Fresnel region

From International Dictionary of Marine Aids to Navigation
Revision as of 04:02, 3 February 2024 by Minsuids (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

4-1-310

For a transmitting antenna system, the region near the antenna system where the wavelets arriving from the various parts of the system cannot be considered to follow parallel paths.

Reference: B.S. (modified)




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)