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(1) Tested Sylvania 6CY5 Tube with Box Date Code ha ABO Tetrode Tube

(1) Tested Sylvania 6CY5 Tube with Box Date Code ha ABO Tetrode Tube

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$6.95 USD
$6.95 USD
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(1) Tested Sylvania 6CY5 Tube with Original Box.
Date Code ha ABO.

One inner tab of the box has been torn off.

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

Gm Test = 5750 micromhos
Minimum pass/good = 3150

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