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Classic Currents

Tested Matched Pair 1947 Western Electric JW 5847 Tubes (404A) Codes 752 Angled

Tested Matched Pair 1947 Western Electric JW 5847 Tubes (404A) Codes 752 Angled

Tested and Guaranteed

$48.95 USD
$48.95 USD
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Tested Matched Pair of 1947 Western Electric JW-5847 Tubes (404A).
Date Codes 752 place the production of both to October - December of 1947.

Tubes are closely matched for Gm testing (see below), 1947 date codes and internal structure - they are identical.
Black plates with top square angled D getters.

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

Gm Test = 7000 and 6875 micromhos
Minimum pass/good = 4600

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