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Inexpensive low-voltage solid-state alarmMonitor/alarm with audio and visual warning output can be used to warn when prescribed limits of temperature, liquid level, pressure, or similar properties are exceeded. Device is more compact, lighter, and less expensive to manufacture than typical alarm circuits.
Document ID
19760000320
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Hardy, D. H.
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
Electronic Systems
Report/Patent Number
LEW-12544
Report Number: LEW-12544
ISSN: 0145-319X
Accession Number
76B10320
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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