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Radio towers [1] are short ‘towers’ designed to house radio receivers and speakers, they were installed between 1930 and around 1943, in parks and other public spaces across Japan by the Japanese national broadcaster, Nihon Hōsō Kyōkai , in order to allow the public to listen to radio broadcasts.
Two small towers may be less intrusive, visually, than one big one, especially if they look identical. Towers look less ugly if they and the antennas mounted on them appear symmetrical. Concrete towers can be built with aesthetic design considerations. They are sometimes built in prominent places and include observation decks or restaurants.
Tokyo Tower (東京タワー, Tōkyō Tawā, pronounced [toːkʲoː taɰᵝaː] ⓘ), officially Japan Radio Tower (日本電波塔, Nippon denpatō) is a communications and observation tower in the district of Shiba-koen in Minato, Tokyo, Japan, completed in 1958.
Cellular lattice tower A cell tower in Peristeri, Greece. A cell site, cell phone tower, cell base tower, or cellular base station is a cellular-enabled mobile device site where antennas and electronic communications equipment are placed (typically on a radio mast, tower, or other raised structure) to create a cell, or adjacent cells, in a cellular network.
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 tower is the primary television and radio broadcast site for the Kantō region; the older Tokyo Tower no longer gives complete digital terrestrial television broadcasting coverage because it is surrounded by high-rise buildings. Skytree was completed on Leap Day, 29 February 2012, with the tower opening to the public on 22 May 2012. [6]
The diamond-shaped tower was patented by Nicholas Gerten and Ralph Jenner for Blaw-Knox July 29, 1930. [5] and was one of the first mast radiators.[1] [6] Previous antennas for medium and longwave broadcasting usually consisted of wires strung between masts, but in the Blaw-Knox antenna, as in modern AM broadcasting mast radiators, the metal mast structure functioned as the antenna. [1]
The Warsaw Radio Mast (centre) from a distance (as pictured in 1989) Warsaw Radio Mast compared with some other tall structures The Warsaw Radio Mast (Polish: Maszt radiowy w Konstantynowie) was a radio mast located near Gąbin, Poland, and was the world's tallest structure at 2,120 ft (646.30 m) from 1974 until its collapse on 8 August 1991. [1]