6SK7GT Sylvania FM Co. used/good 1940's (8.2ma)
6SK7GT Sylvania used/good 1940's (7.3ma)
6SQ7 GE metal can NOS (1 in stock)
6SQ7 metal used/good (3 in stock)
6SQ7 RCA NOS 1950 (1.0ma Gm=1300)
6SQ7 RCA NOS 1950 (1.3ma and Gm=1600)
6SQ7 RCA NOS 1950 era (6 in stock) (special price)
6SQ7 RCA NOS 1953 (1.0ma Gm=1200)
6SQ7 RCA NOS 1953 (1.0ma Gm=1400)
6SQ7GT Fonoco by Sylvania used/strong 1951 (1.1ma and Gm=1100)
6SQ7GT Sylvania used/good 1951 (Gm=800)
6SR7 US Brands metal can NOS (15 in stock)
6SS7 Dumont NOS
6SS7 Tungsol NOS 1955 (100/60)
6ST7 RCA NOS
6SV7 GE NOS (10 in stock)
6SV7 Raytheon NOS
6SZ7 RCA NOS
6T4 NOS
6T5 NOS
