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Frequency-shift-keyer circuit improves PCM conversion for radio transmissionA data logic circuit employing a fixed frequency, square-wave oscillator and flip-flop gates allows for the shifting from one frequency to the other at the end of a whole number of cycles of one shift frequency and at the beginning of a cycle of the second shift frequency.
Document ID
19630000089
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Mikszan, D. P.
Date Acquired
August 1, 2013
Publication Date
June 1, 1964
Subject Category
Electronic Components And Circuits
Report/Patent Number
GSC-80
Accession Number
63B10511
Funding Number(s)
CONTRACT_GRANT: NAS5-814
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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