Digital circuitry automatically demodulates received radio-frequency ranging signals for phase comparison with transmitted signal. All digital circuitry makes system more stable than analog predecessor and makes automatic operation easier and simpler.
Automatic acquisition and ranging system
NASA Tech Briefs ; 3 , 3
1979-01-01
Miscellaneous
No indication
English
Rapid automatic sync acquisition via telemetry and ranging channels
Engineering Index Backfile | 1967
|Automatic digital gain ranging
AIAA | 1981
|On the acquisition time for an Apollo ranging code.
NTRS | 1967
|On the Acquisition Time for an Apollo Ranging Code
IEEE | 1967
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