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IEC – The company IEC is world-leading organization, which creates and issues International standards for all electrical, electronic and other related technologies known generally as electro-technologies. Wherever, there is electricity and electronics you can find the company IEC, which promotes the safety and performance, the environment, electrical energy efficiency and renewable energy. The company IEC also administers conformity assessment systems, which certify that the equipment, systems or components comply with International Standards of this company.
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
(Mesure des parametres des quartz piezoelectriques par la technique de phase nulle dans le circuit en pi. Partie 4: Methode pour la mesure de la frequence de resonance a la charge fL et de la resistance de resonance a la charge RL et pour le calcul des autres valeurs derivees des quartz piezoelectriques, jusqu´a 30 MHz)
Standard published on 30.6.1988
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Measurement of quartz crystal units parameters - Part 5: Methods for the determination of equivalent electrical parameters using automatic network analyzer techniques and error correction
(Mesure des parametres des resonateurs a quartz - Partie 5: Methodes pour la determination des parametres electriques equivalents utilisant des analyseurs automatiques de reseaux et correction des erreurs)
Standard published on 7.4.1995
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Measurement of quartz crystal unit parameters - Part 6: Measurement of drive level dependence (DLD)
(Mesure des parametres des resonateurs a quartz - Partie 6: Mesure de la dependance du niveau d’excitation (DNE))
Standard published on 1.9.2021
Selected format:Measurement of quartz crystal unit parameters - Part 6: Measurement of drive level dependence (DLD)
Standard published on 1.9.2021
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Measurement of quartz crystal unit parameters - Part 7: Measurement of activity and frequency dips of quartz crystal units
(Mesure des parametres des resonateurs a quartz - Partie 7: Mesure des baisses de l´activite et de la frequence des resonateurs a quartz)
Standard published on 5.4.2004
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Measurement of quartz crystal unit parameters - Part 8 : Test fixture for surface mounted quartz crystal units
(Mesure des parametres des resonateurs a quartz - Partie 8: Dispositif d´essai pour les resonateurs a quartz montes en surface)
Standard published on 15.12.2016
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Measurement of quartz crystal unit parameters - Part 9: Measurement of spurious resonances of piezoelectric crystal units
(Mesure des parametres des resonateurs a quartz - Partie 9: Mesure des resonances parasites des resonateurs piezoelectriques)
Standard published on 20.2.2007
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Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors
(Principes fondamentaux et de securite pour les interfaces hommes-machines, le marquage et l’identification - Identification des bornes de materiels, des extremites de conducteurs et des conducteurs)
Standard published on 16.7.2021
Selected format:Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors
Standard published on 16.7.2021
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Amendment 1 - Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors
(Amendement 1 - Principes fondamentaux et de securite pour les interfaces homme-machine, le marquage et l’identification - Identification des bornes de materiels, des extremites de conducteurs et des conducteurs)
Change published on 28.1.2026
Selected format:Latest update: 2026-03-20 (Number of items: 2 268 518)
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