Standard

NEK IEC 60689:1980

Jan 1980 Withdrawn

Note: This standard has a new edition: NEK IEC 60689:2008

Corrigendums and amendments are bought separately.

Language English

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Abstract

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.

Document information

Standard from NEK
Published: 1 January 1980
Withdrawn: 27 November 2008
Edition: 1.0
Version: 1
Document type: NAT
ISBN:

ICS 31.140
National Committee NEK/NK49

Product Relations

Adopted from: ISO/IEC 29341-3-1:2008 ED1
Replaced by: NEK IEC 60689:2008
Adopted from: IEC 60689:1980

NEK IEC 60689:1980

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NEK IEC 60689:2008