Silvertone 5Y3 5Y3GT Vacuum Tube Rectifier Black Plate 12Q7 Octal 65 and 79 where minimum

65 and 79 where minimum (65%) is 45

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" AND YOU HAVE NOT ACTUALLY RECEIVED IT

on our Paul Hart-calibrated TV7/U where minimum (65%) is 40/40

They are dead quiet when the CD player is paused (I have no preamp) and have excellent frequency response

Silvertone 5Y3 5Y3GT Vacuum Tube Rectifier Black Plate 12Q7 Octal 65 and 79 where minimumThis Silvertone 5Y3GT black plate 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 56 where minimum (65%) is 40 40 and 100% is 62 62. This tube has a bottom D getter and an E9M date code which means it was likely made by Sylvania. Im playing it now in one of my Radio Craftsman RC 2 mono blocks and it sounds great. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES.