Aircraft
GAO: Pentagon Should Address Jammer ‘Overlaps’
The Next Generation Jammer, depicted in this graphic, will be fitted to U.S. Navy EA-18G Growlers beginning in 2020. (Photo: Navair)
The Next Generation Jammer, depicted in this graphic, will be fitted to U.S. Navy EA-18G Growlers beginning in 2020. (Photo: Navair)

The U.S. Navy’s estimated $7 billion Next Generation Jammer (NGJ) development does not duplicate any existing airborne electronic attack capability. But the potential exists for some “overlap” with electronic attack systems being developed by other U.S. military services, the Government Accountability Office (GAO) advises.