Compass Call receives navigation upgrade
Airmen from the 42nd Electronic Combat Squadron perform preflight checks in an EC-130H Compass Call before executing its first training mission with an upgraded cockpit acquired via an avionic viability program at Davis-Monthan Air Force Base, Ariz., July 11, 2016. The 42nd ECS’s Compass Calls were the first to be upgraded in an Air Force-wide plan to update its entire fleet of EC-130s with the AVP. (Courtesy photo)

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Photo by: NICHOLAS ESPINOZA |  VIRIN: 160711-F-ZZ999-008.JPG