Date Matching Pair ITT 6K6GT Black Plate Vacuum Tubes Tested NOS On TV 7


Average new tube value - 62

This tubes tested at -  66 - 62

Minimum value -  40


Date code on both - 321

Both tubes tested NOS on my newly calibrated TV - 7 tube tester. This tester also is used in conjunction with a variac to maintain test results accuracy and consistency. The tester was calibrated by Mr. Paul Hart.

 All tubes Passed The short test ,gas test, filament test and life test. 


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