• 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

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-09-1993

    Publisher:  British Standards Institution

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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)

    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%.

    General Product Information - (Show below) - (Hide below)

    Committee W/-
    Development Note 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)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS EN 60444-4:1997 Measurement of quartz crystal unit parameters Method for the measurement of the load resonance frequency fL, load resonance resistance RL and the calculation of other derived values of quartz crystal units, up to 30 MHz

    Standards Referencing This Book - (Show below) - (Hide below)

    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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