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Quartz-crystal-oscillator hygrometerMeasuring device, which eliminates complex and expensive optical components by electronically sensing dewpoint of water vapor in gas, employs piezoelectric crystal oscillator, supportive circuitry, temperature regulators, and readout.
Document ID
19760000349
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Kruger, R.
Date Acquired
August 8, 2013
Publication Date
January 1, 1977
Publication Information
Publication: NASA Tech Briefs
Volume: 1
Issue: 3
ISSN: 0145-319X
Subject Category
Physical Sciences
Report/Patent Number
GSC-12153
Accession Number
76B10349
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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