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(!!!!) (Best Pair) 807=ATS25 GEC England black oval plate ceramic base NOS 1940's glass chip inside each tube (79ma and 84ma) (same Gm)
(!!!!) 807 RCA black plate ceramic base NOS 1940's with data sheet (72.5ma) (1st series made) (rare)
(!!!) (BEST PAIR) 809 RCA ceramic base like new 1940 era (68/42 and 70/42)
(!!!) (Good Value Single) 807=ATS25 GEC England ceramic base NOS 1940's (70.2ma)
(!!!) (PAIR) VT-25-A Sylvania NOS and like new 1940's (34ma and 38.2ma)
(!!!) (Recommended) 814=VT-154 GE ceramic base like new 1940's (105ma)
(!!!) (SINGLE) 807=ATS25 GEC England ceramic base NOS 1940's dark gray plate (59ma)
(!) 814=VT-154 GE brown base like new 1940's (108ma)
(!) 814=VT-154 GE brown base like new 1940's (118ma) (Highest mA and Gm)
38233=2C21 Raytheon ceramic base NOS 1930's
38233=2C21 Raytheon ceramic base NOS 1940's
4-pin EF Johnson 123-206-1 = 123-206-200 Jumbo ceramic bayonet socket for 8008, 5C22, C6J vacuum tubes NOS (0 in stock)
T-40 Taylor ceramic base used/like new (1 in stock)
