Development of an inherently digital transducer

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086 0 ‡aNAS 1.14:D-6694
088 ‡aNASA-TN-D-6694
100 1 ‡aRichard, Richard R.
245 1 0 ‡aDevelopment of an inherently digital transducer / ‡cRichard R. Richard.
246 3 ‡aNASA TN D-6694
260 ‡aWashington, D.C. : ‡bNational Aeronautics and Space Administration : ‡b[For sale by the Clearinghouse for Federal Scientific and Technical Information, Springfield, Virginia 22151], ‡c1972.
300 ‡a16 p. : ‡bill. ; ‡c27 cm.
490 0 ‡aNASA technical note ; ‡vD-6694
504 ‡aIncludes bibliographical references (p. 15).
520 ‡aThe term digital transducer normally implies the combination of conventional analog sensors with encoders or analog-to-digital converters. Because of the objectionable characteristics of most digital transducers, a program was instituted to investigate the possibility of producing a transducer that is inherently digital, instead of a transducer that is digital in the usual sense. Such a device would have improved accuracy and reliability and would have reduced power and bulk requirements because two processes, sensing and conditioning, would be combined into one processes. A Curie-point-temperature sensor is described that represents realization of the stated goal. Also, a metal-insulator semiconductor is described that does not conform precisely to the program goals but that appears to have applications as a new and interesting transduction device.
538 ‡aMode of access: Internet.
650 0 ‡aTransducers.
650 0 ‡aAnalog-to-digital converters.
710 2 ‡aManned Spacecraft Center (U.S.)
710 1 ‡aUnited States. ‡bNational Aeronautics and Space Administration.
CID ‡a011447191
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DAT 1 ‡a20141112165512.0 ‡b2023-03-14T18:22:01Z
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