Sound emitter - Mechanical

From International Dictionary of Marine Aids to Navigation
Revision as of 00:15, 25 February 2009 by Oferiks (talk | contribs) (1 revision)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

3-2-025

Mechanical (sound) emitter

A sound emitter comprising a diaphragm or a piston which is caused to vibrate mechanically.




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