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Hybrid random-sound test-control systemController develops gain-control signals by comparing detected sound levels in each band with reference set levels. By eliminating multiplexing network and single clock used in digital system, design allows servocontrol rate for each band to be adjusted independently.
Document ID
19780000025
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Woodbury, R. C.
Date Acquired
August 9, 2013
Publication Date
June 1, 1978
Publication Information
Publication: NASA Tech Briefs
Volume: 3
Issue: 1
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
NPO-13900
Report Number: NPO-13900
ISSN: 0145-319X
Accession Number
78B10025
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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