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(1) Tested Truetone 6AC7 Tube with Box Code 517 Sharp Cut Off Pentode Tube

(1) Tested Truetone 6AC7 Tube with Box Code 517 Sharp Cut Off Pentode Tube

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$9.95 USD
$9.95 USD
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(1) Tested Truetone 6AC7 Tube with Original Box.
Date Code 517.
The 274 EIA code indicates that this tube was made by RCA for Truetone.

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

Gm Test = 4750 micromhos
Minimum pass/good = 3800

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