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  2. Radio masts and towers - Wikipedia

    en.wikipedia.org/wiki/Radio_masts_and_towers

    A mast radiator or mast antenna is a radio tower or mast in which the whole structure is an antenna. Mast antennas are the transmitting antennas typical for long or medium wave broadcasting. Structurally, the only difference is that some mast radiators require the mast base to be insulated from the ground.

  3. Mast radiator - Wikipedia

    en.wikipedia.org/wiki/Mast_radiator

    A mast radiator (or radiating tower) is a radio mast or tower in which the metal structure itself is energized and functions as an antenna. This design, first used widely in the 1930s, is commonly used for transmitting antennas operating at low frequencies , in the LF and MF bands, in particular those used for AM radio broadcasting stations.

  4. List of tallest structures in the United States by height

    en.wikipedia.org/wiki/List_of_tallest_structures...

    World Radio Tower Santa Maria: Santa Maria, Texas: Guyed Mast 360.3 m Richland Towers Tower Atlanta: Atlanta, Georgia Guyed Mast 360 m Trinity Broadcasting Tower Oklahoma: Oklahoma City, Oklahoma Guyed Mast 359.1 m Prairie Public Broadcasting Tower: Amenia, North Dakota: Guyed Mast 358.7 m Cox Radio Tower Security: Security, Texas: Guyed Mast ...

  5. List of catastrophic collapses of broadcast masts and towers

    en.wikipedia.org/wiki/List_of_catastrophic...

    Removal of load-bearing diagonals during FM antenna installation Multi-station tower supporting antennas of TV stations WDBO-TV, WFTV, and WMFE-TV, and radio stations WDBO-FM and WDIZ-FM – two workers on tower killed KCRG-TV Tower Walker, Iowa: October 4, 1973: Guyed Steel Tower 598 Tower modifications

  6. Blaw-Knox tower - Wikipedia

    en.wikipedia.org/wiki/Blaw-Knox_tower

    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]

  7. Antenna types - Wikipedia

    en.wikipedia.org/wiki/Antenna_types

    Used for elevated base station antennas for land mobile radio systems such as police, ambulance, and taxi dispatchers. Mast radiator A radio tower in which the tower structure itself serves as the antenna. Common form of transmitting antenna for AM radio stations and other MF and LF transmitters.

  8. Tower array - Wikipedia

    en.wikipedia.org/wiki/Tower_array

    A tower array is an arrangement of multiple radio towers which are mast radiators in a phased array. [1] They were originally developed as ground-based tracking radars. [2] Tower arrays can consist of free-standing or guyed towers or a mix of them. Tower arrays are used to constitute a directional antenna of a mediumwave or longwave radio station.

  9. KRDK-TV mast - Wikipedia

    en.wikipedia.org/wiki/KRDK-TV_mast

    Located 3.5 miles (5.6 km) northeast of Galesburg, North Dakota, the KRDK-TV mast was completed in 1966, to replace the station's previous mast, a 1,085-foot (331 m) tower 15 miles (24 km) northeast of Valley City, North Dakota (or southwest of Pillsbury) which was sold to KOVC, an AM radio station. The KRDK-TV antenna has an effective radiated ...

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