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Traffic passing by formal relay (via amateur radio) originates from the founding of the American Radio Relay League. The NTS as it exists today was first outlined by George Hart, W1NJM (died 24 March 2013) in "New National Traffic Plan: ARRL Maps New Traffic Organization for All Amateurs" as part of the September 1949 issue of QST. While ...
With most of the American amateur radio operators in the armed forces at this time, the US government created the War Emergency Radio Service which would remain active through 1945. After the War the amateur radio service began operating again, with many hams converting war surplus radios, such as the ARC-5, to amateur use.
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 ...
It aims to provide comprehensive mapping information in graphical form based on Google Maps on summits included in the program, for participants in the program as well as for the general user. The site is built and maintained by a small group of radio amateurs with interests in SOTA, [ 1 ] hill walking and mountaineering , mapping and open ...
The Maidenhead Locator System (a.k.a. QTH Locator and IARU Locator) is a geocode system used by amateur radio operators to succinctly describe their geographic coordinates, which replaced the deprecated QRA locator, which was limited to European contacts. [1]
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
In addition to the rules of the sport, ARDF competitions must also comply with radio regulations. Because the transmitters operate on frequencies assigned to the Amateur Radio Service, a radio amateur with a license that is valid for the country in which the competition is taking place must be present and responsible for their operation.
Description: Map of amateur radio callsigns in the United States, showing 50 US States and populated territories. Date: 1 September 2010, 21:24 (UTC): Source