Amplifiers – Repairs, Retrofit and Reviews

PHASE LINEAR AMPLIFIERS
 Power Amplifiers / Mixers
 
 AB International Precedent 400  Retrofit with Hx200mk2 mosfet amplifier kit
 Crown XLS-202  Blown power transistors
 Crown XLS-402  Fault finding
 Crown XLS Amplifier Fans  Fan Modification for 1st generation of XLS power amplifiers
 Hartke model 3500  Rebuild power amplifier module with Toshiba 2SC5200/2SA1943 power transistors
 Peavey PV-1200  Blown power transistors
 Peavey XR-700 Powered Mixer  Review
 SAE 3100  Faulty capacitors
 Soundcraft GigRac 600  Technical Review
 Soundcraftsmen PCR800  Technical Review of PCR (Phase Control Regulation)
 
 My Audio Lab  Some of my equipment used in designing audio amplifiers