Siren
3-2-070
A sound signal emitter using the periodic escape of compressed air through a rotary shutter.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
3-2-070
A sound signal emitter using the periodic escape of compressed air through a rotary shutter.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
ampere
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM