Proco Rat Mods,Trying to mod ProCo Vintage Reissue RAT to add LED by pupulating missing PCB components, LED stays on all the time unless I jumper R13 to ground (multi-rat schematic in the pictures) :,Trying to mod ProCo Vintage Reissue RAT to add LED by pupulating missing PCB components, LED stays on all the time unless I jumper R13 to ground (multi-rat schematic in the pictures) :,Some modifications on the PRO CO RAT distortion pedal – Olivier Jambois Music,Basic Question - Powering ProCo Rat from +/-15v - MOD WIGGLER