Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditions; German and English version prEN 1793-6:2023
Edition 2023-08

Plans for Public Utilities, Water Resources and Long-distance Lines - Part 4: Drain and sewer systems outside buildings
Edition 2022-11

Ultrasonics - Power measurement - Radiation force balances and performance requirements (IEC 61161:2013); German version EN 61161:2013
Edition 2013-11

Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - Sound absorption under direct sound field conditions; German and English version prEN 1793-5:2023
Edition 2023-08

Lasers and laser-related equipment - Test methods for laser-induced damage threshold - Part 1: Definitions and general principles (ISO/DIS 21254-1:2024); German and English version prEN ISO 21254-1:2024
Edition 2024-06

Ultrasonics - Hydrophones - Part 3: Properties of hydrophones for ultrasonic fields (IEC 62127-3:2022); German version EN IEC 62127-3:2023
Edition 2023-12

Space engineering - Ranging and Doppler tracking; English version EN 16603-50-02:2014
Edition 2014-12

Fibre optic communication subsystem test procedures - Part 2-3: Digital systems - Jitter and wander measurements (IEC 61280-2-3:2009); German version EN 61280-2-3:2009
Edition 2010-05

Methods of measurement for radio transmitters; part 3: wanted and unwanted modulation
Edition 1982-11

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Enhanced Radio MEssage System (ERMES) - Part 4: Air interface specification; English version ETS 300133-4:1997
Edition 1998-12