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Old 12-07-2021, 02:07 PM
Kevin Kuehn's Avatar
Kevin Kuehn Kevin Kuehn is offline
Workin' Late Again
 
Join Date: Jan 2011
Location: WI
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Quote:
Originally Posted by vortalexfan View Post
OK so I put C3B back into the circuit and the voltage is still around 145V upto C50 then after C50 the voltage drops off to basically nothing, so I'm suspecting C50 and C51 are both defective which is why the voltage is non-existant at p5 and p6 of the 5BQ5 tube socket.
If C50 is shorted you could have positive bias on the grid(pins 1-7) of the your 5AQ5 and that tube would be very hot. Did you measure voltage on pin 1 and 7? I thought not.
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