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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 ...
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:
Q code. This is one of a set of articles on telegraphy. The Q-code is a standardised collection of three-letter codes that each start with the letter "Q". It is an operating signal initially developed for commercial radiotelegraph communication and later adopted by other radio services, especially amateur radio.
Amateur radio or ham radio call signs are unique identifiers for the over 42,000 licensed operators in South Korea with none known in North Korea.. The 1947 ITU Conference in Atlantic City, U.S.A., assigned the whole Korean peninsula the HLA–HMZ range of call sign prefixes for amateur radio use.
Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communications. [ 1] The term "amateur" is used to specify "a duly authorized person interested in ...
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 ...
The International Telecommunication Union has assigned Japan the following call sign blocks for all radio communication, broadcasting or transmission: [1] Call sign block. JAA–JSZ. 7JA–7NZ. 8JA–8NZ. While not directly related to call signs, the International Telecommunication Union (ITU) further has divided all countries assigned amateur ...
Amateur radio call signs in Africa are codes used to identify all radio communications, broadcasts and transmissions. The International Telecommunication Union assigns Africa as ITU region #1. It has assigned call signs prefix blocks to countries including 77 DXCC entities in and off-shore of Africa. Western Sahara is not a DXCC entity but uses ...