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(1) Tested 1952 Sylvania 25Z5 Tube Code 2-26 Rectifier Doubler Vacuum Tube (c)

(1) Tested 1952 Sylvania 25Z5 Tube Code 2-26 Rectifier Doubler Vacuum Tube (c)

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$9.95 USD
$9.95 USD
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(1) Tested Sylvania 25Z5 Tube.
Date Code 2-26 (26th week of 1952).

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

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