altitude alert system
McGraw-Hill Dictionary of Aviation:
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altitude alert system
A system that provides aural and visual warning to the crew as an aircraft approaches a preselected altitude during climb or descent. If the aircraft deviates from the set altitude, the warning signal operates again. Some systems obtain their data from both pressure and radio altimeters.
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McGraw-Hill Dictionary of Aviation
An Illustrated Dictionary of Aviation.. Copyright © 2005 by McGraw-Hill Companies, Inc. All rights reserved.
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