Service area: Difference between revisions
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Revision as of 12:00, 15 February 2009
4-1-125
The area within which a navigational aid is of use. This may be divided into primary and secondary service areas having different degrees of accuracy.
Reference: I.R.E. (modified)
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
