- We install new and used avionics control instruments (HSI) and radios (King/Bendix, Narco, Honeywell), airplane GPS systems (Garmin), autopilots (S-Tec), navigation and weather avoidance systems (Stormscope, Skywatch), in-flight entertainment centers and intercoms (Icom, PS Engineering), IFR and Pitot static certifications required by the FAA.www.international-avionics.com