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7Q7 RCA NOS 1950's (4 in stock)
7Q7 Tungsol by Sylvania used/good 1950's (95/57)
7R7 Sylvania used good (59/38)
7R7 Tungsol NOS 1947-1948 (52/38)
7R7 US Brands NOS (4 in stock)
7S7=7J7 Mullard England NOS (4 in stock)
7S7=7J7 US Brands NOS (8 in stock)
7T7 NOS
7V7 Various US Brands NOS (27 in stock)
7W7 US Brands NOS (4 in stock)
7X6 US Brands NOS (5 in stock)
7X7 Sylvania branded RCA NOS slightly tilted glass (98/60)
7X7 Sylvania branded Tungsol NOS (3 in stock)
7X7=XXFM Sylvania branded Emerson NOS 1949 (97/60)
7Y4 Brimar England NOS 1950's (4 in stock) (rectifier)
7Y4 US Brands NOS (5 in stock) (rectifier)
7Y4 used/good (2 in stock)
7Z4 US Brands NOS (8 in stock)
7Z4 US Brands used/good (2 in stock)
8000 Cetron like new in excellent condition, large getter, high emission 1978 (8000=810 with lower Mu)
