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File:US Amateur callsign regions.svg. Size of this PNG preview of this SVG file: 800 × 495 pixels. Other resolutions: 320 × 198 pixels | 640 × 396 pixels | 1,024 × 633 pixels | 1,280 × 791 pixels | 2,560 × 1,583 pixels | 959 × 593 pixels. Original file (SVG file, nominally 959 × 593 pixels, file size: 110 KB) This is a file from the ...
Map showing the numeral codes for amateur radio call signs in the United States. The region in which the operator was licensed determines the numeral. United States amateur radio call signs consist of one or two letters, followed by a single digit, and closing with one to three more letters. [20]
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:
Call signs are allocated to ham radio stations in Barbados, Canada, Mexico and the United States. Many countries have specific conventions for classifying call signs by transmitter characteristics and location. The call sign format for radio and television call signs follows a number of conventions. All call signs begin with a prefix assigned ...
The Maidenhead Locator System (a.k.a. QTH Locator and IARU Locator) is a geocode system used by amateur radio operators to succinctly describe their geographic coordinates, which replaced the deprecated QRA locator, which was limited to European contacts. [1] Its purpose is to be concise, accurate, and robust in the face of interference and ...
The International Telecommunication Union (ITU) allocates call sign prefixes for radio and television stations of all types. [1] They also form the basis for, but may not exactly match, aircraft registration identifiers. These prefixes are agreed upon internationally, and are a form of country code. A call sign can be any number of letters and ...
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 ...
The 40-meter or 7-MHz band is an amateur radio frequency band, spanning 7.000-7.300 MHz in ITU Region 2, and 7.000-7.200 MHz in Regions 1 & 3. It is allocated to radio amateurs worldwide on a primary basis; however, only 7.000-7.200 MHz is exclusively allocated to amateur radio worldwide. Shortwave broadcasters and land mobile users also have ...