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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]
CQ Amateur Radio United States: English Monthly 1945–2023 National Communications Magazine United States: English Bimonthly 1988-present CQ VHF Magazine United States: English Quarterly 1996–2013 Electronics Illustrated United States: English Monthly 1959–1961 ham radio United States: English Monthly 1968–1990 K9YA Telegraph United States
He is considered the Patron saint of Amateur radio operators. [17] Two radios in the ARC-5 series. Unit on the left is a BC-453-B, covering 190-550 kHz; the one on the right is a BC-454-E, covering 3-6 MHz. Both have been modified for Amateur Radio use by replacing the front connector with a small control panel.
Most countries do not have a minimum age requirement in order to earn an amateur radio license and become an amateur radio operator. Although the number of amateur radio operators in many countries increases from year to year, [citation needed] the average age of amateur radio operators is relatively high. In some countries, the average age is ...
RadioShack (formerly written as Radio Shack) is an American electronics retailer, which was established in 1921 as an amateur radio mail-order business. Its original parent company, Radio Shack Corporation, was purchased by Tandy Corporation in 1962, shifting its focus from radio equipment to hobbyist electronic components.
Today, amateur radio operators still use codes 73 and 88 regularly, and -30-is used in journalism, as it was shorthand for "No more - the end". The Young Ladies Radio League uses code 33 to mean "love sealed with friendship and mutual respect between one YL [young lady] and another YL" [3] or simply "hugs." A once-used but unofficial code 99 ...
Vintage amateur radio is a subset of amateur radio hobby where enthusiasts collect, restore, preserve, build, and operate amateur radio equipment from bygone years, such as those using vacuum tube technology.
Morse code is called the original digital mode. Radio telegraphy, designed for machine-to-machine communication is the direct on / off keying of a continuous wave carrier by Morse code symbols, often called amplitude-shift keying or ASK, may be considered to be an amplitude modulated mode of communications, and is rightfully considered the first digital data mode.