Jack Ketch (horse) the Morton Grove Purse. Jack Ketch would not win another significant race until 25 October 1958 when he won the Canadian Championship Stakes with his Hasty House Farm stablemate Mahan finishing second. Retired to stud duty after racing with minor success as a five-year-old in 1959, Jack Ketch eventually stood in Australia but was not a successful sire. Jack Ketch (horse) Jack Ketch (foaled 1954 in Ireland) was a thoroughbred racehorse. Raced at age two under trainer Stephen Quirke, son of Irish champion jockey, Martin Quirke, Jack Ketch won the Maher Nursery Handicap. At age three, the colt won three
Radio masts and towers sometimes also constructed out of steel tubes. This construction type has the advantage that cables and other components can be protected from weather inside the tube and consequently the structure may look cleaner. These masts are mainly used for FM-/TV-broadcasting, but sometimes also as mast radiator. The big mast of Mühlacker transmitting station is a good example of this. A disadvantage of this mast type is that it is much more affected by winds than masts with open bodies. Several tubular guyed masts have collapsed. In the UK, the Emley Moor and Waltham TV stations masts collapsed in the 1960s.