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(1) Tested RCA 6GU7 Tube with Box Date Code BT Tall Gray Plates Halo Getter

(1) Tested RCA 6GU7 Tube with Box Date Code BT Tall Gray Plates Halo Getter

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$9.95 USD
$9.95 USD
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(1) Tested RCA 6GU7 Tube with Original Box.
Date Code BT.

Tall gray 4 hole wide ladder plates and a top round halo getter.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts and no leaks with the following results:

Gm Test = 1325-1300 micromhos
Minimum pass/good = 1025-1025

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