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IEC 60689:1980

Measurements and test methods for 32 kHz quartz crystal units for wrist watches and standard values

Standard Details

Applies to 32 kHz quartz crystal units for wrist watches. Gives methods of measurement of resonance frequency, resonance resistance, frequency-temperature dependence and frequency pulling. Lays down test methods in accordance with IEC 68-2-6, 68-2-20, 68-2-21 and 68-2-27.

General Information

Status : WITHDRAWN
Standard Type: Main
Document No: IEC 60689:1980
Document Year: 1980
Pages: 33
Edition: 1.0
  • Section Volume:
  • TC 49 Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection
  • ICS:
  • 31.140 Piezoelectric devices

Life Cycle

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WITHDRAWN
IEC 60689:1980
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