Difference between revisions of "Primary radar"
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Latest revision as of 00:18, 25 February 2009
4-3-005
The detection of objects and the determination of their distance and speed by measuring the transit time, phase or frequency of the re-radiated electromagnetic waves. In most cases also the horizontal angle of radiation is measured.
Reference: N.T.G. (modified)
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)