137 - ATPL Question Bank in English - Which statements about a cockpit voice recorder (CVR) system are correct? 1) It includes a cockpit-area microphone as a recording input. 2) It uses a recording unit meeting the applicable crash-protection standards. 3) Every CVR installation must contain an independent battery, regardless of aircraft mass and certification date. 4) A separate flight data recorder must always be an integral component of the CVR. Select all the correct statements.

Question 137 - Aircraft General Knowledge - Instrumentation - ATPL - Airline Transport Pilot Licence