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(!!) (Pair #3) 56 Sylvania black plate NOS 1940's branded Western Electronics 1940's one tube has slightly tilted glass (5.2ma and 5.5ma)
(!!) (Pair #4) 56 Sylvania black plate NOS 1940's branded Western Electronics 1940's one tube has slightly tilted glass and plate (5.4ma and 5.4ma)
(!!) (Pair) 37 Sylvania 1940 era used/good no printing (6.6ma and 6.5ma) (Same Gm) 1-2% matched
(!!) (Recommended Pair) 30 Sylvania like new - same plates - different shape top mica (2.7ma and 2.9ma)
(!!) (Single) UX-120=20 Radiotron used/60% 1920's (4.8ma)
(!!) (sold out) JAN-CRC-808 RCA NOS 1943-1945 (strong output)
(!!) (~ Best Value Pair ~) 56 Sylvania test like new 1940's (5.3ma and 5.5ma)
(!!) 26 Cunningham NOS 1946 (5.4ma, Gm=1000)
(!!) 26 GE NOS 1946 (6.7ma, Gm=1200)
(!!) 26 RCA NOS 1946 (4.3ma, Gm=900)
(!!) 26 Super Silvertone by National Union NOS 1940's (5.7ma, Gm=1200)
(!!) 26 Tungsol NOS 1945 (4.4ma, Gm=1000)
(!!) 45 RCA 1940's used/good (22.6ma) (strong Gm)
(!!) 71A RCA/Cunningham NOS 1940 era (20ma)
(!!) ER-245=45 Eveready Raytheon Balloon box plate used/good 1932 (22ma) (Gm=60%)
(!!) PT-210 GE Pliotron Balloon engraved base NOS 1920's (29ma Gm=2000) (rare)
(!!) UX-226 Radiotron Balloon used/65% (3.8ma, Gm=900)
(!!) UX-226 RCA Balloon NOS 1930 era (7.6ma, Gm=1000) (very nice single)
(!!) UX-245 RCA Radiotron Balloon used/good 1930's rattle inside base (20.8ma)
(!!) UX-245 RCA Radiotron Balloon used/good 1930's slightly pitted base (29ma)
