Sylvania 5Y3 5Y3G Vacuum Tube Rectifier Black Plate ST Shoulder Shape AL9599 ALB6-8290

Sylvania 5Y3 5Y3G Vacuum Tube Rectifier Black Plate ST Shoulder Shape AL9599 ALB6-8290This black plate Sylvania MANUFACTURED, Philco LABELED 5Y3G rectifier tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 50 53 where minimum (65%) is 40 40 and 100% is 62 62. It has a nifty, old fashioned Coke bottle; a dimple sheet getter, outstanding flashing and a P1 date code. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO

new in box RCA 6EH5 tubes tested to spec on our Paul Hart-calibrated TV7/U

It has a top double-O getter

new in box milspec National Union JAN-CNU 2X2A VT-119 879 tube tested to spec on our Paul Hart-calibrated TV7/U

IN OVER OVER 7000 SALES

This pressing has lightl surface noise audible in quiet passages and barely-audible in voice-level passages

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

It is a faithful transfer of the 78 sources and

This Raytheon 0Z4 regulator tube tested to spec in our Paul Hart-calibrated TV7/U tube tester

Plate current draw was 37

Just a few pops and ticks in the quietest passages

Tube Five has been repaired

new in box matched pair of RCA 6FQ7 / 6CG7 dual triodes was tested on our TV7/U for shorts