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Article: air traffic control
- Article from:
- The Columbia Encyclopedia, Sixth Edition
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Copyright informationThe Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press. (Hide copyright information)
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air traffic control the system by which airplanes are safely routed into and out of major airports. Air traffic control in the United States is centered in a number of regional control centers that route airplanes along established airways to airport traffic control centers. There Instrument Landing Systems and Microwave Landing Systems enable planes to land safely in almost any weather conditions. Air traffic controllers, who are responsible for maintaining safe distances between planes, are employees of the U.S. Dept. of Transportation. Air traffic control is made possible by special transponders installed ...
Related newspaper, magazine, and journal articles:
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Article: Hughes announces Guardian off-the-shelf air traffic control.
Business Wire;
October 15, 1996 ;
326 words
......which will handle increased air traffic control loads with improved safety...contract to install Guardian into air traffic control systems in Belgium, Canada...Hughes' worldwide experience in air traffic control and expands its off-the-shelf...
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