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1C5 5 Study > CDC Vol 1, 011 - 014 Specific Radar Sensors > Flashcards

CDC Vol 1, 011 - 014 Specific Radar Sensors Flashcards

1
Q
  • In what frequency range does the ARSR–4 operate?
A

1,215–1,400 MHz

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2
Q
  • How does the ARSR–4 radar increase weather processing capabilities?
A

It incorporates a completely separate weather channel and processing path apart from target channels.

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3
Q
  • Where have the ARSR–4 radars been installed?
A

Around the periphery of:

  • CONUS
  • Hawaii
  • Guam
  • Guantanamo Bay
  • Cuba
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4
Q

What does the ARSR-4 program consists of?

A

44 operational systems deployed around the periphery of CONUS, Hawaii, Guam, Guantanamo Bay, and Cuba

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5
Q

The ARSR-4 increased the range of detection from the 200nm range of the old radar to what? (Hint: what is the max range of the ARSR-4)

A

From 200nm to 250nm

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6
Q

What is the frequency range of the ARSR-4 and what band is that?

A
  • 1215-1400 MHz

- Delta Band

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7
Q

The ARSR-4 phased-feed-array assembly allows for the formation of ___ (Number) of ___ degree elevation receiver beams?

A
  • 10
  • 2 degree elevation beams

(This question needs work)

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8
Q

How many RPMs does the ARSR-4 spin?

A

5 RPMs

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9
Q

The ARSR-4 program is a joint program between what to agencies?

A
  • DoD

- FAA

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10
Q

What radar system supports defense of our national airspace and provides initial coastal civil air traffic control?

A

the ARSR-4 program

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11
Q

What does the TPS-75 use to provide simultaneous range and height information on a target?

A

Slotted waveguide, stacked -beam antenna

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12
Q

What is the primary reason for using a planar-array antenna on the TPS-75 radar?

A

To substantially lower side lobes

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13
Q

On the TPS-75, how many slotted waveguide radiators are there?

A

48

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14
Q

On the TPS-75, how many slotted waveguide radiators are in the lower array assembly and how many are in the upper array assembly?

A
  • Lower has 28

- Upper has 20

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15
Q

On the TPS-75, of the 28 radiators, how many radiators are used to produce the transmited beam?

A

22 radiators

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16
Q

On the TPS-75, how many of the waveguide radiators are used to receive radar returns?

A

All 48 radiators

17
Q

What degrees in height and range does the TPS-75 provide?

A
  • 20 degrees in height

- 240 nm in range

18
Q

What part of the TPS-75 establishes the proper phase and amplitude of the transmited signal?

A

The manifold

19
Q

What part of the TPS-75 contains the bull gear, the main bearing, the azimuth rotary joint, and certain other electrical/mechanical devices such as the cables and sensors?

A

The pedestal assembly

20
Q

What is the bull gear driven by?

A

The antenna drive motor

21
Q

Whow many times does the TPS-75 rotate a minute?

A

6.5 times (6.5 rpm)

22
Q

What is the range of distance that can be used between the radar shelter and the antenna pallet?

A

7 to 21 feet

23
Q

What is the frequency range of both the FPS-117 and the FPS-124 and what is their frequency band?

A
  • 1200-1415 MHz

- Delta band

24
Q

What is the distance and altitude range of the FPS-117?

A
  • 200 nm

- 100,000 feet

25
Q

How long does it take the FPS-117 to revolve 360 degrees?

A

12 seconds

26
Q

How many preset frequencies can the FPS-117 frequency -hop?

A

18 preset frequencies

27
Q

What radars provide a perimeter defense for Norther American from over the North Pole?

A

FPS-117

28
Q

Where are the sites of the FPS-117 located?

A
  • Alaska
  • Canada
  • Iceland
29
Q

Where are the sites fo the FPS-124?

A
  • Alask

- Canada

30
Q

What does the FPS-124 provide?

A

Short range radar detection to cover the gaps from the FPS-117.

31
Q

What is the name of the system that protects NORADs norther boarder?

A

North Warning System (NWS)

32
Q

What radar is an unattended, two-dimensional, short range radar in the North Warning System?

A

FPS-124

NOTE: two-dimensional is range azmith and range, no height information.

33
Q

How many tracks can the FPS-124 report per scan?

A

20 tracks

34
Q

The FPS-124 can detect tracks out to ___ miles and ___ feet?

A
  • 10 miles

- 15,000 feet

35
Q

With the FPS-124, how many jammers can the strobe processing handle at one time?

A

10 jammers

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