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117N7GT US Brands NOS (2 in stock)
117N7GT US Brands used/good (4 in stock)
117Z3 GE NOS 1964 (5 in stock)
117Z3 Sylvania NOS 1951 (6 in stock)
117Z3 US Brands used/good (2 in stock)
117Z6GT US Brands NOS (6 in stock)
117Z6GT US Brands used/good (6 in stock)
12.10.22 (!) (Best Pair) 12SA7 RCA NOS (4.8ma and 4.9ma)
12AL5 Telefunken Germany <> bottom NOS 1963 (0 in stock)
12AT6 Various Brands NOS (4 in stock)
12AT7 East Germany branded "M" Mühlhausen NOS 1970's (7.2/7.6ma)
12AT7 RCA Black Plates "D" getter used/good mid-1950's
12AT7=ECC81 Haltron East Germany NOS 19740's (7.2/7.0ma) 1-2% section balance
12AX3 Sylvania NOS (95/60)
12AX3 Sylvania NOS (sold out)
12AZ7A GE Zenith gray plates NOS "U" getter halo 1960 (15ma/9.6ma)
12AZ7A RCA black plates NOS 1975 (7.6/9.2ma)
12AZ7A RCA branded Zenith black plates "D" getter NOS 1966 (8.0/8.8ma)
12B4A RCA NOS 1960's (31.5ma)
12B4A Sylvania NOS 1960's (33ma)
