The Department of Defense, specifically the Department of the Air Force, is planning to negotiate a sole source contract for the procurement of two Expeditionary HF Vertical Antennas with base and mast systems from Sabre Systems, LLC. These antennas are required to meet specific deployment times, size and weight restrictions, and performance benchmarks, highlighting their critical role in military communications. The anticipated award date for this contract is on or before June 13, 2025, and interested parties may submit capability statements to Larry Barto at larry.barto.1@us.af.mil for consideration, although this notice is not a request for competitive proposals.