General Electric GE 5Y3 5Y3GT Vacuum Tube Rectifier Black Plate Thirtyfive Fiftyone I have played them in

I have played them in my Radio Craftsmen RC-2 monoblocks with adapters (not included) and they sound outstanding

Plate current draw: 20

These four Sylvania-MANUFACTURED 6U7G tubes were tested on our Paul Hart-calibrated TV7/U for shorts

Tube One measured 76/76 and Tube Two measured 79/77 where minimum (65%) is 50/50

(New 6GU7s typically test from within a half standard deviation of 2000 micromhos and the Jackson expresses this in terms of a percentage

General Electric GE 5Y3 5Y3GT Vacuum Tube Rectifier Black Plate Thirtyfive Fiftyone I have played them inThis black plate GE 5Y3GT rectifier tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 58 50 where minimum (65%) is 40 40 and 100% is 62 62. It has a bottom, D getter and a 4 09 188 5 date provenance code. 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