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(1) Tested Strong Sylvania 7B5 Tube with Box Loctal Tube Pentode Loktal Tube (a)

(1) Tested Strong Sylvania 7B5 Tube with Box Loctal Tube Pentode Loktal Tube (a)

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$12.95 USD
$12.95 USD
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(1) Tested Very Strong Sylvania 7B5 Loctal Tube with Original Box.

The box shows wear and some fading/staining on the top tab - see photos.

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

Gm Test = 2050 micromhos
Minimum pass/good = 1000

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