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6SF5GT Sylvania Philco NOS 1940's (1.1ma Gm=1100)
6SQ7GT FM Co. by Sylvania used/good 1949 (0.9ma and Gm=800)
6T7G Philco NOS (2 in stock)
6W4GT Arcturus by RCA NOS 1960 (56/40)
6W4GT CBS NOS 1950's (4 in stock)
6W4GT Channel Master Japan by Hitachi NOS "D" getter halo 1950's (7 in stock)
6W4GT GE NOS (2 in stock)
6W4GT GE NOS 1958 (2 in stock)
6W4GT Raytheon NOS (4 in stock)
6W4GT RCA NOS (12 in stock)
6W4GT Sylvania NOS "D" getter halo 1958 (1 in stock)
6W4GT Sylvania NOS (7 in stock)
6W4GTA GE NOS (2 in stock)
6X4 Allied by Matsushita Japan NOS 1960's (58/40 and 58/40) 1% section balance
6X4 Arcturus by GE NOS "D" getter 1960 (54/40 and 54/40)
6X4 GE like new 1950's "D" getter (54/40 and 54/40)
6X4 IEC Electron Japan used/tests like new 1960's (60/40 and 62/40)
6X4 International by Matsushita Japan NOS 1960's (55/40 and 56/40)
6X4 National Union "D" getter halo tests like new 1955 (56/40 and 58/40)
6X4 National Union used/good 1951 (55/40 and 56/40)
