White, Pink, and Brown Noise

Spectral Densities of White, Pink and Brown are 1/f^0, 1/f^1, and 1/f^2 respectively. White is flat in an equal bandwidth spectrum such as FFT. Pink is flat in a constant percentage bandwidth spectrum such as fractional octave. Brown also called Red or Brownian after Robert Brown.

Created November 18, 2010 by Evro Wee Sit
White, Pink, and Brown Noise
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