Radio masts and towers Radio masts and towers Radio masts and towers are, typically, tall structures designed to support antennas (also known as aerials) for telecommunications and broadcasting, including television. There are two main types: guyed and self-supporting structures. They are among the tallest man-made structures. Masts are often named after the broadcasting organizations that originally built them or currently use them. In the case of a mast radiator or radiating tower, the whole mast or tower is itself the transmitting antenna. The terms "mast" and "tower" are often used interchangeably. However, in structural engineering terms, a tower is a self-supporting or cantilevered structure,
Jack Ketch for a Popish Contagion." In 1679, there appears from another pamphlet purporting to be written by Ketch himself, and entitled "The Man of Destiny's Hard Fortune", that the hangman was confined for a time in the Marshalsea prison, "whereby his hopeful harvest was like to have been blasted." A short entry in the autobiography of Anthony à Wood for 31 August 1681 describes how Stephen College was hanged in the Castle Yard, Oxford, "and when he had hanged about half an hour, was cut down by Catch or Ketch, and quartered under the gallows, his entrails were burnt in a