• I.S. EN 60444-2:1999

    Current The latest, up-to-date edition.

    MEASUREMENT OF QUARTZ CRYSTAL UNIT PARAMETERS BY ZERO PHASE TECHNIQUE IN A PI-NETWORK - PHASE OFFSET METHOD FOR MEASUREMENT OF MOTIONAL CAPACITANCE OF QUARTZ CRYSTAL UNITS

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    Published date:  13-01-2013

    Publisher:  National Standards Authority of Ireland

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    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

    Specifies a method of measuring the motional capacitance of quartz crystal units in the frequency range 1 MHz to 125 MHz with a total measurement error of the order of 5%.

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    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
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