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(1) Tested Truetone 25Z5 Tube Code 709 Full Wave Rectifier Doubler Tube (b)

(1) Tested Truetone 25Z5 Tube Code 709 Full Wave Rectifier Doubler Tube (b)

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$9.95 USD
$9.95 USD
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(1) Tested Truetone 25Z5 Tube.
Date Code 709.
The 188 EIA code indicates that this tube was made by GE for Truetone.

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

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