5 Minutes With Aopa-china

Let’s unveil the blackboxes.The first things that is asked when anyairplane crashes and the first things investigators looking into black boxes,which are made up of a flight data recorder (FDR) and cockpit voice recorder(CVR).First of all, the black boxes are storedin the empennage of the aircraft.Typically, memory boards inside it canstore two hours of audio data and 25 hours of flight data from the FDR.The FDR has been designed to recordoperating data from the system of the aircraft, with sensors being wired tovarious parts of the aircraft to the flight data acquisition unit, which inturn is wired to the FDR. How about CVR?Several microphones are built intocockpits in aircraft and these can track the conversations inside the cockpit.They also pick up any ambient noise, including bangs, knocks or thuds. Soundpicked up by them are sent to the CVR and stored.In addition to possible technicalproblems, CVRs reveal how the pilots communicate with one another and otherssuch as cabin crew and controllers. The