Radio Navigation Flashcards
At what distance would you find an Inner Marker on an ILS?
75 m - 450 m
At what distance would you find a middle Marker on an ILS?
900 m - 1200 m
At what distance would you find an outer Marker on an ILS?
6.5 km - 13 km
What is the typical frequency for an Airbourne Weather Radar?
9.375 GHz
What is the modulating frequency (AF) and cockpit light colour of an ILS inner marker?
3000 Hz, white
What is the modulating frequency (AF) and cockpit light colour of an ILS middle marker?
1300 Hz, Amber
What is the modulating frequency (AF) and cockpit light colour of an ILS outer marker?
400 Hz, Blue
What is the coverage angle and distance of a localizer?
10 degrees either side of the centreline, up to 25 nm
What is full-scale deflection on a localiser?
2.5 degrees (0.5 per dot)
What is full-scale deflection on a glideslope?
0.7 degrees (0.14 per dot)
What frequencies do localisers utilise?
108-112 MHz on decimal-odd frequencies
what frequencies do glidepath transmitters use?
329 - 335 MHz (roughly triple the localiser frequencies)
What is the frequency range for VOR?
108-118 MHz (108-112 MHz for TVOR)
What does full scale deflection on an RNAV system in the enroute mode indicate?
5 nm off track
What does full scale deflection on an RNAV system in the approach mode indicate?
1.25 nm off track