Category Archives: Modifications
Always use the right power supply…
Surprisingly this pedal was still function despite the significant damage done to the circuit board and part of the power supply circuit.
Surface Mount ICs
Upgrading opamps for better sound quality is very common request. The commonly used (and dirt cheap) JRC4558 may be popular for Tubescreamers but is not be ideal for circuits when you want the most transparent sound. Burr-Brown and other companies … Continue reading
Roland Jet Phaser AP-7
This has been an on going project which I think finally came to an end. It was a distortion/phase pedal but you couldn’t select the effects separately. I added the center switch to control the phaser separate from the distortion. … Continue reading