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(!!!) (Recommended Pair) 866A GE NOS 1971 graphite lifted off top plate (56/40 and 57/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1954 (58/40 and 60/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (58/40 and 60/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (60/40 and 62/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (60/40 and 63/40)
(!!!) (Recommended Single) 5Z3G RCA NOS 1971 (56/40 and 58/40)
(!!!) (Recommended Single) 866A RCA tests like new 1956 (58/40)
(!!!) (Recommended Single) EZ80 Pope France NOS "O" getter halo 1970 (62/40 and 62/40) 1% section balance
(!!!) (Recommended Single) EZ80 RSD Hungary NOS 1960's (60/40 and 60/40) 1% section balance
(!!!) (Recommended Single) EZ80=6V4 Philips Miniwatt La Radiotechnique Chartres plant France NOS "O" getter halo 1963 (61-62/40)
(!!!) (Recommended Single) EZ81=6CA4 RFT East Germany NOS 1970's faded printing (50/40 and 50/40)
(!!!) (Recommended Single) JTL-6X4WA Tungsol NOS 1965 tests like new (64/40 and 66/40) (Highest testing single)
(!!!) (Set of 6) 6106 Bendix 1950's NOS rebranded 5Y3WGTA Heintz & Kaufman in 1970's (Set of 6 = 3 pairs)
(!!!) (Set of 74) 6X4 US Brands NOS original boxes 1950-1980 era (set of 74)
(!!!) (Single 1943) 6X5GT=VT-126B RCA black plates NOS 1943 (51/40 and 54/40) (Best Sound)
(!!!) (Single 1943) 6X5GT=VT-126B RCA black plates NOS 1943 slightly tilted glass (54/40 and 58/40) (Best Sound)
(!!!) (SINGLE) 5U4GB RCA NOS 1966 (60/40 and 68/40)
(!!!) (Single) 6V4=EZ80 RFT East Germany branded Funkwerk "W" used/good 1970's (47-48/40)
(!!!) (Single) 83 RCA NOS 1956 small amount of graphite flaked off plate (66/40 and 65/40)
(!!!) (Single) CV378=GZ37 Mullard low hours/tests like new "O" getter halo 1967 some stains around top of glass (51/40 and 51/40)