Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment; section 1: Vibration tests (sinusoidal) (IEC 60255-21-1:1988); German version EN 60255-21-1:1995
Edition 1996-05

Methods of measurement for waveguides - Part 6: Return loss on waveguide and waveguide assemblies (IEC 61580-6:1995); German version EN 61580-6:1997
Edition 1998-03

Communication cables - Specifications for test methods - Part 1-6: Electrical test methods; Electromagnetic performance; German version EN 50289-1-6:2002
Edition 2002-12

Noise level measurement in sound systems
Edition 1983-11

Electroacoustics - Hearing aids - Part 16: Definition and verification of hearing aid features (IEC 60118-16:2022); German version EN IEC 60118-16:2022
Edition 2023-05

Connectors for electronic equipment - Tests and measurements - Part 25-1: Test 25a: Crosstalk ratio (IEC 60512-25-1:2001); German version EN 60512-25-1:2001
Edition 2002-08

Connectors for electronic equipment - Tests and measurements - Part 25-2: Test 25b: Attenuation (insertion loss) (IEC 60512-25-2:2002); German version EN 60512-25-2:2002
Edition 2002-12

Measurement of quartz crystal unit parameters - Part 9: Measurement of spurious resonances of piezoelectric crystal units (IEC 60444-9:2007); German version EN 60444-9:2007
Edition 2007-12

Dynamic modules - Part 1-2: Performance standards - Tuneable chromatic dispersion compensator (non-connectorized) (IEC 62343-1-2:2015); German version EN 62343-1-2:2015
Edition 2016-07

Surface acoustic wave (SAW) resonators - Part 2: Guide to the use (IEC 61019-2:2005); German version EN 61019-2:2005
Edition 2006-01