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5608A Tungsol NOS made for Barber Colman (Wheelco Instruments) 1959-1971 (0 in stock)
5637 Sylvania NOS 1953 in white boxes (3 in stock)
5693 RCA red can used good 1958 scratches on metal can (2.5ma)
5694 Raytheon (sold out)
57 US Brands used/good 1930's - 1940's (6 in stock)
5702 US Brands NOS (2 in stock)
5702WA Raytheon NOS (8 in stock)
5702WB Raytheon NOS (11 in stock)
5703 Raytheon NOS 1950's (5 in stock)
5719 GE NOS 1953 (similar to 6AD4) (6 in stock)
5719 Sylvania Gold Brand NOS 1952 (similar to 6AD4) (4 in stock)
5722 Sylvania NOS 1960's (1 in stock)
5725W=6AS6 US Brands NOS (100 in stock)
58 Raytheon used/good 1940's (52/36)
58 RCA Cunningham used/good 1940's (62/36)
5814A RCA NOS 1970 era slightly microphonic (10.2/11.2ma)
5823=Z900T NOS (40 in stock)
5829
5840W=EF732 Sylvania NOS 1970's (5.2ma)
5842Q Raytheon NOS 1983 (21ma and Gm=21,600)
