Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification; capability approval (IEC 60679-4-1:1998); German version EN 60679-4-1:1998
Edition 1998-12

Fibre optic communication subsystem test procedures - Part 2-10: Digital systems - Time-resolved chirp and alpha-factor measurement of laser transmitters (IEC 61280-2-10:2005); German version EN 61280-2-10:2005
Edition 2006-03

Quartz crystal units for frequency control and selection; part 2: guide to the use of quartz crystal units for frequency control and selection; identical with IEC 60122-2:1983
Edition 1993-09

Thermometers for measuring the air and product temperature for the transport, storage and distribution of chilled, frozen, deep-frozen/quick-frozen food and ice cream - Test, performance, suitability; German version EN 13485:2001
Edition 2002-02

Classification of environmental conditions - Part 1: Environmental parameters and their severities (IEC 60721-1:1990 + A1:1992 + A2:1995); German version EN 60721-1:1995 + A2:1995
Edition 1997-02

Aerospace - Power supply for anti-collision beacon - Technical specification; Inactive for new design
Edition 2014-12

Terminal strips with insulation displacement contacts for telecommunication systems - Part 2: Requirements, test
Edition 1997-10

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-1: Tests - Vibration (sinusoidal) (IEC 61300-2-1:2023); German version EN IEC 61300-2-1:2023
Edition 2024-01

Electroacoustics - Hearing aids - Part 8: Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions (IEC 60118-8:2005); German version EN 60118-8:2005
Edition 2006-08

Optics and photonics - Optical coatings - Part 1: Vocabulary (ISO 9211-1:2018)
Edition 2020-07