Radar Training Quiz

You are steering 180°(C). Variation is 4° West and deviation is 2° East. A conspicuous headland appears on the radar screen on bearing 248°(Relative). What is the true bearing ?

When Using radar to fix your postion, is it best to use ranges or bearings ? Why ?

What is the frequency at which small craft radars operate?

What is the significance of the range control in radar operation?

A boat with a radar mounted 8 meters above the water line, is approaching a rocky island with cliffs approximately 80m high. At what range is the land expected to appear ?

What is the deference between Gain and Brilliance ?

What are the main components of a radar set?

What is the difference between North-Up and Heads-Up modes?

What can be done to reduce or remove sea clutter?

• Adjust the sea clutter control

• Increase the gain

• Turn off the radar

• Use a different radar

How does rain clutter appear on the radar screen?

• As a distinct echo

• As a mass of contacts forming a large blob

• As a clear image

• As a series of lines