Air Absorption

Calculates sound absorption (attenuation) in humid air

Version 1.1.0.0 (3.09 KB)
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24 Oct 2013

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Sound absorption (attenuation) in humid air depends on frequency, temperature, relative humidity, and atmospheric pressure. This program calculates sound absorption (attenuation) in humid air using the ISO standard and the Bass forumla. The sound absorption is output in dB/meter.

Cite As

Edward Zechmann (2026). Air Absorption (https://au.mathworks.com/matlabcentral/fileexchange/26835-air-absorption), MATLAB Central File Exchange. Retrieved .

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General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
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Version Published Release Notes
1.1.0.0

Fixed a bug in the calculation of the sound speeds. The quantity, h, needed to be expressed as a fraction instead of a percentage.

1.0.0.0