf0a641-a7c5-4f07-874f-f41e27897c2f.jpg?v=1752101405 (!) (PAIR) 6KV6A GE NOS (38.5ma and 36ma) https://tubeworldexpress.com/products/1619-rca-nos-pair-4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_a9259520-c11c-4155-937f-3aea9c85b5f7.jpg?v=1692911862 (!!!) (Recommended Pair) 1619 RCA NOS 1960-1964 (52ma and 53ma) https://tubeworldexpress.com/products/copy-of-1619-rca-branded-national-nos-52ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1619ge.jpg?v=1571439003 1619 GE NOS 1960 (56ma) https://tubeworldexpress.com/products/6bc7-sylvania-rebranded-rca-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bc7g.jpg?v=1571439003 6BC7 Sylvania rebranded GE NOS (4 in stock) https://tubeworldexpress.com/products/copy-of-copy-of-6bc7-sylvania-rebranded-rca-nos-1960s-4-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bc7d.jpg?v=1571439003 6BC7 Sylvania rebranded Dumont NOS 1960's (3 in stock) https://tubeworldexpress.com/products/gb-0a2wa-sylvania-gold-brand-low-hours-like-new-1970-era 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_9e75c988-fa3a-4e84-903c-6ced73593f5f.jpg?v=1607352356 (!!) GB-0A2WA Sylvania Gold Brand low hours/like new 1970 era https://tubeworldexpress.com/products/jan-12at7wc-sylvania-nos-p17 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_43bdebea-fcd7-4aa6-bfe0-c1e997809238.jpg?v=1729915081 (!!!!) (Best Value Pair) JAN-12AT7WC Sylvania black plates NOS 1980 (8.6/7.6ma and 9.0/7.5ma) https://tubeworldexpress.com/products/6y6gt-ge-nos-p15 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_94715ee0-22a2-4554-bc25-a3d375f9f1b3.jpg?v=1765319574 (!!!!!) (BEST PAIR) 6Y6GT GE NOS 1956-1963 (65ma and 66ma) https://tubeworldexpress.com/products/ux-245-rca-display-tube 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_3402afaf-6ae7-44f8-b195-eeaaf4a2f8e8.jpg?v=1721321985 UX-245 RCA Balloon (display tube) https://tubeworldexpress.com/products/fp472-6-mallory-cap 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/fp472.6.jpg?v=1571439004 50uf/500VDC, 10/250, 1000/40, 100/40 Mallory FP cap NOS (2 in stock) https://tubeworldexpress.com/products/12e1-stc-england 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/12e1black.jpg?v=1571439004 12E1 AEI by STC England black plate NOS (120ma) https://tubeworldexpress.com/products/ebf89-6dc8-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/3_1_bd28b2f6-15e3-4614-b2e3-707e33d634ea.jpg?v=1770052212 EBF89=6DC8 Valvo Holland used/good 1956 (7.5ma) https://tubeworldexpress.com/products/jan-12at7wc-sylvania-black-plates-nos-p3 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/files/1_83cf5735-80b7-43e7-87ae-bbddb7eac0f3.jpg?v=1723268944 (!!!!!) (Best Sound for the Money Pair) JAN-12AT7WC Sylvania black plates NOS 1980 (7/8ma and 7.3/8.2ma) https://tubeworldexpress.com/products/ebf83-6dr8-siemens-branded-telefunken-nos 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/ebf83t.jpg?v=1571439005 EBF83=6DR8 Siemens branded Telefunken NOS 1960's (3 in stock) https://tubeworldexpress.com/products/copy-of-6b4g-sylvania-rebranded-rca-used-very-good-1953-89ma 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6b4gused2.jpg?v=1571439005 6B4G Sylvania rebranded RCA used/good 1953 (77.5ma) https://tubeworldexpress.com/products/8-pin-ef-johnson-usa-ceramic-chassis-sockets-nos-sealed-1966-and-1968-ef-part-122-228-200 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_5de4346d-2969-4679-8433-17c7899ebcd4.jpg?v=1571439005 (!!!!) (Best 8 pin octal socket ever made) 8 pin EF-Johnson USA Ceramic Chassis Sockets NOS "factory sealed" 1966 and 1968 (EF part #122-228-200) (15 in stock) https://tubeworldexpress.com/products/copy-of-6074-rca-nos-high-stability-0b2-5-in-stock 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6074rca501.jpg?v=1571439005 6074 RCA NOS 1954-1956 (high stability 0B2) (0 in stock) https://tubeworldexpress.com/products/6350-sylvania-gold-brand-1963 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_7fa29ddc-bc33-42ec-8cd5-2831aada7213.jpg?v=1601651076 (!!!) (Best Single) GB-6350 Sylvania Gold Brand black plates NOS 1963 square "D" getter (10.2/10.6ma) https://tubeworldexpress.com/products/6bq5-raytheon-v1 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/6bq5ray1.jpg?v=1571439005 (Best Single) 6BQ5 Raytheon NOS 1960's (62ma) https://tubeworldexpress.com/products/6bq5-lindal-hitachi-japan-v4 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_b5153c8b-6806-4813-8d37-bd7538ed06bc.jpg?v=1585507206 6BQ5 Lindal Japan NOS 1970's (42ma) https://tubeworldexpress.com/products/copy-of-6bq5-ge-nos-1960s-1974-1-pair-34ma-and-34ma-matched-on-amplitrex 2026-04-06T12:04:11-05:00 daily https://cdn.shopify.com/s/files/1/0333/7633/products/1_6f08e1ee-7291-4b47-8fbf-9d22f74f12a8.jpg?v=1571439005 (!) 6BQ5 GE used/good 1960's (35.5ma)