Log in using the new customer accounts page.
7591 Fisher Westinghouse used/good/75% 1963 (43.5ma, Gm=7450)
7591 Tungsol used good 1963 (55ma, Gm=8100)
7591A Sylvania branded RCA coin-base NOS 1970's (63ma, Gm=10,000)
7591A Sylvania branded RCA used/75% 1968 (51ma, Gm=7,600)
7868 RCA black plate tipped top NOS 1960 era (59ma)
7868 RCA black plate tipped top used/good 1960 era (42.5ma)
7868 Sylvania NOS 1976 (71ma)
7868 Wurlitzer RCA black plate tipped top NOS 1962 (48.5ma)
EL34 GE Holland brown base used/55% 1961 (51ma)
EL37 Mullard UK black plate used/75% 1958 (71ma)
