1.22.03.Acoustic

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• Acoustic cleaning — is used wherever there is a build up of dry materials and particulates which need to be cleaned regularly to ensure maximum efficiency and minimize maintenance and down time. An acoustic cleaner works by generating powerful sound waves which will …   Wikipedia

• Acoustic theory — is the field relating to mathematical description of sound waves. It is derived from fluid dynamics. See acoustics for the engineering approach.The propagation of sound waves in a fluid (such as air) can be modeled by an equation of motion… …   Wikipedia

• Acoustic thermometry — of Ocean Climate (ATOC) is an idea to observe the state of the world s oceans, and the ocean climate in particular, using long range acoustic transmissions. Prototype measurements of temperature have been made in the North Pacific Basin and… …   Wikipedia

• Acoustic tags — are small sound emitting devices that allow the detection and/or remote tracking of fish in three dimensions. Commonly used to monitor the behavior of fish, studies are conducted in lakes, rivers, tributaries, estuaries and at sea. Acoustic tag… …   Wikipedia

• Acoustic enhancement — is a subtle type of sound reinforcement system used to augment direct, reflected, or reverberant sound. While sound reinforcement systems are usually used to increase the sound level of the sound source (like a person speaking into a microphone,… …   Wikipedia

• Acoustic — may refer to:In science: * Acoustics, a branch of physics that studies sound ** Musical acoustics, the branch of acoustics that studies the physics of music * Acoustic meatus, another name for the ear canal *Acoustic recording, a pre microphone… …   Wikipedia

• Acoustic Emission — (AE) is a naturally occurring phenomenon whereby external stimuli such as mechanical loading generate sources of elastic waves. AE occurs when a small surface displacement of a material is produced. This occurs due to stress waves generated when… …   Wikipedia

• Acoustic ecology — Acoustic ecology, Sometimes called soundscape ecology, is the relationship, mediated through sound, between living beings and their environment. Acoustic ecology studies started in the late 1960s with R. Murray Schafer and his team at Simon… …   Wikipedia

• Acoustic Research — was a Cambridge, Massachusetts based company that manufactured high end audio equipment. The brand is now owned by Audiovox. Acoustic Research was well known for the AR 3 series of speaker systems, which used the 12 inch (305 mm) acoustic… …   Wikipedia

• Acoustic Control Corporation — was a manufacturer of instrument amplifiers, founded by Steve Marks (with the help of his father) and based in Van Nuys, California. Its original location was a shack on Sunset Boulevard in Los Angeles, California.Most of the amplifiers produced… …   Wikipedia

• Acoustic phonetics — is a subfield of phonetics which deals with acoustic aspects of speech sounds. Acoustic phonetics investigates properties like the mean squared amplitude of a waveform, its duration, its fundamental frequency, or other properties of its frequency …   Wikipedia