sonic echo-sounder
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echo sounding — noun determining the location of something by measuring the time it takes for an echo to return from it • Syn: ↑echolocation • Hypernyms: ↑localization, ↑localisation, ↑location, ↑locating, ↑fix * * * noun … Useful english dictionary
Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) … Wikipedia
depth finder — ▪ measurement device also called echo sounder device used on ships to determine the depth of water by measuring the time it takes a sound (sonic pulse) produced just below the water surface to return, or echo, from the bottom of the body… … Universalium
History of research ships — The research ship had origins in the early voyages of exploration. By the time of James Cook s Endeavour , the essentials of what today we would call a research ship are clearly apparent. In 1766, the Royal Society hired Cook to travel to the… … Wikipedia
Echolot — Das Echolot ist ein in der Schifffahrt verwendetes Gerät zur elektroakustischen Messung von Wassertiefen (Lotung). Gemessen wird die Zeit, die zwischen der Aussendung eines Schallimpulses (Wasserschall) und der Ankunft der vom Gewässerboden… … Deutsch Wikipedia
Side-scan sonar — (also sometimes called side scan sonar, sidescan sonar, side looking sonar, side looking sonar and bottom classification sonar) is a category of sonar system that is used to create efficiently an image of large areas of the sea floor. This tool… … Wikipedia
Cluster (spacecraft) — Cluster Operator European Space Agency in international collaboration with NASA Major contractors Dornier GmbH (now part of EADS) Mission type Orbiter Satellite of Earth … Wikipedia
Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios … Wikipedia
List of experiments from Lilo & Stitch — Kixx redirects here. For the soccer team, see Philadelphia Kixx. Image of experiment 626, also known as Stitch. The most popular of the experiments. This is a list of experiments from the Disney animated Lilo Stitch franchise, a series of… … Wikipedia
