(1) Tested GE 12BH7A Tube with Original Box.
Date Code RE.
Gray plates with a top round halo getter.
This tube tests as NOS.
Tested on a calibrated Hickok TV-10 military tube tester and exhibiting no shorts or leaks with the following results:
Test = 3025-3150 micromhos
Minimum pass/good = 1500-1500
NOS rating = 2250-2250
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