(!!!) (#1 6SJ7WGT QUAD) 6SJ7WGT Sylvania black plate NOS 1960's (3.3, 3.3, 3.3, 3.4ma) (matched on Amplitrex AT1000)
(!!) (#1 6SJ7 Pair 1950's) 6SJ7Y RCA brown bottom metal can NOS 1956 (3.1/3.4ma)
(!!) (#1 6SJ7GT Hytron Pair) 6SJ7GT Hytron NOS 1952 same date codes, different shape top mica (2.7ma and 2.7ma)
(!!) (#1 6SJ7Y RCA Pair) 6SJ7Y RCA brown bottom metal can NOS 1971 (Y=brown bottom) (3.2/3.3ma)
(!!) (#1 6SJ7Y RCA Pair) 6SJ7Y RCA brown bottom metal can NOS 1971 (Y=brown bottom) (3.4/3.5ma)
(!!) (#2 6SJ7WGT PAIR) 6SJ7WGT Sylvania black plate NOS 1960's (3.1ma/3.2ma) (matched on Amplitrex AT1000)
(!!) (#3 6SJ7WGT PAIR) 6SJ7WGT Sylvania black plate NOS 1960's (2.7ma/3.0ma) (matched on Amplitrex AT1000)
(!!) 6SJ7GT Sylvania chrome top NOS/80% 1947-1950 (2.2ma and 2.2ma)
(!) (#1 6SJ7 RCA Pair 1960's) 6SJ7 RCA NOS 1960's (3.5/3.6ma)
(!) (#1 6SJ7GT National Union Pair) 6SJ7GT National Union metal base NOS 1940's (2.5ma and 2.6ma)
(!) (#2 6SJ7 RCA Pair 1960's) 6SJ7 RCA NOS 1960's (2.6ma/2.7ma)
(!) (BEST 6SJ7WGT) 6SJ7WGT Sylvania black plate NOS 1960's (4.2ma) (tested on Amplitrex AT1000)
6SJ7 and 6SJ7Y used/good (60 in stock)
6SJ7 and 6SJ7Y used/pullouts (sold as-is, not tested, no warranty) (50 in stock)
6SJ7 metal can NOS (5 pairs in stock)
6SJ7 metal can NOS (50 in stock)
6SJ7GT El Menco JAPAN black base NOS 1960's (2.9ma)
6SJ7GT Hytron NOS/60% 1956 (1 pair: 1.7/1.8ma)
6SJ7GT National Union metal base NOS around 1950 (3.0ma)
6SJ7GT Sylvania NOS branded RCA around 1960 (2.6ma)
