Senior Airman Janae Caldwell, 379th Expeditionary Maintenance Squadron (EMXS) precision measurement equipment laboratory (PMEL) test, measurement and diagnostic equipment (TMDE) technician, calibrates a piece of equipment with an oscilloscope Jan. 25, 2019, at Al Udeid Air Base, Qatar. The team supports approximately 14,000 pieces of TMDE and can forward deploy to locations throughout U.S. Air Forces Central Command to provide precise calibration for equipment that can’t be transported to Al Udeid. (U.S. Air Force Tech. Sgt. Christopher Hubenthal)