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A radio mast base showing how virtually all lateral support is provided by the guy-wires. 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 guy-wires. [1] A mast.
Between 1959 and 1989 21 transmitters with power up to 100 kW and 45 antenna systems were installed for worldwide radio communication. Between 1971 and 1981 three 500 kW superpower shortwave transmitters were installed, feeding 23 high gain curtain antennas positioned to broadcast to politically important countries.
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]
Senior Road Tower. Coordinates: 29°34′34″N 95°30′38″W. The Senior Road Tower is a guyed mast for FM and TV broadcasting, measuring 1,971 feet (601 m) tall, located in unincorporated northeastern Fort Bend County near Missouri City, Texas, United States. The present mast was built in 1983. It replaced a previous tower that collapsed in ...
Walnut Grove Tower top building - panoramio. KXTV/KOVR/KCRA Tower is a 472.1-meter-high (1,549 ft) guy-wired aerial mast for the transmission of FM radio and television programs in Walnut Grove, California. Construction began on the KOVR/KCRA Tower in 1959, and the tower was completed in 1961. At that time it was one of the tallest structures ...
The first tower he built was for airport use. ROHN first began producing antenna towers for home television reception, and subsequently expanded its product line to include the manufacturing of telecommunication towers and other communication products, including broadcast towers of up to 2,000 feet high. [1]