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IEVref:561-01-02ID:
Language:enStatus: Standard
Term: ageing tolerance
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Definition: maximum permissible deviation of the working frequency of a piezoelectric resonator from its initial frequency which is observed with the passage of time under specified conditions

Note 1 to entry: This entry was numbered 561-07-18 in IEC 60050-561:1991, Amendment 2:1997.


Publication date:2014-11
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