Which EPIRB transmits a distress alert that is received and relayed by an INMARSAT satellite?
Official USCG Answer & Rule Citation
Correct Answer: Option C — L-Band EPIRBs
L-Band EPIRBs specifically operate within the Inmarsat geostationary satellite system frequencies to transmit distress alerts, distinguishing them from polar-orbiting 406 MHz Cospas-Sarsat beacon systems.
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