Digital phase-locked-loop speed sensor for accuracy improvement in analog speed controls / Arthur G. Birchenough.

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Bibliographic Details
Online Access: Online Access
Main Author: Birchenough, Arthur G. (Author)
Format: Government Document eBook
Language:English
Published: Washington, D.C. : National Aeronautics and Space Administration, March 1975.
Series:NASA technical memorandum ; X-3200.
Subjects:

MARC

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