Principles of Primary Surveillance Radar (PSR)

Question 1

How is range determined

Answer 1

By measuring the elapsed time between the transmission of the radar pulse, and the reception back of the reflection.
Distance = Speed of light x Time
2

Question 2

What two types of radar are used for provided air traffic control

Answer 2

PSR, SSR

Question 3

Name the four basic components of a PSR system

Answer 3

aerial, transmitter, receiver and display.

Question 4

Describe the radar cycle

Answer 4

The Cycle starts when the RADAR sends out a Pulse. Some pulses hit nothing and continue on their way. The radar then switches to receive mode and any radar return is then processed and displayed.

Question 5

What is bearing?

Answer 5

The direction of the radar return from the aerial

Question 6

In general terms what gives the best radar return?

Answer 6

The greater the reflective surface of the target the stronger the radar return will be