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  2. 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] Throughout its history, amateur radio enthusiasts have made significant contributions to science , engineering , industry , and social services .

  3. Amateur radio - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio

    The amateur radio service (amateur service and amateur-satellite service) is established by the International Telecommunication Union (ITU) through the Radio Regulations. National governments regulate technical and operational characteristics of transmissions and issue individual station licenses with a unique identifying call sign , which must ...

  4. Signal strength and readability report - Wikipedia

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

    The Amateur radio R-S-T system signal report format currently in use was first developed in 1934. [citation needed] As early as 1943, the U.S and UK military published the first guidance that included the modern "Weak but readable", "Strong but distorted", and "Loud and clear" phrases. [citation needed]

  5. Timeline of radio - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_radio

    The timeline of radio lists within the history of radio, the technology and events that produced instruments that use radio waves and activities that people undertook. Later, the history is dominated by programming and contents, which is closer to general history .

  6. Category:Amateur radio history - Wikipedia

    en.wikipedia.org/wiki/Category:Amateur_radio_history

    Pages in category "Amateur radio history" The following 13 pages are in this category, out of 13 total. ... War Emergency Radio Service; Women in early radio

  7. Category:History of radio - Wikipedia

    en.wikipedia.org/wiki/Category:History_of_radio

    Radio timelines (1 C, 5 P) Pages in category "History of radio" The following 55 pages are in this category, out of 55 total. ... Amateur radio; Antique radio; B.

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  9. History of radio - Wikipedia

    en.wikipedia.org/wiki/History_of_radio

    The early history of radio is the history of technology that produces and uses radio instruments that use radio waves. Within the timeline of radio, many people contributed theory and inventions in what became radio. Radio development began as "wireless telegraphy". Later radio history increasingly involves matters of broadcasting.