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350A Western Electric used/good 85% 1947 (78.2ma and Gm=7400)
35Z6G National Union NOS (2 in stock)
56 National Union used/good 1940's (5.3ma)
56 National Union used/good 1950 small faded getter (4.1ma)
56 Philco by Sylvania used/good 1940's (5.2ma)
56 Super Airline used/good 1940's (4.1ma)
57 Cunningham used/tests like new 1930's (45/31)
57 Raytheon used/tests like new 1930's (46/31)
58 National Union NOS 1950 era (58/36)
58 RCA NOS 1940's (68/36)
58 US Brands used/good (6 in stock)
5U4G Crosley Sylvania used/good 1950 (55/40 and 56/40) stains at top from usage
5U4G RCA used/good 1953 a few oxide flakes inside tube (50/40 and 52/40)
5U4G Sylvania used/good 1948 small getter (54/40 and 55/40)
5W4GT Tungsol NOS 1952 (52/40 and 54/40)
5Y3G GE used/good 1943 (46/40 and 52/40)
5Y3G Ken Rad used/good 1940's faded printing (46/40 and 51/40)
6A8G Sylvania NOS 1951-1952 (44/29)
6K7GT=VT-86B Sylvania used/tests like new 1944-1945 (10ma Gm=1800)
6P5G RCA NOS 1940's (5.7ma Gm=1400)
