Power transformers - Additional European requirements - Part 1-1: Common part - General requirements; German version EN 50708-1-1:2020 + AC:2020
Edition 2024-04

Methods of measurement for equipment used in terrestrial radio-relay systems; measurements common to sub-systems and simulated radio-relay systems; identical with IEC 60487-1:1984
Edition 1990-02

Sound system equipment - Part 4: Microphones (IEC 60268-4:2018); German version EN IEC 60268-4:2018
Edition 2019-08

Methods of measurement for radio transmitters; part 6: cabinet radiation at frequencies between 130 kHz and 1 GHz
Edition 1981-12

German standard methods for the examination of water, waste water and sludge - Test methods using water organisms (group L) - Part 59: Algal growth inhibition test on microplate with unicellular green fresh water algae (L 59)
Edition 2022-12

Calculation of load capacity of cylindrical gears; calculation of tooth strength
Edition 1987-12

Physics of radiation in the field of optics and illuminating engineering; pupil intensity as a measure of retinal illumination
Edition 1982-03

Reliability block diagrams (IEC 61078:2016); German version EN 61078:2016
Edition 2018-03

Sound insulation in buildings - Part 2: Verification of compliance with the requirements by calculation
Edition 2018-01

Clinical dosimetry - Part 6: Application of high energy photon and electron radiation in teleradiotherapy
Edition 2020-11