Droppable floating beacon used to determine actual sea current, or to serve as a location reference.
Related Terms |
LATERAL SYSTEM
A system of aids to navigation in which characteristics of buoys and beacons indicate the sides of the channel or route relative to a conventional direction of buoyage (usually upstream).
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LATTICE BEACON
A beacon or daymark in the form of a lattice
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BEACON
A fixed artificial navigation mark. BEACON
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BEACON TOWER
A beacon which is a major structure, having a support as distinctive as the topmark
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CODE BEACON
A beacon that flashes a characteristic signal by which it may be recognized
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EMERGENCY POSITION INDICATING RADIOBEACON
A small portable radio- beacon carried by vessels and aircraft which transmits radio signals which can be used by search and rescue authorities to locate a marine emergency.
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EPIRB
Emergency Position Indicating Radio Beacon a device that transmits distress alerting signals via satellites (406 MHz using COSPAS-SARSAT, 1 6 GHz using INMARSAT) and aircraft homing signals on 121 5 MHz
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COSPAS-SARSAT
A satellite system designed to detect distress beacons transmitting on the frequency 406 MHz
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OMNIDIRECTIONAL RADIOBEACON
A radiobeacon transmitting a signal in all directions. A circular radiobeacon is an omnidirectional beacon which transmits in all horizontal directions simultaneously. A rotating radiobeacon is an omnidirectional beacon with one or more beams that rotate. A DIRECTIONAL RADIOBEACON is a beacon which beams its signals in one or several prescribed directions.
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PILE BEACON
A beacon formed of one or more piles.
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