Gear Noise and the Sideband Phenomenon - January/February 1987
The article "Gear Noise and the Sideband Phenomenon" appeared in the January/February 1987 issue of Gear Technology.
Gear noise can be a source of intense annoyance. It is often the primary source of annoyance even when it is not the loudest noise component. This is because of the way it is perceived. Gear noise is a collection of pure tones which the human ear can detect even when they are 10dB lower than the overall noise level. Another reason for our sensitivity to transmission noise is that we associate it with impending mechanical failure.
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