
Lockheed Martin [LMT] in late April completed the preliminary design review (PDR) for its Three-Dimensional Expeditionary Long Range Radar (3DELRR) prototype, according to a company statement. Lockheed Martin spokesman Rashi Ratan said yesterday the company demonstrated during PDR that its 3DELRR system could meet the stated performance requirements within cost, schedule risk and other system constraints. Ratan said the Air Force also approved Lockheed Martin’s Allocated Technical Baseline (ATB). Lockheed Martin's 3DELRR prototype. Photo: Lockheed Martin. 3DELRR is the Air Force’s future…