Aerospace series - Elements of electrical and optical connection; Test methods - Part 707: Electrical elements; Measurement of characteristic impedance of a bus or a stub terminator; German and English version EN 2591-707:2001
Edition 2002-10

Aerospace series - Cables, electrical, aircraft use; Test methods - Part 806: Attenuation; German and English version EN 3475-806:2002
Edition 2002-12

Electroacoustics - Hearing aids - Part 0: Measurement of the performance characteristics of hearing aids (IEC 60118-0:2015); German version EN 60118-0:2015
Edition 2016-09

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

Electroacoustics - Audio-frequency induction loop systems for assisted hearing - Part 1: Methods of measuring and specifying the performance of system components (IEC 62489-1:2010 + A1:2014 + A2:2017); German version EN 62489-1:2010 + A1:2015 + A2:2018
Edition 2018-09

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 1: Measurements common to terrestrial radio-relay systems and satellite earth stations; section 2: basic characteristics (IEC 60835-1-2:1992/A1:1995); German version EN 60835-1-2:1993/A1:1995
Edition 1995-08

Methods of measurement for radio transmitters; part 4: amplitude/frequency characteristics and non-linearity distortion in transmitters for radiotelephony and sound broadcasting
Edition 1983-05

Measurement of the electrical properties of microwave tubes; general measurements; identical with IEC 60235-2:1972 (status as of 1976)
Edition 1988-09

High frequency inductive components - Electrical characteristics and measuring methods - Part 2: Rated current of inductors for DC-to-DC converters (IEC 51/1409/CD:2022); Text in German and English
Edition 2022-11

Aerospace series - Elements of electrical and optical connection - Test methods - Part 221: Voltage Standing Wave Ratio (VSWR); German and English version EN 2591-221:2007
Edition 2009-01