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Equivalent Circuit Analysis of Quartz Crystals

This application note explains how to measure the equivalent circuit of a quartz crystal with Bode 100. You will be given an insight on resonance frequency measurements and impedance calculations.

Picture of Bode 100 with Quartz

An equivalent description of a quartz crystal is given by the following circuit. It is valid in the frequency region of a single series - parallel resonance combination. These series – parallel resonance combinations occur at odd multiples of the fundamental series resonance frequency.

To learn more about this measurement application just download this application note.