2–19.
How often will antenna and
pedestal restoration be performed
on the AN/SPS–40B/C/D/E radar?
1.
About every 3 years
2.
About every 5 years
3.
Every 7 years
4.
Every 10–15 years
2–20.
The AN/GPN–27 radar antenna group
provides constant radiation
altitude coverage of how many
degrees above the peak of the
beam?
1.
15 degrees
2.
30 degrees
3.
45 degrees
4.
60 degrees
2–21.
In the AN/GPN–27, which of the
following video signals are
provided to the processor unit by
the receiver?
1.
Normal video
2.
Log video
3.
Moving target indicator video
4.
fill of the above
2–22.
Which of the intercommunication
system stations are located in the
transmitter building group of the
AN/GPN–27 radar?
1.
One master station only
2.
One slave station only
3.
One master station and one
slave station
4.
Two master stations and one
slave station
2–23.
Where is the 16–inch maintenance
ppi for the AN/GPN–27 located?
1.
Display site
2.
Transmitter building
3.
Antenna site
4.
Air traffic control room
2–24.
The operator of which type of
radar is able to control the
antenna when searching in a target
sector?
1.
Surface search
2.
2D air search
3.
3D air search
4.
Ground–controlled approach
2–25.
Which of the following statements
describes the radiated frequency
of a 3D air search radar during
electronic scanning?
1.
It changes in discrete steps
at each elevation angle
2.
It remains constant at each
elevation angle
3.
It changes beam width
4.
It changes randomly
2–26.
Which of the following radars is a
Precision Approach Landing System
(PALS)?
1.
AN/SPN–42A
2.
AN/SPN–46(V)
3.
AN/GPN-27
4.
AN/FPN–63
2—27.
Which of the following systems iss
installed at naval air stations
for PALS training of flight crews,
operators,
and maintenance
personnel
1.
AN/SPN–42T1/3/4
2.
AN/SPN–46(V)1
3.
AN/SPN–46(V)2
4.
AN/FPN-63
2–28.
How many aircraft can the
AN/SPN–46(V) control simul–
taneously and automatically during
the final approach and landing
phase of carrier recovery
operations?
1.
5
2.
2
3.
3
4.
4
8
