General Dynamics Mission Systems Inc., Scottsdale, Arizona, was awarded an $82,809,017 indefinite-delivery/indefinite-quantity contract (N00039-24-D-2000) for the continued procurement, manufacturing, testing and delivery of AN/USC-61(C) Digital Modular Radio (DMR) systems, High Frequency Distribution Amplifier Group components, spares for both systems, and engineering services to support their continued fielding and maintenance plans. The current award value provides for the engineering services and sustainment support efforts for DMR. The production pricing for the DMR system and ancillary hardware is currently in negotiations and will be incorporated at a later date. DMR is a modular, software reprogrammable radio system with embedded cryptography that provides all radio frequency (RF) to-baseband and baseband-to-RF conversion functions required for line-of-sight, beyond LOS and satellite communications systems operating between 2.0 megahertz to 2.0 gigahertz. This contract has a five-year ordering period up to the contract award amount. Contract actions will be issued, and funds obligated as individual delivery orders. Fiscal 2024 shipbuilding and conversion (Navy) funds will be placed on contract with an initial task order issued shortly after award of the base contract. Contract funds will not expire at the end of the current fiscal year. Work will be performed in Scottsdale, Arizona, and is expected to be completed by January 2029. This contract was not competitively procured because it is a sole source acquisition pursuant to the authority of 10 U.S. Code 3204(a)(1) – Only One Responsible Source (Federal Acquisition Regulation Subpart 6.302-1). Naval Information Warfare Systems Command, San Diego, California, is the contracting activity (N00039). (Awarded Feb. 5, 2024)