Posted by John McHaleWASHINGTON, 27 Oct. 2010. Northrop Grumman Corp. (NYSE:NOC) won acontract potentially worth $457 million to provide the U.S. Army's Communications and Electronics Command (CECOM) with advanced AN/APR-39 radar warning receivers. Under the terms of the sole-source, five-year, indefinite delivery/indefinite quantity (ID/IQ) contract, the company will deliver APR-39C(V)1 upgrade kits and APR-39A/B(V)2 systems as part of a $118 million initial order.The APR-39 provides continuous 360-degree coverage to automatically detect and identify threat types, bearing and lethality before alerting a cockpit crew to each threat with a graphical symbol on the cockpit multifunction display or video display. This system features a small, lightweight configuration that protects a wide variety of fixed-, rotary-, and tilt-wing aircraft from today's threats."For the past two decades Northrop Grumman's AN/APR-39 has been the primary radar warning receiver and electronic warfare management system for the United States Army, Navy, Marine Corps, and Air Force rotary wing aircraft," says Mark Kula, vice president of Radio Frequency Combat and Information Systems at Northrop Grumman's Land and Self Protection Systems Division. "The AN/APR-39 is specially designed to maximize survivability by improving aircrew situational awareness.""