Home › Forums › Products › Stompboxes › Switching on Wah Pedal from H9 › Reply To: Switching on Wah Pedal from H9 March 24, 2018 at 6:37 pm #148788 mferrandMember To All, I’ve looked into the SP-9P and it looks like it should work. I already own an SP-1 and would like to ‘convert’ it. Any thoughts on how to do this? I can’t find the wiring diagram for a SP-9P
