Compact Passive Radar

Department of War · Office of the Secretary of Defense · SBIR Topic · 26.BZ

posted 2 September 2026 · closes 21 October 2026

Summary

The Department of War seeks development of a low‑cost, small form factor, attritable passive X‑Band radar sensor that can detect and track targets using external RF signals for tactical unmanned and expendable platforms. The effort emphasizes covert, receive‑only operation, multi‑channel processing, SAR imaging and GMTI capabilities to meet extreme SWaP‑C constraints in contested A2/AD environments.

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