RADAR Flashcards
- What does the acronym RADAR stand for?
Radio Detection and Ranging
- What band does the AN/SPS-67 operate in?
The C-band
- What is the frequency range of the AN/SPS-67?
5450-5825 MHz
- What three pulse modes does the AN/SPS-67 operate in?
Long, Medium, and Short
AN/SPS-67
Surface Search Radar
- What is the minimum range of the AN/SPS-67?
75 Yards
- What is the maximum range of the AN/SPS-67?
105 nm
- Where is the AN/SPS-67 antenna located?
0-8 level, Top spinning antenna
- Where is the equipment located SPS-67
Radar 2
SPS-73
Navigation Radar
- What band does the SPS-73 operate in
X-band
- What is the frequency range of the SPS-73?
9410 +/- 30 MHz
- What pulse modes does the SPS-73 Radar operate in?
Short 1, Short 2, Medium 1, Medium 2, Long
- What is the minimum range of the SPS-73?
1/8 nm
- What is the maximum range of the SPS-73?
96nm
- Where is the SPS-73 antenna located?
0-7 Level, Bottom spinning antenna
Where is the equipment located SPS-73
In the pilot house, centerline console (SAOP-Stand Alone Operator Position)
TACAN
AN/URN-32
TACTICAL AIR NAVIGATION
- How many aircraft can the TACAN provide bearing to?
An infinite amount
- How many aircraft can the TACAN provide range to?
Up to 250 aircraft
- What is the range of TACAN?
200nm
- What does TACAN provide to an aircraft?
AIDS Azimuth, Ship’s Identification, Distance, Squitter
- Where is the TACAN antenna located?
O-10 level, at the very top of the mast
IFF
Identify Friend or Foe
- What are the two subsystems of IFF?
OE-120 and UPX-29
- What is the transmit frequency of the Interrogator? What is the transmit frequency of the Transponder?
Interrogator sends on 1030 MHz and receives on 1090
Transponder sends 1090 MHz and receives on 1030
- Where is IFF video sent for observation? Where do you see the video tracks?
OJ-719 ADS display consoles
- What are the modes that IFF uses?
1, 2, 3, C, and 5
- What is IFF mode 5 used for?
Encrypted identification for use by military units in a tactical environment.
- Where is the IFF ESA antenna located and what does it consist of
O-10 Level and 64 antenna arrays. Ring shaped.
- Where is the IFF equipment located?
Radar Room 1, CIC, the pilot house and 09 and 010 level on the mast
Radar Repeater
SPA-25G
- How many SPA-25G’s are onboard USS Chung-Hoon and where are they located?
2; One in CIC, and one on the bridge.
- From which radar’s can the SPA-25G display information?
Both the SPS-73 and the SPS-67
NAVSSI
Navigation Sensor System Interface
SSN-6
- How many NAVSSI GPS antennas are there onboard USS Chung-Hoon and where are they?
2; One on the uppermost starboard yardarm and one on the missile deck on the centerline aft of the #3 Generator stack.
- What information does the NAVSSI supply to ships systems?
GPS Data: such as time data (GMT), Latitude and Longitude, and Speed Over Ground (SOG)
- What pieces of gear encompass the NAVSSI and where are they located?
DCS-Chartroom, RTS1-Fwd IC, RTS2-Aft IC.
AN/WSN-7 (RLGN)
Ring Laser Gyro Navigation System
- Where is the aft AN/WSN-7 located? Forward AN/WSN-7?
FWD IC Gyro Room and AFT IC Gyro Room
- What are the main purposes of the AN/WSN-7 system?
Provides ship systems with Pitch and Roll computation, LAT and LONG data, ships heading, and ships speed
- Why is this Pitch and Roll compensation important to the ship’s systems?
It keeps the systems on the target irrelevant of the way the ship is pitching or rolling (i.e. MT-51: 5”)
AN/WSN-9 (DHSYL)
Digital Hybrid Speed Log
- What are the two parts of DHYSL’s?
Rod Meter (Pit Sword) and the control panel
- Where is the DHYSL Rod Meter located
Outside the skin of the ship, starboard side forward at about frame 107
- Where is the DHYSL control panel located?
Fwd IC Gyro room
- What does the DHYSL provide to ship systems?
Ship’s speed through the water and distance traveled