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Tested Matched Pair RCA 5U4GB Tubes Black Ribbed Plates Square Getters NK & MR

Tested Matched Pair RCA 5U4GB Tubes Black Ribbed Plates Square Getters NK & MR

Tested and Guaranteed

$68.95 USD
$68.95 USD
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Tested Matched Pair of RCA 5U4GB Tubes.
Date Codes NK and MR.

Black ribbed plates with top side square D getters.

Tubes are matched for NOS testing and internal structure.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts at 1500-1525 and 1550-1475 where 800-800 is minimum pass/good.

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