Gulfstream II RVSM STC moves closer

Duncan Aviation expects by the first quarter of next year to receive group STC for RVSM in the Gulfstream II. The avionics package will consist of dual IS&S air-data computers, dual IS&S altimeters and interface units. Duncan’s goal is to keep the installed price below $200,000. Installations would be available from Duncan facilities in Battle Creek, Mich.; Lincoln, Neb.; Van Nuys, Calif.; and Teterboro, N.J.