Sector display

From International Dictionary of Marine Aids to Navigation
Revision as of 00:18, 25 February 2009 by Oferiks (talk | contribs) (1 revision)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

4-3-130

A display used with a radar set, the aerial of which is continuously rotating.

The screen, of the long persistence type, is excited only while the beam of the aerial system is within a narrow sector which can be selected at will.


Note: A sector display can be used in conjunction with either an A-scan display or a P.P.I.




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