6SQ7 RCA NOS 1961 (0.9ma Gm=1100)
6SQ7GT Fonoco by Sylvania used/strong 1951 (1.1ma and Gm=1100)
6SQ7GT Sylvania used/good 1951 (Gm=800)
6SS7 Ken Rad used/good 1940's (76/46)
6SS7=VT-199 Ken Rad NOS 1940's (74/46)
6ST7 RCA NOS
6SV7 GE NOS (10 in stock)
6SV7 Raytheon NOS
6SZ7 RCA NOS
6T10 US Brands NOS (8 in stock)
6T4 NOS
6T5 NOS
6T8 Sylvania NOS 1950's (10 in stock)
6T8A GE Canada NOS 1960's (6 in stock)
6T8A Lafayette Japan NOS (6 in stock)
6T8A RCA NOS (4 in stock)
6T8A Sylvania branded Westinghouse NOS 1967 (1 in stock)
6T8A Tungsol NOS 1960's (2 in stock)
6T9 GE branded RCA NOS original boxes (2 in stock)
6T9 GE branded RCA NOS original boxes (3 in stock)
