'''4.''' Both recorders, with electric lines on opposite sites of the fuselage and with separate points of attachments to their respective instruments, "stopped working" at precisely the same second - an incredible unlikelihood. ICAO '93 analysis notes no known reason for this to have happened. | '''4.''' Both recorders, with electric lines on opposite sites of the fuselage and with separate points of attachments to their respective instruments, "stopped working" at precisely the same second - an incredible unlikelihood. ICAO '93 analysis notes no known reason for this to have happened. |