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(1) Tested National Union 7Y4 Tube with Box Code HC Loctal Tube Rectifier Tube

(1) Tested National Union 7Y4 Tube with Box Code HC Loctal Tube Rectifier Tube

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$10.95 USD
$10.95 USD
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(1) Tested National Union 7Y4 Loctal Tube with Original Box.
Date Code HC.

The box shows overall scuffing and edge wear.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts at 1300-1275 where 800-800 is minimum pass/good.

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