radio navigational
21U.S. Coast Guard radio stations — The United States Coast Guard maintains radio stations for communication between Coast Guard units, Coast Guard units and other government entities, and Coast Guard units and the general public. Most commnications take place on the VHF marine… …
22Indian Regional Navigational Satellite System — The Indian Regional Navigational Satellite System (IRNSS) is an autonomous regional satellite navigation system being developed by Indian Space Research Organisation [ [http://www.livemint.com/2007/09/05002237/India to build a constellation.html… …
23omnidirectional radio range — noun a navigational system consisting of a network of radio beacons that provide aircraft with information about exact position and bearing • Syn: ↑omnirange, ↑omnidirectional range • Hypernyms: ↑navigational system * * * noun or …
24National Defence Radio Establishment (Sweden) — National Defence Radio Establishment Försvarets radioanstalt (FRA) Unofficial rendering of the coat of arms of the National Defence Radio Establishment …
25Taupo Maritime Radio — ist eine neuseeländische Küstenfunkstelle. Taupo Maritime Radio sendet aus der Region Taupo von der Nordinsel und übernimmt im Auftrag der staatlichen Behörde Maritime New Zealand den Kurz , Grenz und Mittelwellenfunk in Neuseeland.[1] Maritime… …
26omnirange navigational equipment — A phase comparison type of electronic navigational equipment that provides a directional reference between aircraft and the ground station. Also called a VOR (very high frequency omnidirectional radio range) …
27Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …
28Nautical chart — A nautical chart is a graphic representation of a maritime area and adjacent coastal regions. Depending on the scale of the chart, it may show depths of water and heights of land (topographic map), natural features of the seabed, details of the… …
29Notice to mariners — The front cover of a Notice to Mariners. Purpose: Provide corrections to navigational publications and nautical charts. Publication Frequency: Weekly Published by: National Geospatial Intelligence Agency Available Online: Yes …
30airport — airport1 /air pawrt , pohrt /, n. a tract of land or water with facilities for the landing, takeoff, shelter, supply, and repair of aircraft, esp. one used for receiving or discharging passengers and cargo at regularly scheduled times. [1915 20;… …
