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  2. American Radio Relay League - Wikipedia

    en.wikipedia.org/wiki/American_Radio_Relay_League

    The ARRL publishes various technical books and online courses. Members of the organization also have access to a special Members Only section of the ARRL web site that includes technical documents, expanded product reviews of amateur radio equipment, expanded contesting information, and a searchable database of all league publications.

  3. William I. Orr - Wikipedia

    en.wikipedia.org/wiki/William_I._Orr

    William Ittner Orr (1919–2001) was an engineer, educator, communicator, and ham radio operator. [1] [2] [3] He was the American author of numerous amateur radio and radio engineering texts.

  4. Vintage amateur radio - Wikipedia

    en.wikipedia.org/wiki/Vintage_amateur_radio

    The ARRL published "Vintage Radio", a collection of articles from QST magazine describing vintage equipment, restoration, and operation. [ 33 ] The Antique Wireless Association of Southern Africa is devoted to the "maintenance and preservation of our amateur heritage" for enthusiasts of older types of short wave radios and amateur equipment ...

  5. Amateur radio - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio

    The First Annual Official Wireless Blue Book of the Wireless Association of America, produced in 1909, contains a list of amateur radio stations. [4] This radio callbook lists wireless telegraph stations in Canada and the United States, including 89 amateur radio stations.

  6. Radioteletype - Wikipedia

    en.wikipedia.org/wiki/Radioteletype

    The ARRL began issuing DXCC RTTY Awards on November 1, 1976. [34] Prior to that date, an award for working 100 countries on RTTY was only available via RTTY Journal. In the 1950s through the 1970s, "RTTY art" was a popular on-air activity. This consisted of (sometimes very elaborate and artistic) pictures sent over RTTY through the use of ...

  7. Signal strength and readability report - Wikipedia

    en.wikipedia.org/wiki/Signal_strength_and...

    The first signal report format code may have been QJS. [citation needed]The U.S. Navy used R and K signals starting in 1929. [citation needed]The QSK code was one of the twelve Q Codes listed in the 1912 International Radiotelegraph Convention Regulations, but may have been in use earlier.

  8. History of amateur radio - Wikipedia

    en.wikipedia.org/wiki/History_of_amateur_radio

    The history of amateur radio, dates from the dawn of radio communications, with published instructions for building simple wireless sets appearing at the beginning of the twentieth century. [1]

  9. Amateur radio frequency allocations - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_frequency...

    (ARRL 60 meter operations ) The primary (first priority) user of the channelled 60 meter band is the U.S. National Telecommunications and Information Administration (NTIA). Effective 5 March 2012 the FCC permits CW, USB, and certain digital modes on these frequencies by amateurs on a secondary basis.

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