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

Measurement of quartz crystal unit parameters - Part 11: Standard method for the determination of the load resonance frequency fL and the effective load capacitance CLeff using automatic network analyzer techniques and error correction (IEC 60444-11:2010); German version EN 60444-11:2010
Edition 2011-06

Communication cables - Specifications for test methods - Part 1-12: Electrical test methods - Inductance; German version EN 50289-1-12:2005
Edition 2005-10

Quartz crystal units for frequency control and selection; part 2: guide to use of quartz crystal units for frequency control and selection; Section one: quartz crystal units for microprocessor clock supply; identical with IEC 60122-2-1:1991
Edition 1992-08

Unscreened high-tension ignition cable assemblies; general requirements and test methods
Edition 1991-06

Letter symbols to be used in electrical technology - Part 7: Power generation, transmission and distribution (IEC 60027-7:2010); German version EN 60027-7:2010
Edition 2011-02

Time-dependent quantities - Part 3: Complex representation of sinusoidal time-dependent quantities
Edition 1994-09

Non destructive testing - Terminology - Part 1: List of general terms; Trilingual version EN 1330-1:2014
Edition 2015-05

Energy management system application program interface (EMS-API) - Part 302: Common information model (CIM) dynamics (IEC 61970-302:2018); German version EN IEC 61970-302:2018
Edition 2019-12

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