Radio Navigation: Basics and Radar

Question 1

NDBs use what bracket of frequencies?

Answer 1

Low and Medium Frequency

Question 2

VORs use what bracket of frequencies?

Answer 2

VHF

Question 3

VHF bracket for VORs are from what to what?

Answer 3

118.000 to 117.950

Question 4

NDBs used for approaches are known as what?

Answer 4

Locators

Question 5

NDB interference errors:

Answer 5

Night effect
Coastal effect
Quadrantal error
Dip error

Question 6

The quadrantal error refers to what?

Answer 6

Metal composition of aircraft acts as an aerial and misleads signal

Question 7

Theoretical maxium receiving distance for a VOR is calculated by:

Answer 7

1.23 x Square Root of (Altitude of Transmitter + Receiver)

Question 8

What does DOC stand for?

Answer 8

Designated Operational Coverage

Question 9

Does PSR require the aircraft to be specially equipped?

Answer 9

No

Question 10

SSR only transmits when?

Answer 10

When it is hit by a radar signal

Question 11

SSR operates in what frequency bracket?

Answer 11

UHF

Question 12

Mode-A only transmits what?

Answer 12

Transponder code

Question 13

Mode A+C transmits what?

Answer 13

Transponder code and pressure altitude