US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 169 — SAILING SCHOOL VESSELSSubpart 169.600—Machinery and Electrical169.66946 C.F.R. § 169.669Radiotelephone equipment.Last amended: 2016Year: 2026Length: 13 wordsOfficial source Cite as 46 C.F.R. § 169.669 (2026)A separate circuit from the switchboard must be provided for each radiotelephone installation.Previous46 C.F.R. § 169.668Next46 C.F.R. § 169.670