{"data":{"id":"us/47-cfr-74.561","jurisdiction":"us","citation":"47 CFR 74.561","heading":"Frequency tolerance.","body":"In the bands above 944 MHz, the operating frequency of the transmitter shall be maintained in accordance with the following table:\nFrequency band (MHz) Tolerance as percentage of assigned frequency\n944 to 952 0.005\n17,700 to 19,700 0.003","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER C—BROADCAST RADIO SERVICES","PART 74—EXPERIMENTAL RADIO, AUXILIARY, SPECIAL BROADCAST AND OTHER PROGRAM DISTRIBUTIONAL SERVICES","Subpart E—Aural Broadcast Auxiliary Stations"],"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":"b4515b1dc94729c8266abd0449fb0c64748497a224f05f35e033e0be758d0994","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-74.551","next":"us/47-cfr-74.562"},"notice":"GroundRules: Original legal text. Not legal advice."}