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hydrophone noise

См. также в других словарях:

  • hydrophone — /huy dreuh fohn /, n. 1. a device for locating sources of sound under water, as for detecting submarines by the noise of their engines. 2. an instrument employing the principles of the microphone, used to detect the flow of water through a pipe.… …   Universalium

  • hydrophone — /ˈhaɪdrəfoʊn / (say huydruhfohn) noun 1. an instrument employing the principles of the microphone, used to detect the flow of water through a pipe. 2. a device for locating sources of sound under water, as for detecting submarines by the noise of …  

  • Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …   Wikipedia

  • Underwater acoustics — The field of underwater acoustics is closely related to a number of other fields of acoustic study, including sonar, transduction, acoustic signal processing, acoustical oceanography, bioacoustics, and physical acoustics.HistoryUnderwater sound… …   Wikipedia

  • Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… …   Wikipedia

  • Jimmy Launders — Infobox Military Person name=James Jimmy Stuart Launders lived= caption= nickname=Jimmy placeofbirth= placeofdeath= allegiance= United Kingdom branch= Royal Navy serviceyears=24 rank=Commander unit= commands=HMS Venturer battles=World War II… …   Wikipedia

  • Beamforming — is a signal processing technique used in sensor arrays for directional signal transmission or reception. This spatial selectivity is achieved by using adaptive or fixed receive/transmit beampattern. The improvement compared with an… …   Wikipedia

  • Acoustic mine — An acoustic mine is a type of naval mine which monitors audio activity in its vicinity. Depending on its design, it will either actively send out audio pulses, not unlike a sonar, listening to the speed at which the echo returns to it or… …   Wikipedia

  • Sonobuoy — A sonobuoy (a portmanteau of sonar and buoy) is a relatively small (typically 4⅞ inches, or 124 mm, in diameter and 36 inches, or 910 mm, long) expendable sonar system that is dropped/ejected from aircraft or ships conducting anti submarine… …   Wikipedia

  • Bioacoustics — is a cross disciplinary science that combines biology and acoustics. Usually it refers to the investigation of sound production, dispersion through elastic media, and reception in animals, including humans. This involves neurophysiological and… …   Wikipedia

  • Fin whale — Finback redirects here. For the U.S. submarines of this name, see USS Finback. For the fictional character, see Finback (Transformers). Fin whale[1] A fin whale surfaces in the …   Wikipedia

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