
Larry Loe calibrates a TTU-205 Pressure-Temperature Test Set at Fairchild Air Force Base, Wash., Nov. 5, 2013. The TTU-205 is a rugged, self-contained flight line or hangar test system used to accurately simulate in flight pressure conditions by precisely controlling and measuring altitude and airspeed pressure to aircraft’s pitot-static system. Loe is a 92nd Maintenance Squadron Precision Measurement Equipment Laboratory physical dimensions technician and Spokane, Wash., native. (U.S. Air Force photo by Staff Sgt. Benjamin W. Stratton)