With the Air Force's selection of Lockheed Martin as the provider of its Three-Dimensional Expeditionary Long-Range Radar, company executives say their offering's software-defined nature and commonality with the Army's Sentinel effort are what set it apart during the latest recompete. The Air Force this week announced it was moving forward with Lockheed’s TPY-4 to replace the legacy AN/TPS-75 system and declining to exercise production options with Northrop Grumman. Both Lockheed and Northrop had received integration contracts in 2021 that included...
