{"data":{"id":"us/47-cfr-97.221","jurisdiction":"us","citation":"47 CFR 97.221","heading":"Automatically controlled digital station.","body":"(a) This rule section does not apply to an auxiliary station, a beacon station, a repeater station, an earth station, a space station, or a space telecommand station.\n(b) A station may be automatically controlled while transmitting a RTTY or data emission on the 6 m or shorter wavelength bands, and on the 28.120-28.189 MHz, 24.925-24.930 MHz, 21.090-21.100 MHz, 18.105-18.110 MHz, 14.0950-14.0995 MHz, 14.1005-14.112 MHz, 10.140-10.150 MHz, 7.100-7.105 MHz, or 3.585-3.600 MHz segments.\n(c) Except for channels specified in § 97.303(h), a station may be automatically controlled while transmitting a RTTY or data emission on any other frequency authorized for such emission types provided that:\n(1) The station is responding to interrogation by a station under local or remote control; and\n(2) No transmission from the automatically controlled station occupies a bandwidth of more than 500 Hz.","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER D—SAFETY AND SPECIAL RADIO SERVICES","PART 97—AMATEUR RADIO SERVICE","Subpart C—Special Operations"],"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":"f9d4c7e6484aebd3fbd2328c3c1d6d7e7f58e03f083c228a23098b5f6236566e","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-97.219","next":"us/47-cfr-97.301"},"notice":"GroundRules: Original legal text. Not legal advice."}