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(!!!) (Best Pair #3) 407A Western Electric NOS "O" getter 1972-1983 (40-40/26 and 42-43/26)
(!!!) (Best Pair #3) 407A Western Electric NOS "O" getter 1972-1983 (40-40/26 and 42-43/26)
$ 74.44
1 pair) 407A Western Electric NOS "O" getter original boxes
1 tube) 40/26 and 40/26 (1983)
1 tube) 42/26 and 43/38 (1972)
Tested on TV-7D/U
407A=396A with a 20V filament
See more: vacuum tube
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 (Best Pair #3) 407A Western Electric NOS "O" getter 1972-1983 (40-40/26 and 42-43/26) "Pin It")