The communication antenna AT-454/ARC consists of a AT-455/ARC whip, a AB-340/ARC base and a CU-361()/ARC coupler antenna. The coupler is connected to the base by a coaxial cable. The tapered whip is approximately 7,5 feet long. The whip screws into the antenna base and is secured by a setscrew and whip tightening nut.
The AT-454/ARC is part of the AN/ARC-44 Radio Sët.