OUPV & 100-Ton Master · Emergencies
A 406 MHz EPIRB, when activated, transmits a distress alert and identification to rescue authorities via:
- AVHF Channel 16 voice only
- BThe Cospas-Sarsat satellite system, with many models adding a GPS position✓ Correct
- CCellular networks
- DAM broadcast radio
Explanation
A 406 MHz EPIRB alerts the Cospas-Sarsat satellite system, which relays the registered vessel identity (and GPS position on GPS-equipped units) to rescue coordination centers. Registering the beacon with NOAA is essential so responders know whom they are searching for.
Authority: FCC Rules, 47 CFR Part 80; Cospas-Sarsat
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