BLACK BOX

  Black Box 

Black box may be one of the most important pieces of technical equipment on board a plane despite the fact they do nothing to help the plane while its in the air.

Airplane actually have two black boxes 

1) cockpit voice recorder 

2)flight data recorder

1) cockpit voice recorder 

CVR which records all of the sounds nad conversation that happen in the cockpit

2) Flight data recorder

FDR which records th planes operating functions 

Black box which is located in the tail part of the aeroplane 

The cockpit vlice recorder must hold atleast two hours of audio

the flight data recorder must hold a minimum of 25 hours of flight information

black box was first invented by a young Australian scientists named DR.DAVID WARREN

Australia became the first country in the world to make the black box madantory for all the commercial aircraft 

David warren was involved in the accident investi surrounding the mysterious crash of the world first jet oowered commercial aircraft THE COMET 

black box which is painted in the red or orange to make them easier to find in wreckage 

march 17 1953 the black box is born and were produce in 1957 

what was used before black box flight recorder was invented ???

nothing accident had to be analyzed just from physical data at site radar track and last radio contact it was hard to be accurate as to cause 

An early version of the black box flight recorder