Tested Matched Pair of RCA 6EM5 Tubes.

Date Codes FN.

Tubes are closely matched for Gm testing (see below), date codes and internal structure - they are identical.

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

Test Result = 5450 and 5350 micromhos

Minimum pass/good = 3200

~ Please view all 5 photos ~

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