Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testhardradio-altimeter
The radio altimeter operates in which frequency range?
A
4.2-4.4 GHz (C-band)
B
UHF (960-1215 MHz)
C
VHF (108-118 MHz)
D
HF (2-30 MHz)
Checking member access
One moment while we confirm your plan so paid members never see checkout by mistake.
Checking member access before showing upgrade options
Keep practising
See where you stand: 5 hard questions, instant score, every answer explained.