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an electronic device fitted to an aircraft for storing information concerning its performance in flight. It is often used to determine the cause of a crash
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
flight recorder[′flīt ri‚kȯrd·ər]
Any instrument or device that records information about the performance of an aircraft in flight or about conditions encountered in flight, for future study and evaluation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A general term applied to any instrument or device that records information about the performance of an aircraft in flight or about conditions encountered in flight. Flight recorders may make records of air speed, altitude, direction, outside air temperature, vertical and horizontal acceleration, engine RPM, engine temperature, control movements, and other pertinent variables for a given flight. A flight recorder assists in aircraft health monitoring as well as in accident or incident investigations. See data recorder.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved