Tuesday, March 24, 2015

Crash A320: In what state is the black box? – RTL.fr


A helicopter of the French civil security near the scene of the crash A320 Germanwings

The operation of the flight recorder of Germanwings Airbus A320 will depend on the preservation or not the data it contains, warned Tuesday evening the Bureau of Investigation and Analysis (BEA), calling for caution on hasty conclusions.
“We confirm that a flight recorder was found. But as BEA experts will not have had access to content recorder, we can not say anything regarding the operation and the quality of the data it contains “, said a spokesman.
She was not able to say whether the recovered black box was the FDR (Flight Data Recorder) and CVR (Cockpit Voice Recorder).

The time to decrypt a black box varies greatly its state

The FDR records second by second all parameters over a period of 25 flight hours (speed, altitude, trajectory, etc.). The CVR flight recorder “sound” canned conversation, but all the sounds and announcements heard in the cockpit. The duration
to decrypt a black box varies depending on its condition. In the case of the crash of the Rio-Paris, it took 48 hours to investigators. In one of the Yemenia accident off the Comoros in 2009, two weeks had been necessary , the data that have been damaged.
interior minister, Bernard Cazeneuve, had announced earlier that a black box had been recovered.

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