About: sound pressure level

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An Entity of Type : http://qudt.org/schema/qudt/QuantityKind, within Data Space : foodie-cloud.org, foodie-cloud.org associated with source document(s)

Attributes	Values
type	Quantity Kind
label	Hladina akustického tlaku (cs) Schalldruckpegel (de) Tahap medan (ms) Tahap tekanan bunyi (ms) gerilim veya akım oranı (tr) livello di pressione sonora (it) miary wielkości ilorazowych (pl) niveau de pression acoustique (fr) nivel de presión sonora (es) nível de pressão acústica (pt) sound pressure level (en) уровень звукового давления (ru) سطح یک کمیت توان-ریشه (fa) كمية جذر الطاقة (ar) 利得 (ja) 声压级 (zh)
isDefinedBy	QUDT Quantity Kind Vocabulary Version 2.1.29
Description	Sound pressure level (\(SPL\)) or sound level is a logarithmic measure of the effective sound pressure of a sound relative to a reference value. It is measured in decibels (dB) above a standard reference level. (http://qudt.org/schema/qudt/LatexString)
http://www.linkedm.../schema/vaem#todo	belongs to SOQ-ISO
http://qudt.org/sc...dt/applicableUnit	Decibel Referred to 1mw bel Decibel
http://qudt.org/sc...asDimensionVector	http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T0D1
http://qudt.org/sc...ormativeReference	http://en.wikipedia.org/wiki/Sound_pressure#Sound_pressure_level
http://qudt.org/sc...t/latexDefinition	\(L_P = 10 \log_{10} \frac{p^2}{p_0^2} dB\), where \(p\) is sound pressure and the reference value in airborne acoustics is \(p_0 = 20 \mu Pa\). (http://qudt.org/schema/qudt/LatexString)
http://qudt.org/schema/qudt/symbol	L

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