Quote:
Originally Posted by dreamofpsy
Hang on, though, how does side-scan sonar work, if the sound is only being reflected off the air/water interface? It seems able to detect wrecks easily enough... Eg. http://www.dailymail.co.uk/news/arti...ean-floor.html
So clearly, SOME sonar can detect wrecks, but why can some sonar detect wrecks but not others?
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Side-Scan is a HF active with a relatively short range... IE, it's a specialized application. Your standard longer-range MF active works as described earlier.
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STS1(SS) USN (Ret) : 1997 - 2017
USS MICHIGAN (SSBN-727 BLUE)
USS MONTPELIER (SSN-765)
IMF PACNORWEST
USS ALASKA (SSBN-732 GOLD)
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NAVAL OCEAN PROCESSING FACILITY, WHIDBEY ISLAND
USS TENNESSEE (SSBN-734 GOLD)
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