Measurements and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values (IEC 60689:2008) (english version)
Cable networks for television signals, sound signals and interactive services - Part 4: Passive wideband equipment for coaxial cable networks (IEC 60728-4:2007) (english version)
Measurement techniques of piezoelectric, dielectric and electrostatic oscillators -- Part 4 : Short-term frequency stability test methods ((IEC 62884-4:2019) EN IEC 62884-4:2019) (english version)
Safety requirements for power electronic converter systems and equipment -- Part 2: Power electronic converters from 1 000 V AC or 1 500 V DC up to 36 kV AC or 54 kV DC (IEC 62477-2:2018) (english version)
Adjustable speed electrical power drive systems -- Part 5-1: Safety requirements - Electrical, thermal and energy (IEC 61800-5-1:2007 + A1:2016) (english version)
Fibre optic interconnecting devices and passive components - Basic test and measurement procedures -- Part 1: General and guidance ( IEC 61300-1:2016) (english version)
Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors (IEC 60445:2017 + COR1:2017) (english version)
Measurement techniques of piezoelectric, dielectric and electrostatic oscillators -- Part 1: Basic methods for the measurement (IEC 62884-1:2017) (english version)