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Classic Currents

Matched Pair GE 6SN7GTB Tubes Gray Plates Round Getter Codes LT & 63-52 6SN7GT

Matched Pair GE 6SN7GTB Tubes Gray Plates Round Getter Codes LT & 63-52 6SN7GT

Tested and Guaranteed

$58.95 USD
$58.95 USD
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Tested Matched Pair of GE 6SN7GTB Tubes.
Date Codes LT and 63-52.

Tubes are closely matched for Gm testing within 5% (see below) and internal structure - they are identical.

Gray plates with side round getters and top sawtooth mica spacers.

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

Gm Test = 2625-2750 and 2625-2750 micromhos
Minimum pass/good = 1650-1650

Also performance tested in-circuit through a Class A amplifier with no microphonics detected.

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