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(!) (Single) 6R7G RCA Victor NOS 1945 era (103/60)

(!) (Single) 6R7G RCA Victor NOS 1945 era (103/60)

$ 12.99
(!) (SINGLE) 6SL7GT RCA round black plates NOS 1970 (2.0/2.1ma)

(!) (SINGLE) 6SL7GT RCA round black plates NOS 1970 (2.0/2.1ma)

$ 39.99
(!) (SINGLE) 841=VT-51 Hytron NOS 1940's (5.2ma Gm=1200)

(!) (SINGLE) 841=VT-51 Hytron NOS 1940's (5.2ma Gm=1200)

$ 119.99
(!) (slightly microphonic) 6SL7GT=VT-229 RCA round black plates like new 1942-1945 era (2.4/2.6ma)

(!) (slightly microphonic) 6SL7GT=VT-229 RCA round black plates like new 1942-1945 era (2.4/2.6ma)

$ 39.99
(!) 203A Sylvania brass base tests like new 1930's

(!) 203A Sylvania brass base tests like new 1930's

$ 299.99
(!) 31 Ken Rad NOS engraved base 1940 era (11ma)

(!) 31 Ken Rad NOS engraved base 1940 era (11ma)

$ 16.99
(!) 31 Tungsol NOS 1940's (11.8ma)

(!) 31 Tungsol NOS 1940's (11.8ma)

$ 16.99
(!) 47 Raytheon engraved base box plate used/good 1930's (25.2ma Gm=1940)

(!) 47 Raytheon engraved base box plate used/good 1930's (25.2ma Gm=1940)

$ 13.99
(!) 47 RCA Radiotron engraved base used/good 1930's (27.5ma Gm=2250)

(!) 47 RCA Radiotron engraved base used/good 1930's (27.5ma Gm=2250)

$ 21.99
(!) 47 Tungsol Aristocrat low hours/tests like new 1940's (38ma Gm=2770) (highest mA and Gm)

(!) 47 Tungsol Aristocrat low hours/tests like new 1940's (38ma Gm=2770) (highest mA and Gm)

$ 24.99
(!) 6F6G Sylvania coated glass used/good 1940's (36.8ma)

(!) 6F6G Sylvania coated glass used/good 1940's (36.8ma)

$ 31.99
(!) 6L6Y RCA metal can (Y=brown bottom) NOS 1955 (78.8ma)

(!) 6L6Y RCA metal can (Y=brown bottom) NOS 1955 (78.8ma)

$ 39.99
(!) 80 Delco by Sylvania ST-shape used/tests like new 1947 rattle inside base (57/40 and 60/40)

(!) 80 Delco by Sylvania ST-shape used/tests like new 1947 rattle inside base (57/40 and 60/40)

$ 21.99
(!) 80 Hygrade Sylvania experimental tube used/strong 1940 era (54/40 and 52/40)

(!) 80 Hygrade Sylvania experimental tube used/strong 1940 era (54/40 and 52/40)

$ 14.99
(!) 80 Ken Rad ST-shape tests like new mid-1940's (52/40 and 54/40)

(!) 80 Ken Rad ST-shape tests like new mid-1940's (52/40 and 54/40)

$ 25.99
(!) 80 National Union NOS 1950 era (54/40 and 58/40)

(!) 80 National Union NOS 1950 era (54/40 and 58/40)

$ 32.99
(!) 80 Tungsol ST-shape tests like new 1940's (54/40 and 56/40)

(!) 80 Tungsol ST-shape tests like new 1940's (54/40 and 56/40)

$ 24.99
(!) 80 Tungsol ST-shape tests like new 1940's (57/40 and 60/40)

(!) 80 Tungsol ST-shape tests like new 1940's (57/40 and 60/40)

$ 27.99
(!) 80 Tungsol ST-shape used/good 1946 (52/40 and 54/40)

(!) 80 Tungsol ST-shape used/good 1946 (52/40 and 54/40)

$ 14.99
(!) 810 RCA black plate used/tests like new 1940's reboxed - large getter

(!) 810 RCA black plate used/tests like new 1940's reboxed - large getter

$ 199.99
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