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B-787 airplane: changes "necessary" to the audio system
British Airways will install pre-recorded messages for communications
The investigation concerning the battery fire of the B-787/8 of Japan Airlines led the US investigators to some conclusions, including that of changing the internal audio system of the plane to ensure that the signals can be recorded and listened to on board, without the pilot's voice totally obscuring it when the oxygen mask is used because the attached microphone. This is because the internal microphone...
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