Difference between revisions of "Fog-bank detector"
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Latest revision as of 00:22, 25 February 2009
5-4-355
A device which detects the presence of a region of severely reduced visibility at a distance from the device and can be used to control aids to navigation when the nearer boundary of the region is within a prescribed distance from the detector and within a sector wherein navigation may be affected.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
