What was found
CREW REPORTED THAT APPROXIMATELY 2 MINUTES AFTER TAKEOFF, THE RIGHT GENERATOR DROPPED OFF LINE, WOULD NOT RESET. THE THE NR 1 RADIO AND GPWS INOP LIGHTS STARTED TO FLASH AND A BURNING SMELL WAS IN THE COCKPIT. AIRCRAFT RETURNED TO AIRPORT OF DEPARTURE. MAINTENANCE PERSONNEL REPLACED SHORTED LT AVIONICS MASTER SWITCH. GENERATORS AND AVIONICS CHECKED NORMAL. (M)