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(!) 78 Ken Rad like new partially faded printing 1947 (63/36)
(!) 78 Philco used/good 1930's (55/36)
(!) UX-112A Radiotron Balloon engraved base used/good 1930 era (7.4ma)
(1 set of 4 tubes) 6D6 Mixed US Brands used/good 1930's - 1940's (set of 4)
(DISPLAY TUBE) 480 Deforest Audio Balloon shape glass 1930's (for display purposes only - does not work)
(DISPLAY TUBE) TS-281 Tungsol Balloon NOS engraved base 1930's (for display purposes only)
(DISPLAY TUBES) 80 Balloon shape glass 1930's (for display purposes only - do not work)
(DISPLAY) 242 Duovac USA brass base 1930's used but has high current will not run stable in amp - sold as display tube only
(READ REVIEW) (!!!) 314A Western Electric Engraved base NOS 1930's slightly tilted glass in base (full-wave rectifier) (58/40 and 66/40)
(READ REVIEW) 2A3 Ken Rad branded GE coated glass NOS 1949-1950 (117ma and 114ma) (sound fantastic)
(Single) 46 National Union NOS 1950 era (56ma Gm=3000)
(Single) 46 Philco by Sylvania NOS 1940's (50ma Gm=2600)
112A Rayovac Balloon engraved base used/very good, internals like a UX-112A RCA (8.5ma)
112A RCA used/tests like new 1930's (7.5ma)
15 Zenith engraved base used/50% output
1608 RCA white ceramic base NOS in white box 1940 era (32.5ma)
245=45 Silvertone Balloon engraved base 1930 era used/tests like new (42ma Gm=2230)
257A Western Electric engraved base NOS 1930's (6 in stock) (257A is a 231D with a top cap grid connection)
257A Western Electric printed base NOS 1954
257A Western Electric printed base NOS 1960
