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So called "White Noise" is purely random.

Noise that you hear that comes from from physical processes almost always has a pattern and is not white noise.

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12y ago

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What is a sound with no set pattern and no definite pitch?

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Sound that has no set pattern or definite pitch is called what?

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A sound that tends to be less anoying than noise because it has a pattern is?

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When sound considered as merely noise?

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