Guitar wiring diagram with 2 humbuckers, 5-way 4-pole rotary switch, one volume control. Custom 5-way switching: 1. Bridge Humbucker (series) 2. Bridge Humbucker (parallel) 3. Bridge Series Humbucker + Neck Series Humbucker 4. Neck Humbucker (parallel) 5. Neck Humbucker (series). Ready to start? Don't forget the Wire, Solder, Shielding & Supplies. Copyright© GuitarElectronics.com LLC. Unauthorized use prohibited. Click diagram to view full size.