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6CL6 RCA FAA NOS 1963 (34.5ma)
6CL6 US Brands NOS (29 in stock)
6CL6 US Brands used/good (8 in stock)
6CL8A GE NOS (8 in stock)
6CL8A Sylvania NOS (15 in stock)
6CM3 GE NOS 1960's (1 pair)
6CS6 RCA Brazil 1960's - 1970's (19 in stock)
6CS6 RCA NOS (2 in stock)
6CS7 GE branded Tungsol NOS 1961 era (21/11ma)
6CZ5 GE Canada black plate NOS 1969 (49ma) (Same build as RCA)
6CZ5 GE Europe gray plate NOS 1975 (60ma)
6CZ5 RCA black plate short bottle used/good 1960 era (48ma)
6D6 National Union used/tests like new 1930's (66/40)
6D6 Raytheon used/good 1930's (62/40)
6D6 Tungsol NOS (77/40)
6D6 US Brands used/good (2 for $8)
6D7 Panama green coated glass - flaked off in one area due to old age 1930's (52/31) (rare)
6D8EG Philco NOS (1 in stock)
6D8G US Brands NOS (2 in stock)
6DC6 US Brands used/test like new (0 in stock)
