Aircraft systems 1

Question 1

What type of radio & Nav aids are there?

Answer 1

TACAN & VOR

Question 2

Where are the radio nav aids used

Answer 2

Centreline
Beginning / end of Runway
Airfield approach
Fixing AC position

Question 3

NDB / ADF uses what frequency

Answer 3

LF , MF - Surface wave

Question 4

How do NBD / ADF give a bearing

Answer 4

Loop & sense

Question 5

VOR uses what frequency?

Answer 5

VHF

Question 6

How many signals does VOR have and what are the rpm / hz

Answer 6

2 signals
Omni pulse using phase difference
1800 rpm
30hz

Question 7

What type of wave is VOR

Answer 7

SPACE WAVE

Question 8

What frequency does DME use

Answer 8

UHF

Question 9

What type of wave does the DME use

Answer 9

Space wave

Question 10

With DME…. The aircraft is the _____

& the beacon is the _____

Answer 10

Interrogator

Transponder

Question 11

[] [] [] [] is know as the

Answer 11

Deviation scale

Question 12

/ is known as the

Answer 12

Course bar

Question 13

ILS has two signals. What are they and what are their frequency’s

Answer 13

Localiser freq - VHF - 18nm 10 degrees

Glide path - UHF - 10 nm +- 8 degrees 2000ft

Question 14

Integrators use how many axis?

Answer 14

3

Question 15

What are the benefits of integrators

Answer 15

EM resistant / Can’t be jammed