The discovery could help to understand the reasons for the crash. Chinese authorities have announced that they have found one of the black boxes of the China Eastern Airlines Boeing-737 which crashed in southern China on Monday. 132 people were on board the aircraft which plunged near the city of Wuzhou.
“A black box from China Eastern flight MU5735 was found on March 23,” civil aviation spokesman Liu Lusong told reporters. The plane provided the connection between the Chinese cities of Kunming (southwest) and Canton (south). The CAAC was not immediately able to specify whether the black box found was the one dedicated to the recording of voices in the cockpit (CVR) or the one containing the flight data (FDR).
Cockpit voice or flight data
The “Cockpit Voice Recorder” (CVR), which works like a tape recorder, contains two hours of audio recording of conversations and noises in the cockpit: discussions between the pilots, communications with the crew, but also ambient noises in the cockpit. aircraft, including possible alarms thanks to four audio recording tracks. The most recent models allow 25 hours of recording.
The “Flight Data Recorder” (FDR) records the flight parameters (speed, altitude, engine speed, inclination, trajectory, etc.) second by second over a period of 25 hours.