Emergency Beacons
Emergency beacons that utilize satellites to alert search and rescue forces of a distress location.
![](https://www.astronics.com/images/default-source/dme/emergency-systems-tier-ii/astronics-datum-marker-buoy.jpg?sfvrsn=5f5fa658_2)
Datum Marker Buoy (DMB)
Search and rescue device that tracks water current direction and speed.
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Emergency Locator Transmitters (ELT)
Provides satellite-based position location during search and rescue operations.
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