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Manufacturing Industry

Acoustic holography pinpoints source of noise in products.(Testing/Analysis)

Advanced Materials & Processes,  May, 2004  

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An acoustic holography technology that creates a three-dimensional image of sound in time and space, enabling engineers to pinpoint the exact source of noise in a part, has been licensed by SenSound LLC, Detroit, Mich., from Wayne State University, also in Detroit. The system is an effective tool for vibro-acoustic diagnostics on non-planar and irregular surfaces.

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Nearfield acoustic holography (NAH) enables reconstruction of acoustic quantities such as the acoustic pressure, ...

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