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RE: Lux 300B SET hum after replacing PT

77.250.239.237

DC readings are:
- 300B filaments 7,75V and 4,7V
- 1K resistors 97,2V and 95,6V
- 300B's pin 2 > ground 496V and 495V
- 300B's pin 2 > 4 398V and 397V
- 300B's pin 3 > ground 9,6V both
- EF86's pin 6 > ground 278 and 266
- 5687 pin1/pin9 > ground 284V and 280V

Little to high and amp is humming



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