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ESWS > RADAR > Flashcards

RADAR Flashcards

1
Q
  1. What does the acronym RADAR stand for?
A

Radio Detection and Ranging

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2
Q
  1. What band does the AN/SPS-67 operate in?
A

The C-band

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3
Q
  1. What is the frequency range of the AN/SPS-67?
A

5450-5825 MHz

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4
Q
  1. What three pulse modes does the AN/SPS-67 operate in?
A

Long, Medium, and Short

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5
Q

AN/SPS-67

A

Surface Search Radar

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6
Q
  1. What is the minimum range of the AN/SPS-67?
A

75 Yards

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7
Q
  1. What is the maximum range of the AN/SPS-67?
A

105 nm

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8
Q
  1. Where is the AN/SPS-67 antenna located?
A

0-8 level, Top spinning antenna

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9
Q
  1. Where is the equipment located SPS-67
A

Radar 2

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10
Q

SPS-73

A

Navigation Radar

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11
Q
  1. What band does the SPS-73 operate in
A

X-band

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12
Q
  1. What is the frequency range of the SPS-73?
A

9410 +/- 30 MHz

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13
Q
  1. What pulse modes does the SPS-73 Radar operate in?
A

Short 1, Short 2, Medium 1, Medium 2, Long

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14
Q
  1. What is the minimum range of the SPS-73?
A

1/8 nm

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15
Q
  1. What is the maximum range of the SPS-73?
A

96nm

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16
Q
  1. Where is the SPS-73 antenna located?
A

0-7 Level, Bottom spinning antenna

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17
Q

Where is the equipment located SPS-73

A

In the pilot house, centerline console (SAOP-Stand Alone Operator Position)

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18
Q

TACAN

A

AN/URN-32

TACTICAL AIR NAVIGATION

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19
Q
  1. How many aircraft can the TACAN provide bearing to?
A

An infinite amount

20
Q
  1. How many aircraft can the TACAN provide range to?
A

Up to 250 aircraft

21
Q
  1. What is the range of TACAN?
A

200nm

22
Q
  1. What does TACAN provide to an aircraft?
A

AIDS Azimuth, Ship’s Identification, Distance, Squitter

23
Q
  1. Where is the TACAN antenna located?
A

O-10 level, at the very top of the mast

24
Q

IFF

A

Identify Friend or Foe

25
Q
  1. What are the two subsystems of IFF?
A

OE-120 and UPX-29

26
Q
  1. What is the transmit frequency of the Interrogator? What is the transmit frequency of the Transponder?
A

Interrogator sends on 1030 MHz and receives on 1090

Transponder sends 1090 MHz and receives on 1030

27
Q
  1. Where is IFF video sent for observation? Where do you see the video tracks?
A

OJ-719 ADS display consoles

28
Q
  1. What are the modes that IFF uses?
A

1, 2, 3, C, and 5

29
Q
  1. What is IFF mode 5 used for?
A

Encrypted identification for use by military units in a tactical environment.

30
Q
  1. Where is the IFF ESA antenna located and what does it consist of
A

O-10 Level and 64 antenna arrays. Ring shaped.

31
Q
  1. Where is the IFF equipment located?
A

Radar Room 1, CIC, the pilot house and 09 and 010 level on the mast

32
Q

Radar Repeater

A

SPA-25G

33
Q
  1. How many SPA-25G’s are onboard USS Chung-Hoon and where are they located?
A

2; One in CIC, and one on the bridge.

34
Q
  1. From which radar’s can the SPA-25G display information?
A

Both the SPS-73 and the SPS-67

35
Q

NAVSSI

A

Navigation Sensor System Interface
SSN-6

36
Q
  1. How many NAVSSI GPS antennas are there onboard USS Chung-Hoon and where are they?
A

2; One on the uppermost starboard yardarm and one on the missile deck on the centerline aft of the #3 Generator stack.

37
Q
  1. What information does the NAVSSI supply to ships systems?
A

GPS Data: such as time data (GMT), Latitude and Longitude, and Speed Over Ground (SOG)

38
Q
  1. What pieces of gear encompass the NAVSSI and where are they located?
A

DCS-Chartroom, RTS1-Fwd IC, RTS2-Aft IC.

39
Q

AN/WSN-7 (RLGN)

A

Ring Laser Gyro Navigation System

40
Q
  1. Where is the aft AN/WSN-7 located? Forward AN/WSN-7?
A

FWD IC Gyro Room and AFT IC Gyro Room

41
Q
  1. What are the main purposes of the AN/WSN-7 system?
A

Provides ship systems with Pitch and Roll computation, LAT and LONG data, ships heading, and ships speed

42
Q
  1. Why is this Pitch and Roll compensation important to the ship’s systems?
A

It keeps the systems on the target irrelevant of the way the ship is pitching or rolling (i.e. MT-51: 5”)

43
Q

AN/WSN-9 (DHSYL)

A

Digital Hybrid Speed Log

44
Q
  1. What are the two parts of DHYSL’s?
A

Rod Meter (Pit Sword) and the control panel

45
Q
  1. Where is the DHYSL Rod Meter located
A

Outside the skin of the ship, starboard side forward at about frame 107

46
Q
  1. Where is the DHYSL control panel located?
A

Fwd IC Gyro room

47
Q
  1. What does the DHYSL provide to ship systems?
A

Ship’s speed through the water and distance traveled

ESWS (15 decks)

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