Jeppesen airframe- aircraft avionics systems oral questions with correct answers

What are the basic components of a radio communication system? Answer A microphone, transmitter, transmitting and receiving antennas, receiver, and speaker What frequency range is used by most modern voice communications systems? Answer VHF band 118.o to 137.975 MHz What does the term ADF stand for Answer Auxiliary direction finder What is the function of VOR equipment? Answer navegation Name the components of a typical airborne VOR system Answer a receiver , antenna,frequency selector and visual display indicator What does DME stand for? Answer Distance Measuring Equipment At what interval must an ATC transponder system be certified? Answer every 24 calendar months Why are two antennas usually required for an ILS system? Answer because localizer and glideslope signals are transmitted on different frequencies What information does the glideslope beam provide? Answer vertical guidance