56th Component Maintenance Squadron

LUKE AIR FORCE BASE, Ariz. -- Senior Airman Karl Hingst, 56th Component Maintenance Squadron precision measurement equipment laboratory technician, trains Airmen on the calibration of power sensors equipment at Luke Air Force Base, Ariz., Aug 1, 2017. PMEL supports aircraft, life support, maintenance back shops, and several other agencies on base who utilize equipment requiring strict accuracy. (U.S. Air Force photo/Senior Airman James Hensley)