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Miniature sonar fish tagSelf-powered sonar device may be implanted in body of fish. It transmits signal that can be detected with portable tracking gear or by automatic detection-and-tracking system. Operating life of over 4000 hours may be expected. Device itself may be used almost indefinitely.
Document ID
19750000092
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Lovelady, R. W.
Ferguson, R. L.
Date Acquired
August 8, 2013
Publication Date
June 1, 1975
Subject Category
Electronic Systems
Report/Patent Number
LAR-11814
Report Number: LAR-11814
Accession Number
75B10092
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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