Search found 2 matches

by RyanFromQA
Mon Jan 31, 2022 1:49 pm
Forum: Dumble Discussion
Topic: Two Rock JM Preamp Pedal - No signal, just hum
Replies: 8
Views: 2504

Re: Two Rock JM Preamp Pedal - No signal, just hum

I don’t see any plate load resistors? That's cause they aren't there! :oops: Someone else also pointed that out to me and that's absolutely correct. I totally missed it when transcribing from the full schematic. Last night just to test the theory I soldered a 100k resistor inline with the B+ supply...
by RyanFromQA
Sun Jan 30, 2022 10:59 pm
Forum: Dumble Discussion
Topic: Two Rock JM Preamp Pedal - No signal, just hum
Replies: 8
Views: 2504

Two Rock JM Preamp Pedal - No signal, just hum

Hello all, this is my first post on here.... really blown away by the wealth of information on here. I'm hoping someone can help me out. Last year I saw the Peace Hill preamp pedals and the MasonFX Mayerland, and decided to try to take on a build myself. I worked off the schematics and info in this ...