The bells at Notre Dame tolled 228 times for the 216 passengers and 12 crew on Flight 447.View Technologos on most probable chain of failures of AF447 aircrash mistery [ Ссылка ] because of electronic problems, caused by a lightning discharge interfered with the computers that control the aircraft, navigation equipment, or the weather radar.
Air France Flight AF447 Fatal Misterious Failure. Paul-Louis Arslanian, chief of the French civil aviation ministry's bureau of investigation:"We may be unable to find the black boxes due to circumstance and logistics," he said.
Aviation experts have said black boxes are virtually indestructible and designed to withstand a high impact crash and underwater pressure.
But Arslanian warned that even if they are recovered it may be found the data is useless to the investigation or has been destroyed in the incident.The messages came over a span of three minutes, Mr. Arslanian said. Safety experts say that suggests the plane didn't immediately break up in the air and would have had ample time to transmit safety data, had it been equipped to do so.
Safety officials propose doing that by using existing systems to beam flight-data recorder measurements -- such as engine parameters, pilot commands or acceleration forces. Installing the systems, they say, might require only software adjustments.
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