TOBYHANNA ARMY DEPOT, Pa. " Michael Arcarese, an electronics mechanic here, cleans and repairs canon plugs on the main wire harness for the AN/TPS-75 Radar System shelter. The AN/TPS-75 Radar System is a mobile, tactical radar system capable of providing long-range radar azimuth, range and height information, along with identification friend or foe capability for operations and control of tactical aircraft. The radar is the U.S. Air Force's primary surveillance radar system and is deployed worldwide. Members of the Air Defense Radar Branch, along with the Systems Integration and Support Directorate, completely overhaul about six systems and two antennas per year. Tobyhanna Army Depot is the Defense Department's largest center for the repair, overhaul and fabrication of a wide variety of electronics systems and components, from tactical field radios to the ground terminals for the defense satellite communications network. Tobyhanna's missions support all branches of the Armed Forces.