(!!!) (Best Pair) 1625 National Union NOS 1944 (90/40 x 2 tubes)
By Tube World
$ 20.99
1 pair) 1625 National Union NOS 1944 in original boxes
1) 90/40
1) 90/40 slightly tilted glass
tested on TV-7D/U
(1625=807 with 12.6V @ 450ma filament and 7 pin base, common in WWII Transmitters)
- ELKIN linear amp
See more: vacuum tube
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 (Best Pair) 1625 National Union NOS 1944 (90/40 x 2 tubes) "Pin It")