BS EN 60444-2:1997
Current
The latest, up-to-date edition.
Measurement of quartz crystal unit parameters Phase offset method for measurement of motional capacitance of quartz crystal units
Hardcopy , PDF
English
15-09-1993
Committees responsible
National foreword
Method
1 Scope
2 Principle of measurement
3 Measuring circuit
4 Method of measurement
5 Measurement errors
6 Other measuring methods
Appendix
A
Figures
1 Equivalent circuit of a quartz crystal unit
2 Measuring circuit
3 Phase and impedance characteristics of a quartz crystal
unit in the vicinity of resonance
4 Deviation of C1 as a function of Rr for various error
conditions
5 Deviation of C1 as a function of measured phase angle error
and different phase angles
6 The effect of parallel capacitance CO on the measurement
accuracy C1 versus measured phase angle
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
Gives a method for measurement of the motional capacitance of quartz crystal in the frequency range 1 MHz with a total measurement error of the order of 5%.
| Committee |
W/-
|
| DevelopmentNote |
Renumbers and supersedes BS 7681-2(1993) 1997 version incorporates amendment 9658 to BS 7681-2(1993) Also numbered as IEC 60444-2 (11/2005)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| DIN EN 60444-2:1997-10 | Identical |
| I.S. EN 60444-2:1999 | Identical |
| NBN EN 60444-2 : 1997 | Identical |
| EN 60444-2:1997 | Identical |
| NF EN 60444-2 : 2001 | Identical |
| BS EN 60444-4:1997 | Measurement of quartz crystal unit parameters Method for the measurement of the load resonance frequency <i>f</i><sub>L</sub>, load resonance resistance <i>R</i><sub>L</sub> and the calculation of other derived values of quartz crystal units, up to 30 MHz |
| BS EN 60444-1:1997 | Measurement of quartz crystal unit parameters Basic method for the measurement of resonance frequency and resonance resistance of quartz crystal units by zero phase technique in a π-network |
| IEC 60302:1969 | Standard definitions and methods of measurement for piezoelectric vibrators operating over the frequency range up to 30 MHz |
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