RCA 12AH7 12AH7GT VT-207 Vacuum Tubes

RCA 12AH7 12AH7GT VT-207 Vacuum TubesThis RCA 12AH7GT VT 207 tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 64 68 where minimum (65%) is 50 50 and 100% is 77 77. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST

78 and 80 where minimum (65%) is 45

new in box 14BR11 tubes tested to spec on our Paul Hart-calibrated TV7/U

00                                                                                              1 6P5GT: $7

The dynamic range and Mu readings

They measured (from left to right) 27/26

These six new old stock-testing

I HAVE HAD TWO OR THREE LESS-THAN-FIVE-STAR REVIEWS OR HAVE LOST A CUSTOMER BECAUSE I REFUSED TO EITHER ISSUE A REFUND FOR A TUBE THAT WENT BAD AFTER IT HAD BEEN USED OR A BUYER KNEW NOTHING ABOUT TUBE REBRANDING AND CLAIMED THAT SOMETHING MADE BY TUNG-SOL AND BRANDED BY EMERSON WAS MADE BY EMERSON

There are six new old stock

new in box milspec black plate GE JAN-6Y6GT / JAN-CG-6Y6GT tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box US-made 1T4 tubes tested to spec on our Paul Hart-calibrated TV7/U

I have run them (with adapters) not included in my Musical Paradise MP-3 and they sound great

This trio of Wards type 76 triodes was tested on our Paul Hart-calibrated TV7/U for shorts