Space engineering - Radio frequency and modulation; English version EN 16603-50-05:2014 + AC:2017
Edition 2017-06

Methods of measurement for radio equipment used in satellite earth stations - Part 2: Measurements for sub-systems; section 5: Frequency demodulators (IEC 60510-2-6:1992); German version EN 60510-2-6:1994
Edition 1994-09

Plastics - Determination of thermal conductivity and thermal diffusivity - Part 6: Comparative method for low thermal conductivities using a temperature-modulation technique (ISO 22007-6:2014); German version EN ISO 22007-6:2015
Edition 2015-05

Measurement of the Electrical Properties of Microwave Tubes; Part 1: Terminologie
Edition 1978-09

Optics and photonics - Optical transfer function - Definitions and mathematical relationships (ISO 9334:2012)
Edition 2015-12

Sound system equipment - Part 10: Peak programme level meters (IEC 60268-10:1991); German version HD 483.10 S1
Edition 1994-11

Optics and photonics - Optical transfer function - Principles of measurement of modulation transfer function (MTF) of sampled imaging systems (ISO 15529:2010)
Edition 2010-11

Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers - Part 7: Determination of the modulation transfer function (IEC 61262-7:1995); German version EN 61262-7:1995
Edition 2002-05

Audio and audiovisual equipment - Digital audio parts - Basic measurements methods of audio characteristics - Part 4: Personal computer (IEC 61606-4:2005); German version EN 61606-4:2006
Edition 2007-04

Methods of measurement on radio receivers for various classes of emission - Part 4: Receivers for frequency-modulated sound broadcasting emissions (IEC 60315-4:1997); German version EN 60315-4:1998
Edition 1998-12