Sovtek 12AX7 12AX7A ECC83 7025 Triple 3 Mica Vacuum Tube And Ronald Wolf WE HAVE HAD A DOZEN

WE HAVE HAD A DOZEN LESS-THAN-FOUR-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

They tested 53

new in box 7F8 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box RCA 5AM8 tubes tested to spec on our Paul Hart-calibrated TV7/U

(New US-made 6L6GCs typically test with plate current from the low 20s to mid 30s with transconductance from 2200 micromhos or so

Sovtek 12AX7 12AX7A ECC83 7025 Triple 3 Mica Vacuum Tube And Ronald Wolf WE HAVE HAD A DOZENThis Sovtek 7025 (lower gain 12AX7 ECC83) dual triode was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and it measured 40 44 where minimum (65%) is 32 32 and 100% is 49 49. It has outstanding silkscreening; a third mica spacer for increased vibration resistance and lowered microphonics; was made in China; has excellent flashing and a foil getter. I am playing it in one of my ArtSound single