The Department of Defense, specifically the Department of the Air Force, is soliciting proposals for the procurement of the CEESIM-VPX, a specialized hardware component essential for the F-16 Block 50 Software Integration Lab's Electronic Warfare systems testing. This equipment, characterized as a 2-channel, 4-port, 2-40 GHz chassis, is designed to simulate multiple radio frequency emitters, thereby creating realistic combat conditions for operational flight program testing. Interested contractors must adhere to various Federal Acquisition Regulation (FAR) clauses and ensure compliance with small business classifications, with quotes due by June 19, 2025, and questions accepted until June 2, 2025. For further inquiries, potential bidders can contact Audrey Lee at audrey.lee.3@us.af.mil or Christa Phillips at christa.phillips.1@us.af.mil.