{"data":{"id":"us/47-cfr-5.308","jurisdiction":"us","citation":"47 CFR 5.308","heading":"Stop buzzer.","body":"A “Stop Buzzer” point of contact must be identified and available at all times during operation of each experiment conducted under a program license. A “stop buzzer” point of contact is a person who can address interference concerns and cease all transmissions immediately if interference occurs.","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER A—GENERAL","PART 5—EXPERIMENTAL RADIO SERVICE","Subpart E—Program Experimental Radio Licenses"],"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":"30dd9c480fc661e221cb7e32e1628c4645000d5d8dc0b87998ce6777077c1109","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-5.307","next":"us/47-cfr-5.309"},"notice":"GroundRules: Original legal text. Not legal advice."}