We use cookies to make our website more user-friendly and to continually improve it. Please agree to the use of cookies in order to proceed with using our websites. More information can be found in our data protection information and our cookie guidelines.

- Required
- Functional
- Personalization
- Required
  These cookies are essential for the operation of the site and enable, for example, security-relevant functions. In addition, we can also use this type of cookie to determine whether you want to remain logged in to your profile in order to make our services available to you more quickly when you visit our website again.
- Functional
  In order to further improve our offer and our website, we collect anonymized data for statistics and analysis. With the help of these cookies we can, for example, determine the number of visitors and the effect of certain pages on our website and optimize our content.
- Personalization
  We use these cookies to make it easier for you to use the site. For example, based on a previous (e.g. product search), you can conveniently access it when you visit our website again.

Attention: Your browser doesn't support javascript or you have deactivated Javascript in your browser. Please enable Javascript in your browser in order to be able to use all functions of this website.

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

Publications of ISO/TC 43/WG 1

Sort by:


DIN EN ISO 389-1	2018-06	Standards	Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:2017); German version EN ISO 389-1:2018 More	Order from DIN Media
DIN EN ISO 389-7	2020-06	Standards	Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019); German version EN ISO 389-7:2019 More	Order from DIN Media
DIN EN ISO 7029	2017-06	Standards	Acoustics - Statistical distribution of hearing thresholds related to age and gender (ISO 7029:2017); German version EN ISO 7029:2017 More	Order from DIN Media
DIN EN ISO 7029/A1	2023-10	Draft standard	Acoustics - Statistical distribution of hearing thresholds related to age and gender (ISO 7029:2017/DAM 1:2023); German version EN ISO 7029:2017/prA1:2023 More	Order from DIN Media
DIN EN ISO 8253-3	2022-11	Standards	Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2022); German version EN ISO 8253-3:2022 More	Order from DIN Media
ISO 226	2023-03	Standards	Acoustics - Normal equal-loudness-level contours More	Order from DIN Media
ISO 389-1	2017-12	Standards	Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones More	Order from DIN Media
ISO 389-2	1994-07	Standards	Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones More	Order from DIN Media
ISO 389-3	2016-02	Standards	Acoustics - Reference zero for the calibration of audiometric equipment - Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators More	Order from DIN Media
ISO 389-4	1994-10	Standards	Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise More	Order from DIN Media

1 / 3

TOP

Want to learn more?

Show

Preferred form of address

Male

Female

Neutral

First name*

Last name*

E-mail*

Phone no.

Subject

Message*

Security code*

Here you can find our privacy policy

*Required field