5-19. What feature of the DASR-8 RADAR prevents blind speeds caused by MTI?
A.
Staggered PRF
B.
Curved STC
C.
Alternated CPI
D.
Straight-line FTC
5-20. When MTI is used on an FPN-63 RADAR, the "Range Select" switch will choose
either of which two ranges?
A.
5 or 10 mile range
B.
5 or 15 mile range
C.
10 or 15 mile range
D.
10 or 20 mile range
5-21. What factor determines the degree and length of target fades when aircraft pass
directly over the antenna site?
A.
Atmospheric conditions
B.
Surrounding terrain
C.
Antenna height
D.
Tilt angle of the antenna
5-22. You observe apparent RADAR targets traveling at tremendous speeds and
frequently changing directions. You would probably be correct in assuming that
these observations were caused by which of the following phenomena?
A.
UFOs
B.
Anomalous propagation
C.
Temperature occlusion
D.
5-23. Most shipboard RADARs differ from land-based RADARs in what way?
A.
They are stabilized by a gyroscope and/or a computer
B.
They are orientated with the ship's heading
C.
They have cursors
D.
They have variable range control
5-60
