Airbourne Weather Radar

Question 1

What is the most prominent phenomena that an AWR cannot pick up?

Answer 1

Clear air turbulence

Question 2

What does the black mean on an AWR?

Answer 2

Absence of returns

Question 3

What is the frequency of an AWR?

Answer 3

9 GHz

Question 4

What is the wavelength of an AWR?

Answer 4

3cm

Question 5

Why is the specific frequency of an AWR used?

Answer 5

To detect wet hailstones

Question 6

In ground mapping mode, what does black mean?

Answer 6

Water

Question 7

What is the up tilt angle on an AWR?

Answer 7

4 degrees

Question 8

What is the pulse pair spacing in MODE A?

Answer 8

8 micro seconds

Question 9

What is the pulse pair spacing in MODE C?

Answer 9

21 micro seconds

Question 10

How many possible codes can you get with a MODE A transponder?

Answer 10

4096

Question 11

Where does MODE C come from in a light aircraft?

Answer 11

Pressure altimeter

Question 12

When an aircraft is operating its Secondary Surveillance Radar in Mode C an air traffic controller’s presentation gives information regarding the aircraft’s indicated pressure altitude in increments of:

Answer 12

100ft