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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

SN EN ISO 10534-1 ; SIA 181.401:2002-01
Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 1: Method using standing wave ratio (ISO 10534-1:1996)

Title (German)

Akustik - Bestimmung des Schallabsorptionsgrades und der Impedanz in Impedanzrohren - Teil 1: Verfahren mit Stehwellenverhältnis (ISO 10534-1:1996)

Edition 2002-01

Original language German

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

SN EN ISO 10534-1 ; SIA 181.401:2002-01 Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 1: Method using standing wave ratio (ISO 10534-1:1996)

Want to learn more?

SN EN ISO 10534-1 ; SIA 181.401:2002-01
Acoustics - Determination of sound absorption coefficient and impedance in impedances tubes - Part 1: Method using standing wave ratio (ISO 10534-1:1996)