pink noise

2.38  pink noise. Noise for which the spectrum density varies as the inverse of...

white noise

2.37  white noise. Noise for which the spectrum density (see 2.46) or spectrum level is independent of frequency over a specified...

random noise

2.36  random noise. Oscillation for which instantaneous value is not specified for any given instant of time. The instantaneous values of a random noise are specified only by the probability distribution functions giving the fraction of total time that the...

flow noise

2.35  flow noise. Noise due to flow-excited vibration or noise directly radiated from flow turbulence. Annotation              See also...

background noise

2.34  background noise. Total of all sources of interference in a system used for the production, detection, measurement, or recording of a signal, independent of the presence of the signal. Annotation 1         ...

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