enow.com Web Search

  1. Ads

    related to: ham radio tower installation

Search results

  1. Results from the WOW.Com Content Network
  2. Hellissandur longwave radio mast - Wikipedia

    en.wikipedia.org/wiki/Hellissandur_longwave...

    A second, smaller, 30 m (98 ft) tall tower was installed by the US Coast Guard in the autumn of 1961 as part of a LORAN-A network paired with Greenland. The LORAN-C scheme closed in 1994. In 1991, the original RÚV 1930 longwave transmitter tower at Vatnsendi (near Reykjavík) collapsed.

  3. Radio masts and towers - Wikipedia

    en.wikipedia.org/wiki/Radio_masts_and_towers

    Even when disguised, however, such towers can create controversy; a tower doubling as a flagpole attracted controversy in 2004 in relation to the U.S. presidential campaign of that year, and highlighted the sentiment that such disguises serve more to allow the installation of such towers in subterfuge, away from public scrutiny, rather than to ...

  4. Duga radar - Wikipedia

    en.wikipedia.org/wiki/Duga_radar

    [6] [7] Even prior to 1976, a similar woodpecker-style interference is remembered by radio amateurs occurring in the high frequencies. As early as 1963, or before, radio amateurs were calling this "the Russian Woodpecker". [8] Little is known about the power levels or Russian designation but it was probably a forerunner of the Duga radar systems.

  5. Guyed mast - Wikipedia

    en.wikipedia.org/wiki/Guyed_mast

    Partially guyed towers are typically used when a very high tower for FM and TV transmission is required, while also carrying antennas for directional radio services at a much lower height. In such cases the antennas for directional radio services are mounted on the top of the free-standing part of the tower, while the guyed mast on its top ...

  6. Counterpoise (ground system) - Wikipedia

    en.wikipedia.org/wiki/Counterpoise_(ground_system)

    [citation needed] To perform adequately, the counterpoise should extend at least half a wavelength from the antenna tower in all directions. [8] In designing a counterpoise for a medium-wave radio station, for example, radio-waves are a maximum of 566 metres (1,857 ft) long. Therefore, the counterpoise should extend 282 metres (925 ft) from the ...

  7. Antenna farm - Wikipedia

    en.wikipedia.org/wiki/Antenna_farm

    An antenna farm, satellite dish farm or dish farm is an area dedicated to television or radio telecommunications transmitting or receiving antenna equipment, such as C, K u or K a band satellite dish antennas, UHF/VHF/AM/FM transmitter towers or mobile cell towers.

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Amateur radio station - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_station

    Radio amateurs build and operate several types of amateur radio stations, including fixed ground stations, mobile stations, space stations, and temporary field stations. A slang term often used for an amateur station's location is the shack , named after the small enclosures added to the upperworks of naval ships to hold early radio equipment ...

  1. Ads

    related to: ham radio tower installation