Search results
Results From The WOW.Com Content Network
The term SCR was part of a nomenclature system developed for the U.S. Signal Corps, used at least as far back as World War I.Three-letter designators beginning with "SC" were used to denote complete systems, while one and two-letter designators (such as "BC", for basic component, "FT" for mounting, etc.) were used for components.
The war resulted in large orders for radio equipment, and the Aldene plant was expanded, with employment in 1917 rising from 200 to 700. [29] Although the overall U.S. government plan was to restore civilian ownership of the seized radio stations once the war ended, many Navy officials hoped to retain a monopoly on radio communication after the ...
Use of the Eiffel Tower as a listening station to intercept wireless telegraphy (French: télégraphie sans fil T.S.F.) 1914 British radio listening station from the Second World War, equipped with the National HRO shortwave radio receivers The radomes of listening station RAF Menwith Hill, England, often referred to as "golf balls", protect the parabolic antennas from the weather.
With the end of the war and the Dominions continuing to apply pressure on the government to provide an "Imperial wireless system", [8] the House of Commons agreed in 1919 that £170,000 should be spent constructing the first two radio stations in the chain, in Oxfordshire (at Leafield) and Egypt (in Cairo), to be completed in early 1920 [10] – although in the event the link opened on 24 ...
During World War One, the U.S. Navy purchased Federal Telegraph, but after the end of the war a displeased U.S. Congress ordered the Navy to return the company to its original owners. [2] The company was acquired in August 1927 by the Mackay Companies, and was renamed the Mackay Radio and Telegraph Company (California). [3]
After World War II, FM radio broadcasting was introduced in Germany. At a meeting in Copenhagen in 1948, a new wavelength plan was set up for Europe. Because of the recent war, Germany (which did not exist as a state and so was not invited) was only given a small number of medium-wave frequencies, which were not very good for broadcasting.
In 1914 there was no organised radio reconnaissance in the German Imperial Navy, but only a radio monitoring service – B service , which was carried out from aboard the fleet ships [15] When they began around 1907/08, to listen to the radio communications of the British Navy, the service was seeking insight on how technical communication were ...
The Radio Materiel School (RMS) was the first electronics training facility of America's military organizations. Operated by the United States Navy, it produced during the 1920s and 1930s the core of senior maintenance specialists for the Navy's communication equipment, that according to USN fleet admiral Chester W. Nimitz "paved the way to United States world leadership in electronics."