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Acoustic (sound) unitsgrouping · 15

Units of measure grouped by quantity kind: acoustic (sound).

Members (15)

LabelNotationUCUM codeDefinition
decibel2NdB
erg per second square centimetreA64
milliwatt per square metreC32mW.m-2
phonC69A unit of subjective sound loudness. A sound has loudness p phons if it seems to the listener to be equal in loudness to the sound of a pure tone of frequency 1 kilohertz and strength p decibels.
picowatt per square metreC76pW.m-2
soneD15A unit of subjective sound loudness. One sone is the loudness of a pure tone of frequency one kilohertz and strength 40 decibels.
watt per square metreD54W.m-2
microwatt per square metreD85uW.m-2
decibel per kilometreH51dB.km-1
decibel per metreH52dB.m-1
metre per second squaredMSKm.s-2
metreMTRm
metre per secondMTSm.s-1
pascal squared secondP42Pa2.sUnit of the set as a product of the power of derived SI unit pascal with exponent 2 and the SI base unit second.
bel per metreP43B.m-1Unit bel divided by the SI base unit metre.
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