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radio navigational aid

См. также в других словарях:

  • Radio navigation aid — Radio navigational aids, much like hearing aids, are small devices that allow other technological devices to receive signals which help with navigation. History Invented by Lord Roger Burrman in 1922, radio navigational aids have long since… …   Wikipedia

  • Radio Navigational Aids — The Radio Navigational Aids (Publication 117) publication contains a detailed list of selected worldwide radio stations that provide services to the mariner.National Geospatial Intelligence Agency, 2008.] The publication is divided into chapters… …   Wikipedia

  • Navigational aid — A lighthouse is an easily recognized aid to navigation. A navigational aid (also known as aid to navigation, ATON, or navaid) is any sort of marker which aids the traveler in navigation; the term is most commonly used to refer to nautical or… …   Wikipedia

  • radio direction finder — a navigational aid establishing a fix by means of the bearings of two known radio stations. Abbr.: RDF [1920 25] * * * ▪ instrument also called  Radio Compass,         radio receiver and directional antenna system used to determine the direction… …   Universalium

  • radio-marker beacon — The beacons that serve to identify a particular location in space along an airway or approach to an instrument runway. This is done by means of a 75 MHz transmitter, which transmits a directional signal to be received by aircraft flying overhead …   Aviation dictionary

  • radio direction finder — noun : direction finder * * * a navigational aid establishing a fix by means of the bearings of two known radio stations. Abbr.: RDF [1920 25] * * * radio direction finder, = radiocompass. (Cf. ↑radiocompass) …   Useful english dictionary

  • radio compass — ra′dio com pass n. navig. rtv a receiver with a directional antenna for determining the bearing of a radio beacon: used as a navigational aid on ships and aircraft • Etymology: 1915–20 …   From formal English to slang

  • radio beacon — ra′dio bea con n. navig. elo rtv a transmitter that sends out a distinctive signal as a navigational aid for ships and aircraft • Etymology: 1915–20 …   From formal English to slang

  • Radio direction finder — Civil Air Patrol members practice using a handheld radio direction finder to locate an emergency locator transmitter …   Wikipedia

  • Radio communication system — A radio communication system send signals by radio. [cite book | title = Wireless Network Performance Handbook | author = Clint Smith, Curt Gervelis | year = 2003 | publisher = McGraw Hill Professional | isbn = 0071406557 | url =… …   Wikipedia

  • radio navigation — noun : the process of conducting an airplane or ship from one point to another by means of radio aids (as beacons, direction finders, or radioed bearings) * * * radio navigation, navigation of an aircraft or ship with the aid of radio beacons,… …   Useful english dictionary

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