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6AX8 NOS
6AY11 GE NOS (0 in stock)
6AZ5 Sylvania NOS (5 in stock)
6AZ8 RCA branded GE NOS (1 in stock)
6AZ8 RCA NOS (1 in stock)
6AZ8 US Brands used/good (3 in stock)
6B4G Sylvania rebranded Delco NOS separate plates 1952 (81ma)
6B4G Sylvania rebranded RCA used/good 1953 (77.5ma)
6BJ7 US Brands NOS (4 in stock)
6BQ5 GE NOS 1960's (40ma)
6BQ5 GE NOS 1973 (71ma) (recommended for FIXED-BIAS amp only due to high current)
6BQ5 GE NOS 1977 (58.5ma)
6BQ5 GE Zenith NOS 1976 (46.2ma)
6BQ5 Lindal Japan like new 1970's (50ma)
6BQ5 Lindal Japan NOS 1970's (42ma)
6BQ5 Lindal Japan NOS 1978 (59.5ma)
6BX7GT CBS NOS 1959 (53ma/73ma)
6C4WA Sylvania NOS 1965 and 1971 (read review)
6CA4 GE branded Tungsol like new 1960's (55/40 and 56/40)
6CG7 Sylvania Emerson used/good chrome electrostatic shield between plates "U" getter 1957 (6.2/6.8ma)
