[Elecraft] HELP! KPA-500 HV is 10 Volts

2019-05-04 Thread Andy Durbin
"When I powered-up the unit and tapped "HV" I get numbers between 9 and 11 volts (expecting ~ 65 or 70 Volts)." I'd suggest measuring the actual HV rail at the PA input spade terminal. That will tell you if you have a real low voltage problem or a voltage sensing problem. The interlock

[Elecraft] HELP! KPA-500 HV is 10 Volts

2019-05-04 Thread Tom KG3V
Just got a repaired KPA-500 PA/LPF module from Elecraft and installed it in my KPA-500 Amp. I carefully (I thought) reassembled everything. When I powered-up the unit and tapped "HV" I get numbers between 9 and 11 volts (expecting ~ 65 or 70 Volts). I know this is not right. I double-checked