Matched Pair RCA 6N7 Vacuum Tubes Valves CRL 757357

Matched Pair RCA 6N7 Vacuum Tubes Valves CRL 757357This matched pair of RCA 6N7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 50 52 while Tube Two measured 52 52 where minimum (65%) is 38 38 and 100% is 58 58. These are 6N7 tubes. They are not 6SN7s! Unfortunately I can't tell you how they sound as we do not have any equipment that uses them nor do we have adapters at this time. WE HAVE SCORES OF THOUSANDS

mica snubbers for increased rigidity and lowered microphonics and excellent flashing

new in box GE 6AV5GA and 6AV5GT tubes tested to spec on our Paul Hart-calibrated TV7/U

I just cleaned this album on my VPI 16

Realistic Lifetime-BRANDED

These three Sylvania 6F5s were tested on our Paul Hart-calibrated TV7/U for shorts

new in box 5GS7 tubes tested to spec on our Paul Hart-calibrated TV7/U

WE HAVE HAD A DOZEN OR SO LESS-THAN-FOUR-STAR REVIEWS OR HAVE LOST A CUSTOMER BECAUSE WE REFUSED TO EITHER ISSUE A REFUND FOR A TUBE THAT WENT BAD AFTER IT HAD BEEN USED OR A BUYER DID NOT LOOK AT THE PICTURES AND/OR READ A DESCRIPTION THOROUGHLY

ONE IS MISSING

These five Ken-Rad-MANUFACTURED 6U7 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

This new old stock-testing Silvertone round plate type 56 triode was tested on our Paul Hart-calibrated TV7 for shorts

There were no shorts or gas

I cannot guarantee that the copper-colored finish is rose gold