{"data":{"id":"us/47-cfr-80.290","jurisdiction":"us","citation":"47 CFR 80.290","heading":"Auxiliary receiving antenna.","body":"An auxiliary receiving antenna must be provided when necessary to avoid unauthorized interruption or reduced efficiency of the required watch because the normal receiving antenna is not available because a radio direction finder on board the vessel is operated.","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER D—SAFETY AND SPECIAL RADIO SERVICES","PART 80—STATIONS IN THE MARITIME SERVICES","Subpart F—Equipment Authorization for Compulsory Ships"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-47.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:28Z","sha256":"bf1ca10b3f01fce363aa73a4b8d60719ef5eeb24e45a7a1a5cc907eba7098b1a","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-80.289","next":"us/47-cfr-80.291"},"notice":"GroundRules: Original legal text. Not legal advice."}