Measurement of airborne noise emitted by machines; enveloping surface method; machines and equipment for the manufacture of concrete blocks, slabs, pipes and prefabricated elements
Edition 1989-05

Methods of measurement for video cameras (PAL/SECAM/NTSC) - Part 1: Non-broadcast single-sensor cameras (IEC 61146-1:1994); German version EN 61146-1:1996
Edition 1997-04

Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 4: Intrinsic characteristics - In situ values of sound diffraction; German and English version prEN 1793-4:2023
Edition 2023-08

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

Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditions; German version EN 16272-6:2023
Edition 2024-02

Railway applications - Infrastructure - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 5: Intrinsic characteristics - Sound absorption under direct sound field conditions; German version EN 16272-5:2023
Edition 2024-02

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

Measurement technique for the simulation of the auditory sensation of sharpness
Edition 2009-08

Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 2: Introduction to the physics of low-noise design (ISO/TR 11688-2:1998); German version EN ISO 11688-2:2000
Edition 2001-03

Denomination of the ripple of d.c voltage, periodic deviations; terms and measuring methods
Edition 1970-01