Air Force Photos

Jolly Green II completes developmental testing
A 413th Flight Test Squadron HH-60W Pave Hawk hangs in the anechoic chamber at the Joint Preflight Integration of Munitions and Electronic Systems hangar, Jan. 6, 2020, at Eglin Air Force Base, Fla. The J-PRIMES anechoic chamber is a room designed to stop internal reflections of electromagnetic waves, as well as insulate from external sources of electromagnetic noise. (U.S. Air Force photo by Samuel King Jr.)