Cockpit Voice Recorder

Question 1

What does the cockpit voice recorder record onto

Answer 1

Either a magnetic tape or digital recording system

Question 2

What is the cockpit voice recorder requirements for aircraft registered before 1st April 1998 with more than 5700kg or more than 9 passengers

Answer 2

Record and retain at least 30 mins

Question 3

What is the cockpit voice recorder requirements for aircraft registered after 1st April 1998 with more than 5700kg or more than 9 passengers

Answer 3

Must record and retain at least 120 mins

Question 4

How many independent channels does a cockpit voice recorder have

Answer 4

4

Question 5

What do the first 3 channels of the cockpit voice recorder record

Answer 5

Audio control panel communications

Transmission by the pilots and observer (in jump seat)

PA system if done by pilots

Question 6

What does the 4th channel of the cockpit voice recorder record

Answer 6

Records all sounds in the cockpit

Question 7

How is the cockpit voice recorder powered

Answer 7

Ac powered

Does not use battery

Question 8

What happens to the cockpit voice recorder when the control unit is in auto position

Answer 8

Records from engine start until 5 mins after engine shutdown

Question 9

What happens to the cockpit voice recorder when the control unit is in on position

Answer 9

Records as soon as electrical power is supplied to aircraft

At first engine start will automatically trip back to auto