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Guyed masts are frequently used for radio masts and towers. The mast can either support radio antennas (for VHF, UHF and other microwave bands) mounted at its top, or the entire structure itself can function as a mast radiator antenna (for VLF, LF, MF). In the latter case, the mast needs to be insulated from the ground. Guyed radio masts are ...
The antenna used for broadcasting through the 1920s was the T-antenna, which consisted of two masts with loading wires on top, strung between them, requiring twice the construction costs and land area of a single mast. [2] (pp 77–78) In 1924 Stuart Ballantine published two historic papers which led to the development of the single mast antenna.
Guyed Mast 610.5 m: KGLK-FM Lake Jackson Tower: Lake Jackson, Texas: Guyed Mast 610 m: Petronius Platform: Gulf of Mexico: Oil Platform approx. 75 meters visible above water surface 609.6 m: KCAU TV Tower: Sioux City, Iowa: Guyed Mast 609.6 m KATV Tower: Redfield, Arkansas: Guyed Mast collapsed on January 11, 2008 609.6 m WECT TV6 Tower: Colly ...
The antenna must be very large at the VLF frequencies used; the supporting masts are 250–300 metres (820–980 ft) high, and the topload is about 1,900 metres (6,200 ft) in diameter. The trideco antenna was developed for high power naval transmitters, which transmit on frequencies between 15 and 30 kHz at powers up to 2 megawatts, to ...
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 building was to measure 614 ft, with twin communications masts bringing it to 734 ft. [84] Temple of Good Will Downtown 1920s, c. 1944-1960s 40 Canceled Proposed to be 650 ft tall, topped with a 100 ft spire. It was claimed to become the "Protestant center of the nation". Land sold to Nationwide in 1965; resold to build the AEP Building in ...
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