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  2. Radio masts and towers - Wikipedia

    en.wikipedia.org/wiki/Radio_masts_and_towers

    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 is a guyed mast, a thin structure without the shear strength to stand unsupported, that uses attached guy lines for stability ...

  3. WRZX (AM) - Wikipedia

    en.wikipedia.org/wiki/WRZX_(AM)

    On March 26, 2021, the station's tower collapsed in an EF4 tornado that had gone through Newnan early that morning. Because the station had no backup site, the station stayed off-air for a few weeks before placing a crank-up tower in the front of the iHeartMedia Newnan/WCOH transmitter site to temporarily transmit from.

  4. Trevor Baylis - Wikipedia

    en.wikipedia.org/wiki/Trevor_Baylis

    Trevor Graham Baylis CBE (13 May 1937 – 5 March 2018) was an English inventor best known for the wind-up radio.The radio, instead of relying on batteries or external electrical source, is powered by the user winding a crank.

  5. List of tallest structures in the United States - Wikipedia

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

    The second-tallest structure in Nevada is the Moapa Entravision Tower at Moapa, a 426.7 m (1,400 ft) tall guyed TV mast at Moapa erected in 2008, the third-tallest is the 401 m (1,316 ft) tall Moapa Kemp Tower at Moapa, the fourth-tallest is Stratosphere Tower near downtown Las Vegas, which was erected in 1994–96 and reaches 1,149 ft (350 m ...

  6. Derrick - Wikipedia

    en.wikipedia.org/wiki/Derrick

    The derrick tower can be a mast or a post with the bottom hinged at the base where all ropes meet. The top of the tower is secured with multiple reeved guys to position the top of the tower to the desired location by varying the length of the upper guy lines. The load is lifted using a pulley system connected to the top of the tower. [2]

  7. Top news headlines of 2024, month-by-month - AOL

    www.aol.com/top-news-headlines-2024-month...

    From Boeing's turbulence and a catastrophic hurricane, to Donald Trump's election victory, "Sunday Morning" host Jane Pauley looks back at key events of a year that was monumental.

  8. Bears players were reportedly 'furious' at Matt Eberflus ...

    www.aol.com/sports/bears-players-were-reportedly...

    The confounding final 32 seconds of the game that saw the Bears fail to use their final timeout as they were driving down 23-20 to set up a game-tying field goal did not just go over poorly with ...

  9. Telescoping (mechanics) - Wikipedia

    en.wikipedia.org/wiki/Telescoping_(mechanics)

    Telescoping in mechanics describes the movement of one part sliding out from another, lengthening an object (such as a telescope or the lift arm of an aerial work platform) from its rest state. [1] In modern equipment this can be achieved by a hydraulics , but pulleys are generally used for simpler designs such as extendable ladders and amateur ...

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