(!!!!) (BEST Pair #3) 6CW4 GE NOS 1974-1978 (105/60 and 107/60) (strong emission)
(!!!!) (BEST Pair) 6CW4 GE NOS 1966-1970 (117/60 and 118/60) (strong emission)
(!!!!) (BEST Pair) 6CW4 GE NOS 1975-1976 (120/60 and 120/60) (strong emission)
(!!!) (Best Pair #2) 6CW4 RCA NOS 1963-1968 (112/60 and 108/60)
(!!!) (Best Pair #3) 6CW4 RCA NOS 1961-1965 (103/60 and 102/60)
(!!) (Best Pair #1) 6CW4 RCA NOS 1963 (120/60 and 120/60)
(!!) (Best Pair) 6CW4 Sylvania NOS 1960's (120/60 and 120/60)
(!!) (PAIR) 6CW4 GE NOS 1980-1981 (88/60 and 91/60)
6CW4 GE like new 1980 (120/60)
6CW4 RCA NOS 1970 era (1 in stock)
6CW4 Tungsol NOS (1 in stock)
6CW4 used/good (5 in stock)
6DS4 GE NOS 1967-1971 (1 pair)
6DS4 GE NOS 1970 (1 in stock)
6DS4 RCA NOS (1 in stock)
