Originally Posted by
JD-EE
As an aside, how long does the CVR recording go backwards in history? It may be quite important to get it if the recording goes back to their last communications attempt.
CVRs come in two categories. Older ones can record for half an hour, newer ones for two hours before over-writing the most ancient recording.
The A-330 is a recent aircraft, so two hours is the most likely (maybe the type is mentioned in the BEA reports?).
CJ