Staff Sgt. Luis Permont, 355th Communications Squadron radio frequency transmissions systems supervisor, adjusts filters on a mixer to test a sound system output at Davis-Monthan Air Force Base, Dec. 22, 2014. The radio frequency transmissions shop performs maintenance on the mixer every 84 days to ensure it is fully functional and prepared for official ceremonial support.
Senior Airmen Kevin Davis and Garrett Leeper, 355th Communications Squadron radio frequency transmissions systems technicians, perform a preventive maintenance inspection on a giant voice pole at Davis-Monthan Air Force Base, Dec. 22, 2014. Checking the poles and amplifiers ensures base emergency warning systems remain operational.
Senior Airmen Kevin Davis and Garrett Leeper, 355th Communications Squadron radio frequency transmissions systems technicians, perform a preventive maintenance inspection on a giant voice pole at Davis-Monthan Air Force Base, Dec. 22, 2014. The 355th CS mission is to maintain and operate voice and data telecommunications along with computer network, radar and navigational aids.