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Spectrum analysis of 10 seconds of blue noise^ⓘ.

Analysis done using Audacity, plotting with GnuPlot

Obtain the frequency analysis from Audacity, set the maximum number of windows, and use a Hamming window. The following script was used to generate the image:

 This plot was created with gnuplot by n.

Yo, la persona titular de los drechos d'autor d'esta obra, la llibero como dominiu públicu. Esto s'aplica nel mundu ensembre. En dellos países seique esto nun seya posible llegalmente; nesti casu: Doi a cualesquier persona permisu pa usar esta obra pa cualesquier propósitu, ensin denguna condición, menos si eses condiciones requierense pola llei.