IEC 60444-9
IEC 60444-9:2007
Measurement of quartz crystal unit parameters - Part 9: Measurement of spurious resonances of piezoelectric crystal units
IEC 60444-9:2007 describes two methods for determining the spurious (unwanted) modes of piezoelectric crystal resonators. It extends the capabilities and improves the reproducibility and accuracy compared to previous methods.
CHFÂ 80.-
Technical committee
TC 49 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection| Publication type | International Standard |
| Publication date | 2007-02-20 |
| Edition | 1.0 |
| ICS | 31.140 |
| Stability date | 2026 |
| ISBN number | 9782832208816 |
| Pages | 29 |
| File size | 1.10 MB |
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