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Search "Sonar"
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Sonar | |
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About 38 pages (11,426 words) in 6 products |
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Encyclopedia and Summary Information
 summary from source:
 Sonar Summary
815 words, approx. 3 pages Sonar is a remote sensing technique based on the echolocation of sound waves in water. The name Sonar is short for SOund Navigation And Ranging and is closely related to the technology of RADAR (RAdio Detection And Ranging). The basic principles behind... summary from source:
 Sonar Summary
780 words, approx. 3 pagesThe concept of using sound to determine the depth of a lake or ocean was first proposed in the early nineteenth century by the French physicist Francois Arago (1786-1853); however, for nearly a century little research was conducted on the subject.... summary from source:
 The Development of Radar and Sonar Summary
1,632 words, approx. 5 pages Although they rely on two fundamentally different types of wave transmission, Radio Detection And Ranging (RADAR) and Sound Navigation and Ranging (SONAR) both are remote sensing systems with important military, scientific, and commercial... summary from source:
 Sonar Information
7,640 words, approx. 26 pages
SONAR (SOund NAvigation and Ranging)—or sonar—is a technique that uses sound propagation under water to navigate, communicate or to detect other vessels. There are two kinds of sonar—active and passive. Sonar may be used as a means of acoustic... 
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 Bangor Daily News Bangor, ME Whales and sonar
02/02/2002: 331 words, approx. 1 pages Information, like stories, can take many forms. "And the enormous mother whales lie dreaming, suckling their whale tender young and dreaming with strange whale eyes wide open in waters of the beginning and the end." D.H. Lawrence. This is quite a different... summary from source:
Canadian Musician Sonar by Cakewalk
03/01/2002: 756 words, approx. 3 pages by Paul Lau [Graph Not Transcribed ] [Graph Not Transcribed ] I remember Cakewalk over 10 years ago, and boy have they changed! Sonar isn't just Cakewalk 10, it's a tremendous leap forward within the integrated all-in-one digital/MIDI software production tools.... summary from source:
 AP News Court: Navy must lessen sonar harm
11/14/2007: 273 words, approx. 1 pagesA federal appeals court on Tuesday ordered the U.S. Navy to lessen the harm its high-power sonar does to whales and other marine life during exercises off the Southern California coast.The 9th Circuit U.S. Court of Appeals sent the matter to a trial judge in... summary from source:
AP News Pentagon: Navy can keep using sonar
1/24/2007: 385 words, approx. 1 pagesThe Defense Department gave the Navy permission Tuesday to keep training with sonar for another two years, a move denounced by activists who say the sound waves can harm dolphins and other marine mammals.Navy officials had sought the two-year exemption from the Marine Mammal Protection...
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About 38 pages (11,426 words) in 6 products |
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