What is variation?
The difference between true and magnetic north
What is meant by instrument flight rules?
Flying by reference to instruments in the flight deck, and navigation is accomplished by reference to
electronic signals
What is the most common geodetic reference system with global coverage?
WGS 84
What is meant by "dead reckoning"?
Determining position based on known speed, course and elapsed time
What is meant by "course" in relation to aircraft movement?
The direction over the ground the aircraft is moving
What is considered an integrity risk in relation to navigational performance?
That undetected navigational system errors results in hazardously and misleading information to an
aircraft
On what frequency band is the DME operating on?
UHF
What is an advantage with the NDB?
The low operating frequency allow reception beyond line of sight
How does the VOR create the different radials?
By transmitting 2 signals with different phases
What information does the pilot get from a NDB?
Direction only to the station
What is a disadvantage of the NDB?
The signal is subject to interference and reflections
What airborne equipment is required to make use of a VDF?
A VHF radio
What principle is used in VOR bearing measurements?
Phase comparison
What elements are required for a ILS?