Lockheed will deliver advanced TPY-4 radar to Air Force for evaluation

November 20, 2023


Lockheed Martin is preparing to send the U.S. Air Force its advanced TPY-4 radar for further evaluation, following months of internal testing and tweaks at company facilities in rural New York.

The software-defined sensor, capable of detecting and tracking everything from small drones to jets to ballistic missiles, is slated to replace the decades-old TPS-75 radar as part of the Three-Dimensional Expeditionary Long Range Radar effort, or 3DELRR.

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