Leventhall, G. Low Frequency Noise. What We Know, What We Do Not Know.…

Low Frequency Noise. What we know, what we do not know, and what we would like to know   Geoff Leventhall

Reprinted from Journal of Low Frequency Noise, Vibration & Active Control
Volume 28 Number 2 2009

Although we know a great deal about low frequency noise, there are aspects which we cannot yet explain. We know about how people hear low frequency noise and that some have a low tolerance to it. We believe that low frequency noise may, in general, be more annoying than higher frequency noise, but do not know why this is so. We do not know why some people complain of a low frequency noise which cannot be measured separately from the background noise.

It is also possible that there are subtle effects of low frequency noise on the body, which we do not yet understand

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