Air Combat Command's first EA-37B Compass Call aircraft touched down at Davis-Monthan Air Force Base, AZ last week, allowing aircrews to begin pilot mission planning and training, according to a service news release . The new Compass Call modernizes the Air Force’s electromagnetic attack capabilities while denying, degrading or disrupting adversary communications and electronic systems. This includes navigation, radars and radio-controlled weapons. Derived from commercial Gulfstream G550 airframes and heavily modified by L3Harris, the EA-37Bs will replace EC-130H Compass Calls...