Articles with "swept sine" as a keyword



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Assessing environmental noise impact of PA systems with the swept-sine method. A case study in the heritage site of the Alhambra

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Published in 2021 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2020.107897

Abstract: Abstract Open-air spectacles near populated areas can cause noise issues. Sound engineers need an estimation of the limits at their mixing desk to avoid noise regulation infringements in places that can be far away. The… read more here.

Keywords: swept sine; environmental noise; noise; sine method ... See more keywords
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A method for an accurate estimation of natural frequencies using swept-sine acoustic excitation

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Published in 2019 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2018.07.018

Abstract: Abstract Early detection of cracks in engineering structures by vibration-based methods requires monitoring systems that can evaluate natural frequencies with high accuracy. This paper introduces a method for estimating the natural frequencies using features extracted… read more here.

Keywords: natural frequency; frequencies using; swept sine; frequency ... See more keywords