Force measurement using an inductively coupled sensor

A low-compliance, high-bandwidth force sensor is described. The bending of a quartz plate is converted to an analog voltage by using a phase-locked loop to measure the change in frequency of two oscillators inductively coupled to the plate. The resolution of the sensor is approximately 10(-5) N, wit...

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Bibliographic Details
Published inReview of scientific instruments Vol. 49; no. 11; p. 1600
Main Authors Ashworth, H A, Milch, J R
Format Journal Article
LanguageEnglish
Published United States 01.11.1978
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Summary:A low-compliance, high-bandwidth force sensor is described. The bending of a quartz plate is converted to an analog voltage by using a phase-locked loop to measure the change in frequency of two oscillators inductively coupled to the plate. The resolution of the sensor is approximately 10(-5) N, with a bandwidth of approximately 1 kHz.
ISSN:0034-6748
DOI:10.1063/1.1135319