"gilmour Switch" Wiring Diagram - Electronics Chat May 18, 2008"gilmour Switch" Wiring Diagram Entry It is a fairly famous mod and i'm surprised you have not heard of it. It is recessed because when David Gilmour did the mod, he wanted it to be unobtrusive. Regards. John. Share this post. Link to post Share on other sites. paintingrookie 0 DAVID GILMOUR NECK ON BRIDGE ON SWITCH MOD | GuitarNutz 2 Apr 04, 2009Hi I hope someone out there in the the guitar world can help me. David Gilmour has a mod switch on his Black Strat for neck on Bridge on. Has anyone have the wiring schematics for this mod all and any help gratefully received.