The Federal Aviation Administration (FAA) has awarded a contract to Quarterwave Corporation, Rohnert Park, CA for the production of Power Supply Modulators (PSM) model 1764 for the Airport Surface Detection Equipment (ASDE)-3 radar system. The contract was awarded as a one-time, fixed price contract. The Model 1764 PSM is a custom unit originally designed by Quarterwave Corporation as part of the ASDE-3 system. Quarterwave is the only approved manufacturer for the PSM at this time. Market analysis supported a single source award to Quarterwave. Additionally, a Notice of Intent to Single Source (6973GH-26-R-00153) was posted to the SAM.gov web site on June 9, 2026. Contract 6973GH-26-C-00133 was awarded to Quarterwave Corporation for a total value of $575,216.80. This announcement is for information purposes only, not a request for proposals. Point of Contact: Connie Houpt, connie.m.houpt@faa.gov.