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A call sign composed of a letter, two digits, and one-letter is always a 2×1 call sign, meaning it has a letter-digit prefix and a single-letter suffix. for all letter-digit-digit-letter callsigns, if the first character is other than B, F, G, I, K, M, N, R, or W then it is a 2×1 call sign; PNSS, 1×2 call sign prefix always a letter, suffix ...
Template to create links to imported letters in the Federal Communications Commission CDBS database. Template parameters [Edit template data] Parameter Description Type Status Letter ID letterid Numerical letter ID in the FCC CDBS database, usually five digits, at the end of the URL. Number required History card flag hcards Displays "FCC History Cards for" if flagged yes. Use if the CDBS ...
Call sign information for U.S. stations are set out in chapter I of the FCC rules, Title 47 (Telecommunication) of the Code of Federal Regulations (C.F.R.): 47 CFR 2.302: General overview of call sign assignments, including a detailed summary of standards and practices for various license classes.
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.
An ARRL radiogram is an instance of formal written message traffic routed by a network of amateur radio operators through traffic nets, called the National Traffic System (NTS). It is a plaintext message, along with relevant metadata (headers), that is placed into a traffic net by an amateur radio operator.
Amateur Radio Callsigns in the United States Class Size Format Letters Example Group A Amateur Extra Class Four characters 1-by-2 K, N, or W plus two letters W1AW: 2-by-1 AA–AK, KA–KZ, NA–NZ, or WA–WZ plus one letter ABØC: Five characters 2-by-2 AA–AK plus two letters ADØEC: Group B Advanced Class [26] Five characters 2-by-2
The code is used to transmit standard messages, sometimes with customized text, very quickly by experienced ARRL National Traffic System (NTS) message traffic handlers. In use, ARRL Numbered Radiograms are messages encoded as one or two numbers. The numbers are always written down as words, and are always preceded by the procedure word "ARL".
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 space station.