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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. The Korea Communications Commission now issues call signs for amateur radio operators in the 6K (170 call signs issued), D7 (22), DS (834), and HL (3,049) series for amateur use.
The International Radiotelephony Spelling Alphabet or simply Radiotelephony Spelling Alphabet, commonly known as the NATO phonetic alphabet, is the most widely used set of clear-code words for communicating the letters of the Roman alphabet. Technically a radiotelephonic spelling alphabet, it goes by various names, including NATO spelling ...
AN/PRC-6. AN/PRC-6, somewhat battered from use. The AN/PRC-6 is a walkie-talkie (correctly a "Handie Talkie [ 1]) used by the U.S. military in the late Korean War era through the Vietnam War. Raytheon developed the RT-196/PRC-6 following World War II as a replacement for the SCR-536 "handy-talkie". The AN/PRC-6 operates using wide-band FM on a ...
Cuban numbers station HM01. A recording of The Gong numbers station, run by the National People's Army of the German Democratic Republic, from 1988. A numbers station is a shortwave radio station characterized by broadcasts of formatted numbers, which are believed to be addressed to intelligence officers operating in foreign countries. [ 1]
The Allied military phonetic spelling alphabets prescribed the words that are used to represent each letter of the alphabet, when spelling other words out loud, letter-by-letter, and how the spelling words should be pronounced for use by the Allies of World War II. They are not a "phonetic alphabet" in the sense in which that term is used in ...
List of Douglas DC-4 operators; List of Douglas DC-4 variants; McDonnell F2H Banshee; Vought F4U Corsair; Fairchild C-119 Flying Boxcar; Fairey Firefly; Gloster Meteor; Grumman F7F Tigercat; Grumman F9F Panther; Hawker Sea Fury; Hiller OH-23 Raven; Ilyushin Il-10; Ilyushin Il-28; Lavochkin La-11; Lavochkin La-7; Lavochkin La-9; List of Sabre ...
R-S-T system. S-Meter (ICOM IC-732 HF Transceiver) The R-S-T system is used by amateur radio operators, shortwave listeners, and other radio hobbyists to exchange information about the quality of a radio signal being received. The code is a three digit number, with one digit each for conveying an assessment of the signal's readability, strength ...
Amateur First Grade required an essay-type examination and five (later ten) words per minute code examination before a Radio Inspector at one of the Department's field offices. This class of license was renamed Amateur Class in 1927 and then Amateur First Class in 1932. Amateur Radio licensing in the United States began in mid-December 1912.