Home › Forums › GuitarPCB Build Support › Sriracha fuzz help! (solved) › Reply To: Sriracha fuzz help! (solved) May 16, 2020 at 7:34 pm #12918 BarryKeymaster Thanks for the pics. This photo shows a 9v pad on the 3PDT wiring board going to ground on the main board. You need to share a common ground to the Main Board from some point.