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(1) Tested Raytheon 12A5 Tube Engraved Base Power Amplifier Pentode Vacuum Tube

(1) Tested Raytheon 12A5 Tube Engraved Base Power Amplifier Pentode Vacuum Tube

Tested and Guaranteed

$9.95 USD
$9.95 USD
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(1) Tested Raytheon 12A5 Engraved Base Tube.

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

Gm Test = 1950 micromhos
Minimum pass/good = 1130

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