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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 .
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 ...
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 .
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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.
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.
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]
The FCC "History Cards" were collections of 5-by-8-inch (13 by 20 cm) index cards, maintained for each AM, FM and TV broadcasting station. They were introduced in early 1927, at the time of the establishment of the Federal Radio Commission (FRC), and were taken over by the Federal Communications Commission (FCC) after its formation in 1934. The ...