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Calculations
Distance Calculator - Spectrum
Online calculation of noise level at a distance of a point source. Analyzes the full noise spectrum.Input can be Sound Pressure Level at a distance or the Sound Power Level. Atmospherical absorption can be taken into account.
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Distance Calculator - Overall Level
Online calculation of noise level at a distance of a point source. Uses the overall A weighted level only.Input can be Sound Pressure Level at a distance or the Sound Power Level.
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Immission Calculator - Noise level at one point caused by many sources
Online calculation of noise immission at a listener's position.User can define up to 11 point sources, input can be Sound Pressure Level at a distance or the Sound Power Level. Atmosperical absorption can be taken ito account as well as background noise.
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Information
Introduction to industrial noise control
Succinct description of noise and vibration control and phases in a project.Link to information Information in New Window
Sound Levels
Tutorial about sound levels. Sound pressure, intensity and power and associated levels on
dB scale are explained.Link to information Information in New Window
Sound spectrum
Tutorial about frequencies, octave bands and spectra.
Also explained: weighted figures in dB(A).Link to information Information in New Window
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Related Links
Institute of Noise Control Engineering of the USA
The Institute of Noise Control Engineering of the USA (INCE/USA) is a non-profit professional
organization incorporated in Washington, DC. A primary purpose of the Institute is to promote
engineering solutions to environmental noise problemsLink Open in New Window
Worksafe - Australia
WorkSafe is a division of the Department of Consumer and Employment Protection,
the state government agency in Western Australia responsible for the administration of
work safety and health laws.The site contains practical case studies and links to international sites about noise control.
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Literature
Noise and Vibration Control Engineering : Principles and Applications
Leo L. BeranekJohn Wiley & Sons, New York, 1992
ISBN 0471617512
Practical book about noise and vibration control, author well known in the industry
Fundamentals of Acoustics
Lawrence E. Kinsler, Austin R. Frey, Alan B. Coppens, James V. Sanders John Wiley & Sons, New York, 2000
ISBN 0471847895
This widely-used book offers a clear treatment of the fundamental principles underlying the generation, transmission, and reception of acoustic waves and their application to numerous fields
Acoustics and Noise Control
B. J. Smith, R. J. Peters, Stephanie OwenAddison Wesley Longman, 2nd edition, 1996
ISBN 0582088046
Comprehensive introduction to the principles and practice of acoustics and noise control
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