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Electronic device simulates respiration rate and depthAn oscillator circuit and a thermistor, in close proximity to a light bulb, periodically alter the heat output of the bulb by varying the voltage across its filament. Use of this simulator permits checkout tests on pneumographs.
Document ID
19640000068
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Thomas, J. A.
Date Acquired
August 2, 2013
Publication Date
November 1, 1964
Subject Category
Electronic Components And Circuits
Report/Patent Number
MSC-89
Report Number: MSC-89
Accession Number
64B10255
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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