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9 Cards in this Set
- Front
- Back
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What does radar stand for? |
Radio detection and ranging |
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What does sonar stand for? |
Sound navigation and ranging |
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What on the BLR uses sonar? |
Fathometer |
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What are the two modes of sonar? |
Active- sends out a ping Passive- only listens |
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What affects sonar operation? |
Temperature, salinity, and pressure
-All circumstances will affect sound. Salinity in open ocean is 33-37 parts per thousand. |
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Describe all four types of radar detection? |
Air search- long range search for aircraft. Used to intercept enemy aircraft.
Surface search- long range search for surface contacts and low flying aircraft.
Navigation- short range to enhance navigation.
Fire control- directs gun mounts and missile launchers. Very accurate, 3 dimensional. |
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Name all radars on board and what type they are. |
SPS-40: air search SPS-67: surface search SPS- 73: navigation Furuno: navigation CIWS- fire control (search and track) |
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What is the maximum range of the SPS-40? |
184 nautical miles |
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What is the maximum range of the SPS- 67? |
90 nautical miles. |
