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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
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. Popular modes of operation include speaking over amplitude modulation (AM), and communicating using Morse code through continuous wave ...
Hallicrafters founder Bill Halligan and his personal SX-28 depicted in a 1944 magazine ad. In July 1940, the Hallicrafters Company announced the SX-28 "Super Skyrider", the result of a development effort by 12 staff engineers and analysis of more than 600 reports that included input from U.S. government engineers, commercial users, and amateur radio operators.
Beginnings. Amateur radio came into being after radio waves (proved to exist by Heinrich Rudolf Hertz in 1888) were adapted into a communication system in the 1890s by the Italian inventor Guglielmo Marconi. [6] In the late 19th century there had been amateur wired telegraphers setting up their own interconnected telegraphic systems.
cq-amateur-radio.com. ISSN. 0007-893X. OCLC. 310821852. CQ Amateur Radio (also known simply as CQ or CQ magazine, and formerly as CQ: The Radio Amateur's Journal) is a magazine for amateur radio enthusiasts first published in 1945. [2] The English language edition is read worldwide; Spanish language edition is published in Spain, with some ...
Majestic Radios. Model 161, introduced in 1933. Majestic Radios was an American radio brand from 1927 to 1955, trademarked as "The Mighty Monarchs of the Air". Noted for their high quality, they were initially manufactured by the Grigsby-Grunow Company of Chicago. [1] After Grigsby-Grunow's demise in 1934 during the Great Depression, Majestic ...
Homemade two tube radio from 1958. 1930s style homemade one-tube regenerative radio. The idea of radio as entertainment took off in 1920, with the opening of the first stations established specifically for broadcast to the public such as KDKA in Pittsburgh and WWJ in Detroit. More stations opened in cities across North America in the following ...
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 radioelectric ...