CNN CNN Newsroom April 3, 2014 18:45:00
That is great if you are looking for ships or land masses. it's suboptimal if you are looking for aircraft debro. >> is that where a submarine comes in? you have the pinger draped below it and how does the submarine work? >> this is a hunter submarine and they have missiles. they have about 35 knots, quicker than the ocean shield. this is specific to the capability. this is the passive and active sonar. this submarine is used to track others. that's what it is designed for. the sonar systems are sensitive. >> it gives you more range because it's faster and better to find things because it's wi...
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