Difference between revisions of "Radio horizon"
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Latest revision as of 00:17, 25 February 2009
4-1-945
The locus of points at which direct rays from the antenna become tangential to the earth's surface, taking into account the curvature due to refraction.
Reference: C.C.I.R.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)