Log in using the new customer accounts page.
(!!!!) (Single) 5691 RCA branded GE red base black plates NOS 1960's a few vertical scratches on base (2.1ma/2.3ma)
5879 RCA triple mica "D" getter NOS 1957 (1.4ma)
(!!!!) (Best Pair #3) 6973 RCA NOS NOS 1969 (37.0ma and 39.5ma)
(!!!) (Best Overall Single) 2A3 RCA black plates NOS 1940's (114ma) (high Gm)
(!!!!) (Best Value Pair) 811A RCA used/good/75% 1963 very clean condition (46/36 and 48/36)
(!) (SINGLE) 5U4GB RCA used/strong 1967 (56/40 and 61/40)
(!!!!) (Best Overall Pair) 5U4GB RCA NOS 1975 same date codes (61-60/40 and 60-60/40) 1-2% matched (Best Sound)
(!!!) (BEST PAIR) 5726=6AL5 RCA NOS 1970 era (47-47/40 and 47-47/40)
(!!!) (Best Single) 6L6GC RCA black plate NOS 1968 (72.5ma)
(!!!) (SINGLE) 5U4GB RCA NOS 1966 (60/40 and 68/40)
(!!!!) (Single) 5691 RCA branded GE red base gray plates NOS 1960's (2.1ma/2.4ma)
(!!!) (Best Value Pair) 866A RCA like new 1956-1959 in white boxes (60-62/40 x 2 tubes)
5Y4GA RCA NOS 1971 (54/40 and 60/40)
(!!!!) (Best Pair #1) 6973 RCA NOS NOS 1969 (42ma and 42.8ma) (close Gm)
5651A Sylvania rebranded RCA NOS 1983 (1 in stock)
(!!!) (slightly microphonic) 5687 Tungsol black plates "U" getter halo branded GE NOS 1950's (36/40ma)
(!!) (Best Single) 6AN8A RCA NOS 1960's (15.6/16.5ma)
(!!!) (Best Value) 7025 RCA gray pinched plates used/good 1961 era (Gm=1300/1400 and 0.6/0.8mA) (recommended for guitar amp)
25L6GT RCA NOS 1963 (98/60)
(!!!!) (BEST PAIR #2) 5U4GB RCA NOS 1972-1975 era (59-60/40 and 60-60/40) 1-2% matched (best sound)
