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Preamp tubes

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(!!) 6SN7GTB Tungsol black plates tall bottle "U" getter used/75% 1950's (6.2/6.0ma)

$ 19.99
(!!) 6SN7GTA RCA branded CAPEHART used/like new 1955 (8.4/9.8ma)

(!!) 6SN7GTA RCA branded CAPEHART used/like new 1955 (8.4/9.8ma)

$ 44.99
(!!) 6SN7GTB Realistic JAPAN NOS tall gray ribbed plates 1960's (8/8.2ma)

(!!) 6SN7GTB Realistic JAPAN NOS tall gray ribbed plates 1960's (8/8.2ma)

$ 34.99
(!!) 6SN7GTB Sylvania used/75% 1960's (6.0/6.4ma)

(!!) 6SN7GTB Sylvania used/75% 1960's (6.0/6.4ma)

$ 22.99
(!!) 6U8=ECF82 Tungsram Hungary rebranded Haltron NOS 1970's (14.3ma and 7.6ma)

(!!) 6U8=ECF82 Tungsram Hungary rebranded Haltron NOS 1970's (14.3ma and 7.6ma)

$ 12.99
(!!) 7693=E90F=6BH6 Philips Holland PQ NOS 1964 (6.4ma)

(!!) 7693=E90F=6BH6 Philips Holland PQ NOS 1964 (6.4ma)

$ 13.99
(!!) (Best Single) 7N7 Sylvania branded Philco NOS parallel black plates 1940's (7.5/7.9ma)

(!!) (Best Single) 7N7 Sylvania branded Philco NOS parallel black plates 1940's (7.5/7.9ma)

$ 29.99
(!!) C-327 Cunningham Balloon short mesh-plate used/very good 1930 (5.7ma)

(!!) C-327 Cunningham Balloon short mesh-plate used/very good 1930 (5.7ma)

$ 29.99
(!!) CV4024=12AT7WA Brimar NOS square black plates 1968 partially faded printing (7.8/10.4ma)

(!!) CV4024=12AT7WA Brimar NOS square black plates 1968 partially faded printing (7.8/10.4ma)

$ 49.99
(!!) CV4024=12AT7WA Brimar NOS square black plates 1975 (9.6/14.4ma)

(!!) CV4024=12AT7WA Brimar NOS square black plates 1975 (9.6/14.4ma)

$ 49.99
(!!) CV4024=12AT7WA Brimar NOS square black plates 1976 (7.6/8.2ma)

(!!) CV4024=12AT7WA Brimar NOS square black plates 1976 (7.6/8.2ma)

$ 49.99
(!!) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1962 (8.6/13.6ma)

(!!) CV4024=12AT7WA=12AT7 Brimar UK NOS square black plates 1962 (8.6/13.6ma)

$ 49.99
(!!) E180CC=7062 Philips Miniwatt IBM Holland low hours/tests good O getter halo 1961 (6.0/6.2ma)

(!!) E180CC=7062 Philips Miniwatt IBM Holland low hours/tests good O getter halo 1961 (6.0/6.2ma)

$ 28.99
(!!) (Best Value Single) ECL82=6BM8 RCA Mexico NOS 1970's (2.1ma/28ma)

(!!) (Best Value Single) ECL82=6BM8 RCA Mexico NOS 1970's (2.1ma/28ma)

$ 24.99
(!!) EF80=6BX6 Mullard UK

(!!) EF80=6BX6 Mullard UK "D" getter NOS 1963 faded Mullard logo (10.6ma)

$ 15.99
(!!) EF80=6BX6 RTC by EI Yugoslavia NOS 1976 (14ma)

(!!) EF80=6BX6 RTC by EI Yugoslavia NOS 1976 (14ma)

$ 10.99
(!!) ER-224A Eveready Raytheon Balloon used/tests very good 1930's (45/25) (4.1ma) (highest Ma)

(!!) ER-224A Eveready Raytheon Balloon used/tests very good 1930's (45/25) (4.1ma) (highest Ma)

$ 14.99
(!!) (Best Single) JAN-5693 GE JAN Black Can NOS 1978 (3.0ma)

(!!) (Best Single) JAN-5693 GE JAN Black Can NOS 1978 (3.0ma)

$ 34.99
(!!) JRC-12AU7 RCA NOS long gray plates mid-1950's

(!!) JRC-12AU7 RCA NOS long gray plates mid-1950's "D" getter (9/11.6ma)

$ 64.99
(!!) JTL-5687WA Tungsol bronze plates

(!!) JTL-5687WA Tungsol bronze plates "O" getter used/good 1958 (30/30.5ma)

$ 29.99
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