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Classic Currents
(1) Tested 1950 Western Electric JW 6AK5 403A Tube Code 026 Square Halo Getter
(1) Tested 1950 Western Electric JW 6AK5 403A Tube Code 026 Square Halo Getter
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(1) Tested 1950 Western Electric JW 6AK5 403A Tube.
Date Code 026 which places production to April - June of 1950.
Black plates with a top square D halo getter.
Tested on a calibrated Hickok TV-10 military tube tester with no shorts and no leaks with the following results:
Gm Test = 4250 micromhos
Minimum pass/good = 2750
~ Please view all 5 photos ~
