NF EN IEC 60122-4

Quartz crystal units of assessed quality - Part 4 : crystal units with thermistors

Le présent document est applicable aux résonateurs à quartz équipés de thermistances utilisés principalement dans le domaine des communications mobiles qui exige une grande stabilité de la fréquence, par exemple des générateurs de signaux de référence locaux pour les stations de base des téléphones mobiles ou un système GPS. Le présent document fournit aux utilisateurs des lignes directrices techniques sur les résonateurs à quartz équipés de thermistances ainsi que des informations fondamentales sur les résonateurs à quartz communs équipés de thermistances.

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