1962/67 Test NOS Close Matched PAIR Mullard 12AU7 ECC82 TUBE NO MICROPHONIC TV7

BOGEN AMP Tested - No microphonics. Tubes TESTED AND sounded good in my BOGEM AMP! Tested to be in guaranteed working condition. I tested these on a High Quality Professonal Hickok TV-7/U Tester.

TUBE's TEST RESULT's. Check out the photo's!

TESTED WITH a (TV-7/U) FOR GAS, SHORTS, AND MUTUAL CONDUCTANCE AND ARE MOSTLY STRONG TUBES! Photos for condition and quality. My Other Items For Sale.

I WONT CHANGE DECLARED VALUE ON CUSTOM FORMS AND INTERNATIONAL BUYERS ARE RESPONSIBLE FOR. TESTED ON Calibrated HICKOK TV-7 B/U. Minimum Ratings for TV-7 Testers are equal to 65% of average new ratings. ALL tubes will be ran through a Daniel Nelson calibrated HICKOK TV-7 B/U for a full mutual conductance test. This is a world class tester that is calibrated by the Hickok doctor.