BS ISO 10553:2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Horology. Procedure for evaluating the accuracy of quartz watches
Hardcopy , PDF
16-11-2018
English
08-08-2003
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and units
5 Practical factors affecting accuracy
5.1 General
5.2 Accuracy
5.3 Influence of temperature on accuracy
5.4 accidents or abnormal environment
6 Types of measurement
7 Test methods
7.1 General test conditions
7.2 Ageing test programme
7.3 Temperature simulation test programme
7.4 Uncertainty of measurement
8 Calculation of accuracy
8.1 General
8.2 Calculation of the effect of ageing on accuracy
9 Relationship between the calculated accuracy and the accuracy
classification indicated
10 Indication of the accuracy classification
Annex A (normative) Statistical evaluation of accuracy
Annex B (normative) Evaluation of coefficients a and c from the
differences of rates
Annex C (informative) Reliability
Bibliography
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