Apparatus for automatically adjusting the frequency of piezoelectric resonators in the form of bars or plates

Apparatus for automatically adjusting the frequency of a piezoelectric resonator in the form of a bar or plate includes circuitry for applying a voltage to the resonator to cause it to resonate, measuring the frequency of the resonator continuously during a frequency adjusting cycle, continuously co...

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Bibliographische Detailangaben

Hauptverfasser:	MATTHEY, HUBERT, HUGUENIN, RAYMOND, VOUMARD, MARTIAL
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRONIC CIRCUITRY ELECTRICITY IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS RESONATORS
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