Pink Noise

Pink noise gets its name from the pink appearance of visible light in its power spectrum. Pink noise has equal energy in all octaves of frequency.

Pink Noise  1 minute MP3

This pink noise file is a 1 minute long mono MP3 file.

Interestingly pink noise occurs naturally in some astronomical bodies electromagetic radiation, heartbeat rhytms, and neural activity.

Try the white noise and brown noise too. Do you know about violet noise?

Other sections of this site feature the sounds of nature. There are also bird sounds and frogs too.