Language learning services outside formal education - Requirements (ISO 29991:2014)
Edition 2016-05-01

Language study tour providers - Requirements
Edition 2005-08-01

Documentation and information - Vocabulary - Documentary languages
Edition 1996-07-01

Connectors for electronic equipment - Tests and measurements - Part 25-9: Signal integrity tests - Test 25i: Alien crosstalk (IEC 60512-25-9:2008) (german version)
Edition 2009-10-01

Programmable controllers - Part 3: Programming languages (IEC 61131-3:2013) (german version)
Edition 2014-07-01

Audiometers - Part 2: Equipment for speech audiometry
Edition 1997-06-03

Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index ((IEC 60268-16:2020) EN IEC 60268-16:2020) (german version)
Edition 2021-11-01

Optical fibres - Part 1-61: Measurement methods and test procedures - Polarization crosstalk
Edition 2017-05

Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:2022)
Edition 2022-02