Guitar wiring diagram with 2 humbuckers, 3-way toggle switch, one volume control plus on/on mini toggle switches for each pickup to select between humbucker and single coil mode. North coil of neck pickup is active in single coil mode and South coil of the bridge coil is active in single coil mode. Ready to start? Don't forget the Wire, Solder, Shielding & Supplies. Copyright© GuitarElectronics.com LLC. Unauthorized use prohibited. Click diagram to view full size.