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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Standards [Withdrawn]

ISO 226
Acoustics - Normal equal-loudness-level contours

Title (German)

Akustik - Normalkurven gleicher Lautstärkepegel (ISO 226:2003)

Responsible national committee

NA 001-01-02-08 UA - Measurement techniques for psychoacoustics

Responsible international committee

ISO/TC 43/WG 1 - Threshold of hearing

Edition 2003-08

Original language English

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Table of contents

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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

ISO 226 Acoustics - Normal equal-loudness-level contours

Responsible national committee

Responsible international committee

Katharina Klug

Want to learn more?

ISO 226
Acoustics - Normal equal-loudness-level contours