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Loudness — the decibel, a logarithm
acoustics
The ear spans a trillion-fold range, so loudness is measured in decibels: every 10 dB is a tenfold power ratio, 30 dB a thousandfold (sealed). Perception compresses huge ranges logarithmically. Rests on the mind.
source
Narrow Highway — acoustics
card id
card_acoustics_loudness
address
WIT.codex.FCT/loudness-the-decibel-a-logarithm/REF.WITNESSED@narrow-highway
adjoining cards
- part of → Acoustics — waves, loudness, and harmonics — a pillar of acoustics (Loudness)
- connects at → The mind — matter aware of itself — loudness is logarithmic perception - the decibel, a psychophysical scale
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