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(!!!) (Best Pair) 1625=VT-136 National Union NOS 1943-1944 (87/40 and 90/40)

(!!!) (Best Pair) 1625=VT-136 National Union NOS 1943-1944 (87/40 and 90/40)

$ 21.99

1 pair) 1625=VT-136 National Union NOS 1943-1944

1 tube) 90/40 (JAN-CNU-1625)

1 tube) 87/40 (US-Navy-CNU-1625) a few vertical scratches on base


Tested on TV-7

 

(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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