> -3db is half loudness Sure, perfect sense. | Hacker News

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		Sharlin 4 months ago \| parent \| context \| favorite \| on: The scientific “unit” we call the decibel > -3db is half loudness Sure, perfect sense.

verzali 4 months ago [–]

10*log10(0.5) = -3

That's the math of it.

Sharlin 4 months ago | [–]

I know. Well, ≈ -3, anyway.

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