I.S. EN IEC 60122-4:2019
Current
The latest, up-to-date edition.
Quartz crystal units of assessed quality - Part 4: Crystal units with thermistors
Hardcopy , PDF
English
09-04-2019
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
This part of IEC 60122 is applicable to crystal units with thermistors mainly used in the field of mobile communication that requires high frequency stability such as local reference signal generator for the mobile phone base station or GPS.
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