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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 ...
QRZ.com. QRZ.com is an amateur radio website listing almost every callsign in the world. In 1992, QRZ founder Fred L. Lloyd accessed data from the FCC database to create a CD-ROM with all call signs issued in the United States. [1] A copy of the CD-ROM is carried on board the International Space Station and one was also aboard the Russian Mir ...
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.
In broadcasting and radio communications, a call sign (also known as a call name or call letters —and historically as a call signal —or abbreviated as a call) is a unique identifier for a transmitter station. A call sign can be formally assigned by a government agency, informally adopted by individuals or organizations, or even ...
United States. The earliest identification, used in the 1910s and into the early 1920s, was arbitrary. The U.S. government began requiring stations to use three-letter call signs around 1912, but they could be chosen at random. This system was replaced by the basic form of the current system in the early 1920s.
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:
The following is a list of FCC-licensed radio stations in the U.S. state of California, which can be sorted by their call signs, frequencies, cities of license, licensees, and programming formats. List of radio stations
An amateur radio propagation beacon is a radio beacon, whose purpose is the investigation of the propagation of radio signals. Most radio propagation beacons use amateur radio frequencies. They can be found on LF, MF, HF, VHF, UHF, and microwave frequencies. Microwave beacons are also used as signal sources to test and calibrate antennas and ...