{"data":{"id":"us/47-cfr-80.81","jurisdiction":"us","citation":"47 CFR 80.81","heading":"Antenna requirements for ship stations.","body":"All telephony emissions of a ship station or a marine utility station on board ship within the frequency band 30-200 MHz must be vertically polarized.","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER D—SAFETY AND SPECIAL RADIO SERVICES","PART 80—STATIONS IN THE MARITIME SERVICES","Subpart C—Operating Requirements and Procedures"],"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":"ff4e990001f48b66d7218491d96ef74345ce53d92df0193ccc6b1ca4f971082d","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-80.80","next":"us/47-cfr-80.83"},"notice":"GroundRules: Original legal text. Not legal advice."}