Difference between revisions of "Compressed-air diaphragm horn"
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[[Category:IALA Dictionary 1970-89 Edition]] | [[Category:IALA Dictionary 1970-89 Edition]] | ||
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Latest revision as of 01:18, 3 February 2024
3-2-150
Compressed-air (diaphragm) horn
A fog signalling apparatus comprising a resonant horn excited at its throat by impulsive emissions of compressed air regulated by an elastic diaphragm.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
