NTSC pocket 20 -minute conversation of Sukhoi pilot

JAKARTA . National Transportation Safety Committee ( NTSC ) are still researching the cause of the crash of Sukhoi Superjet 100 , which killed 45 passengers and crew on Wednesday ( 09/05/2012 ) then.

A number of developments has been obtained by a team of NTSC , including records pilot conversations in the cockpit voice recorder ( CVR ) Russian -made aircraft .
" From the CVR was successfully heard and written in the form of transcripts . Now we 're trying to understand , " said Chief Investigator of Accidents Sukhoi NTSC , Prof Mardjono Siswosuwarno to Kompas.com Friday ( 25/5 ) .

Mardjono said, the pilot 's recorded conversation lasted more than 20 minutes . " Recording begins when the aircraft is still on the ground , while the preparation , until just before the accident . There are more than 20 minutes , " said Mardjono .

A number of conversations between the co-pilot and pilot officer pilot with Air Traffic Control ( ATC ) were also recorded in the CVR , which is one component in the plane's black box .
According to him , the CVR recorded the team also heard a conversation between the pilot with a flight attendant. " However , there seems to be a flight attendant knocked and entered. There was a conversation on the tape , " said Mardjono .

However , he asserted , investigators until now can not open the contents of the recorded conversation . The team must first review and linking it with other data . The conversation could not be delivered because it remains to be investigated , " he said .

In addition to the pilot conversations , a team led by Professor of the Faculty of Mechanical Engineering Institute of Technology Bandung ( ITB ) was also able to hear the sounds of instruments. But , it sounds an early warning system is not supposed to sound when the aircraft will encounter obstacles.

" It's not the sound of early warning system . But there was the sound of one of the aircraft that I can not mention , " said Mardjono .

Having obtained the transcript of the CVR tape , a team of investigators will examine the seconds move and link it with other data from the radar Air Traffic Control ( ATC ) Soekarno- Hatta airport , such as height and position of the data .

" It has to be attributed first while waiting for the other black box components , namely the Flight Data Recorder ( FDR ) was found , " concluded Mardjono .
As reported earlier , a team of Special Forces and the Indonesian Rock Climbing Federation ( FPTI ) found the black box on the slopes of Mount Salak stone , Bogor , a plane crash site Sukhoi Superjet 100. However , in a black box that was only a component of the CVR .

While the other components , namely FDR , who recorded more than 20 indicators such as the aircraft altitude , weather , speed , and position of the aircraft , has yet been found . Currently , both the CVR and FDR , will be an important element to unravel the causes of aircraft accidents are super sophisticated . ( Kontan.co.id )