Noise colors (was 25 Modules and counting...)

KA4HJH ka4hjh at gte.net
Sat Jul 17 20:22:01 CEST 1999


>Note that other variations in noise colouration may be
>obtained by filtering the white or pink noise with Project 80 filters 80-6 or
>80-7. The low frequency noise (sometimes called red noise) is obtained by
>filtering the pink noise using a 6db/octave with a cutoff frequency of
>about 16
>Hz".

As I recall, white noise is 0/f, pink noise is 2/f, and 1/f is called brown
noise. The numerator determines the degree of correlation. Obviously white
noise has none.

Have I got this right? I don't have any references handy. 8>

Terry Bowman, KA4HJH
"The Mac Doctor"



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