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Call signs in the United States. Call signs in the United States are identifiers assigned to radio and television stations, which are issued by the Federal Communications Commission (FCC) and, in the case of most government stations, the National Telecommunications and Information Administration (NTIA). They consist of from 3 to 9 letters and ...
FCC amateur radio station license of Al Gross. In the United States, amateur radio licensing is governed by the Federal Communications Commission (FCC). Licenses to operate amateur stations for personal use are granted to individuals of any age once they demonstrate an understanding of both pertinent FCC regulations and knowledge of radio station operation and safety considerations.
General radiotelephone operator license. The general radiotelephone operator license (GROL) is a license granted by the U.S. Federal Communications Commission (FCC) that is required to operate certain radio equipment. It is required for any person who adjusts, maintains, or internally repairs FCC licensed radiotelephone transmitters in the ...
An amateur operator's call sign is composed of a prefix, a separating numeral and a suffix. The prefix can be composed of letters or numbers, the separating numeral is between 0 and 9, and a suffix is from one to four characters, usually letters. [ 5 ] Examples of call signs and their constituent parts are as follows:
An amateur radio operator is someone who uses equipment at an amateur radio station to engage in two-way personal communications with other amateur operators on radio frequencies assigned to the amateur radio service. Amateur radio operators have been granted an amateur radio license by a governmental regulatory authority after passing an ...
The call sign format for radio and television call signs follows a number of conventions. All call signs begin with a prefix assigned by the International Telecommunication Union (ITU). For example, the United States has been assigned the following prefixes: AAA – ALZ, K, N, W. For a complete list, see international call sign allocations.
These 67 different three-letter call signs are currently grouped as follows: 25 assigned only to an AM station. 8 assigned only to an FM station. 6 assigned only to a TV station. 13 assigned to both an AM and an FM station. 8 assigned to both an AM and a TV station. 7 assigned to an AM, FM, and TV station.
On radio, the top-of-hour ID must contain the full, legal call sign (including any relevant suffixes, particularly "FM") as assigned by the FCC, followed immediately by the station's community of license. The call letters must be spoken individually; even if the call letters are pronounced as a word for branding purposes (such as WHAM in ...