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(1) Tested Sylvania 12AU7A Tube Code 735 Copper Posts Gray Plates Halo 12AU7 (g)

(1) Tested Sylvania 12AU7A Tube Code 735 Copper Posts Gray Plates Halo 12AU7 (g)

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$14.95 USD
$14.95 USD
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(1) Tested Sylvania 12AU7A Tube.
Green Lettering. Date Code 735.

Grey plates with copper grid posts and a square halo getter.

This tube tests above NOS specs.

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

Test Result = 2500-2400 micromhos
Minimum pass/good = 1400-1400
NOS Target Value = 2100-2100

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