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

Quartz crystal units of assessed quality - Part 1: Generic specification (IEC 60122-1:2002 + A1:2017); German version EN 60122-1:2002 + A1:2018
Edition 2018-08

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

Measurement of quartz crystal unit parameters by zero phase technique in a pi-network - Part 4: Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal units, up to 30 MHz (IEC 60444-4:1988); German version EN 60444-4:1997
Edition 1997-10

Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values (IEC 60689:2008); German version EN 60689:2009
Edition 2009-08

Industrial communication networks - Fieldbus specifications - Part 5-2: Application layer service definition - Type 2 elements (IEC 61158-5-2:2019); English version EN IEC 61158-5-2:2019, only on CD-ROM
Edition 2020-07

Electric-electronic interface between chassis-cab and bodywork of refuse collection vehicles (RCVs); German version CEN/TR 16596:2013
Edition 2014-05