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BIGpedia - List of masts - Encyclopedia and Dictionary Online (1366 words) |
 | For radio systems in the longwave and mediumwave range the value of the height should be in the range between a sixth and five eighth of the wavelength with favourite values at the quarter or the half of the radiated wavelength. |
 | Radio masts for VLF, LF and MF often act directly as aerials and are therefore often insulated against ground. |
 | The CN Tower at 553.33 metres (1,815 ft 4.5 in) is the tallest non-guyed structure on land, though it is shorter than many of the guyed towers. |
| List of masts - Wikipedia, the free encyclopedia (298 words) |
 | While commonly used on sailing ships as support for sails, radio masts and towers are also used for telecommunication equipment such as radio antennas, also known as aerials in the UK. |
 | There is often crossover in term usage as some skyscraper use the tower term, some towers use the mast term, and ironically 'skyscraper' has some word heritage from references to high sailboat masts. |
 | Once again, the list includes guyed masts, almost exclusively radio masts, though a few for other purposes are present (for example, the BREN-Tower.) Self-supporting masts are covered as towers under the List of towers, and the borderline cases are mentioned separately (hybrid designs, under water, etc.) elsewhere on this page. |