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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]

NF C97-321 ; NF EN IEC 60268-21:2018-12-21
Sound system equipment - Part 21: acoustical (outputbased) measurements

Title (German)

Elektroakustische Geräte - Teil 21: Akustische (Ausgabebasierte) Messugen

Edition 2018-12-21

Original language French

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Terminology

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

NF C97-321 ; NF EN IEC 60268-21:2018-12-21 Sound system equipment - Part 21: acoustical (outputbased) measurements

Want to learn more?

NF C97-321 ; NF EN IEC 60268-21:2018-12-21
Sound system equipment - Part 21: acoustical (outputbased) measurements