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A combined radar-radiometer with variable polarizationAn instrument is described that provides both radar and radiometer data at the same time. The antenna and receiver are time shared for the two sensor functions. The antenna polarization can be electronically scanned at rates up to 5000 changes for both the transmit and receive signal paths. This equipment is to investigate target signatures for remote sensing applications. The function of the equipment is described and the results for observations of asphalt, grass, and gravel surfaces are presented.
Document ID
19730003418
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Martin, D. P.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Date Acquired
September 2, 2013
Publication Date
October 15, 1972
Subject Category
Communications
Report/Patent Number
JPL-TM-33-570
NASA-CR-128492
Report Number: JPL-TM-33-570
Report Number: NASA-CR-128492
Accession Number
73N12145
Funding Number(s)
CONTRACT_GRANT: NAS7-100
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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