For decades, avionics customers have counted on VIAVI to provide reliable R&D, flight line, factory, and return-to-service test solutions. Military, General Aviation, and Air Transport technicians value the accurate instruments, global support, and expertise provided by the VIAVI team.  Our complete, technically compliant solutions for testing avionics serve customers in accordance with FAA, EASA, ECAC, ICAO, JAA and other regulatory body specifications. Around the world, civilian and military aviation maintenance groups depend on VIAVI test products to test mission- critical avionics in the hangar and on the flight deck, in accordance with maintenance and technical (AMM, TM, TO) manuals.