(1) Tested RCA 12AU7A/ECC82 Tube with Original Box.
Date Code CS.
Copper grid posts, wide gray plates and a side square getter.
This tube tests above NOS specs.
Tested on a calibrated Hickok TV-10 military tube tester and exhibiting no shorts or leaks with the following results:
Test Result = 2450-2625 micromhos
Minimum pass/good = 1400-1400
NOS Target Value = 2100-2100
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