In Reply to: RE: Negative bias supply problems posted by vetmedrobert@gmail.com on June 26, 2017 at 06:29:09:
Wonder why "R?" Maybe, check the resistance. I don't think you need this. Just compensate by adjusting R1 and R2 values, downstream.
You sure the polarity of the diodes and 'lytics are correct, in the circuit? Must be (+) to ground.
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Follow Ups
- Voltage doubler seems correct - FenderLover 07:06:15 06/26/17 (1)
- RE: Voltage doubler seems correct - vetmedrobert@gmail.com 08:20:18 06/26/17 (0)