The Naval Surface Warfare Center Dahlgren Division intends to sole-source a DAAAC software upgrade and custom driver from Voss Scientific, Inc. for existing systems, as introducing other manufacturers would cause schedule delays. The required software and hardware licensing must be delivered to Dahlgren, VA, with all costs including shipping included in the quoted price. The solicitation is published on June 3, 2026, with proposals due by June 12, 2026, and an anticipated award date of July 12, 2026. Award will be made on a Lowest Price Technically Acceptable basis, and offerors must provide OEM authorization documentation. No budget amount is specified in the description.