NASA Logo

NTRS

NTRS - NASA Technical Reports Server

Collections About News Help Login

Press Enter or click the Search button to begin your search.

Back to Results
Portable zero-delay assemblyInstrument is calibrated using back-to-back method. In comparison standard, S-X isolators are opposite from device being tested to permit signal flow in reverse direction. After calibration portable zero-delay assembly (PZDA) is used to set time delays of deep-space network ground-station ranging systems. Approach is also used to calibrate microwave links in other communications systems.
Document ID
19800000316
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Franco, M. M. (Caltech)
Otoshi, T. Y. (Caltech)
Serhal, E. J., Jr. (Caltech)
Date Acquired
August 10, 2013
Publication Date
January 1, 1981
Publication Information
Publication: NASA Tech Briefs
Volume: 5
Issue: 3
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
Report Number: NPO-14671
ISSN: 0145-319X
NPO-14671
Accession Number
80B10316
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

Available Downloads

There are no available downloads for this record.

Related Records

There are no records associated with this record.
No Preview Available