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Marine Sonar
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About Marine Sonar
There are two kinds of sonar that is used in ships and boats. One is passive sonar and the other one is active sonar. Passive sonar is listening to sounds made by vessels and active sonar is the method of emitting pulses of sound and listening for echoes. According to sources, sonar is a very powerful tool for navigation and finding out objects that the naked eye cannot detect.
There are other meters & gauges which are used in navigation as well, like the compass, chartplotters and many more devices. Transducers, fish finders and many other devices work in conjunction with the sonar equipment. Sonar is especially useful in submarines and other military vessels. Sources say that they make use of the sonar equipment to detect the presence of other...
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