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The terms "mast" and "tower" are often used interchangeably. However, in structural engineering terms, a tower is a self-supporting or cantilevered structure, while a mast is held up by stays or guys. A mast is a guyed mast, a thin structure without the shear strength to stand unsupported, that uses attached guy lines for stability. They may be ...
The Tokyo Tower ( Tōkyō tawā, pronounced [toːkʲoː taɰᵝaː] ⓘ, officially called 日本電波塔, Nippon denpatō, "Japan Radio Tower") is a communications and observation tower in the Shiba-koen district of Minato, Tokyo, Japan, built in 1958. At 332.9 meters (1,092 ft), it was the tallest tower in Japan until the construction of ...
The N Seoul Tower ( Korean : N 서울타워 ), officially the YTN Seoul Tower [1] and commonly known as Namsan Tower or Seoul Tower, is a communication and observation tower located on Namsan Mountain in central Seoul, South Korea. The 236-meter (774 ft)-tall tower marks the second highest point in Seoul and is considered a local landmark.
St Johns Beacon (also known as Hits Radio Tower) is a radio and observation tower in Liverpool, England. Designed by James A. Roberts Associates, it was built in 1969 and opened by Queen Elizabeth II. The tower is 138 metres (453 ft) tall, and is the second-tallest free-standing structure in Liverpool. When considering the height of the tower ...
A broadcast transmitter is an electronic device which radiates radio waves modulated with information content intended to be received by the general public. Examples are a radio broadcasting transmitter which transmits audio (sound) to broadcast radio receivers (radios) owned by the public, or a television transmitter, which transmits moving images to television receivers (televisions).
The Berliner Funkturm or Funkturm Berlin (Berlin Radio Tower) is a former broadcasting tower in Berlin, Germany. Constructed between 1924 and 1926 to designs by the architect Heinrich Straumer, it was inaugurated on 3 September 1926, on the occasion of the opening of the third Große Deutsche Funkausstellung (Great German Radio Exhibition) in ...
Spinnaker Tower at night in 2005. The Spinnaker Tower is a 170-metre (560 ft) landmark observation tower in Portsmouth, England. It is the centrepiece of the redevelopment of Portsmouth Harbour, which was supported by a National Lottery grant. The tower's design was chosen by Portsmouth residents from a selection of three different designs in a ...
The tower is the tallest wooden structure in Europe. The tower was originally designed to carry aerials for medium wave broadcasting, but that transmitter is no longer in service because the final stage is missing. Today, the Gliwice Radio Tower carries multiple transceiver antennas for mobile phone services and a low-power FM transmitter ...