- Diagnosis - - Repair - - Re-tubing - - Re-biasing - - Overhauls - - Modifications - - Parts (where available) - We service tube and solid-state audio amplifiers of all kinds, including, but not limited to: guitar amps, pro-audio amps, PA amps, home stereo amps as well as effects, mixers and keyboards. We don't service TVs or receivers (well, sometimes we do). Anyway, tell us what you want and we'll work with you to get it. We are authorized to do warranty repairs for Allen & Heath, Ampeg, ART, Behringer, Beyer Dynamic, Bugera, Crate, Eden, Fender, Fostex, Gallien-Krueger, Hughes & Kettner, Kurzweil, Kustom, KV2 Audio, Mackie, Marshall, Mesa Engineering, Nord, Novation, Peavey, QSC, Randall, Soundtech, Studiologic, Tapco, Trace Elliot, Traynor, Turbosound, Vestax, Wharfedale, Yorkville and can do warranty repairs for Orange (if you contact them first). We are Kawai Registered Electronic Service Technicians. We are also a member of the Service and Support Network for Mercury Magnetics.