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Subel. E
6 questions
Subelement E
Survival Craft Equip & S.A.R.:
Section 31
EPIRB Alerting and Features:
What features may be found on GMDSS satellite EPIRB units?
  • Strobe light, Distress homing transmission on 406 MHz, float-free release bracket.
  • Emergency transmission on 406 MHz, hydrostatic release, AIS homing frequency.
  • Correct Answer
    Float-free release bracket, strobe light & Distress alert transmission on 406 MHz.
  • Hydrostatic release, Distress alert transmission on 121.5 MHz, strobe light.
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What feature is not a component of a 406 MHz satellite EPIRB?
  • 121.5 MHz emergency homing transmitter.
  • Emergency transmission on 406.025 MHz.
  • Float-free release bracket.
  • Correct Answer
    Aural locator signal.
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What statement is true regarding 406 MHz EPIRB transmissions?
  • Correct Answer
    Transmits a unique hexadecimal identification number.
  • Allows immediate voice communications with the RCC.
  • Coding permits the SAR authorities to know if manually or automatically activated.
  • GMDSS Radio Operator programs an I.D. into the SART immediately prior to activation.
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Which of the following is normally part of 406 MHz satellite EPIRBs?
  • A strobe light, automatic float-free bracket, 1-watt 406-MHz alert beacon.
  • Correct Answer
    A 5-watt 406-MHz alert beacon, Automatic Hydrostatic Release (ARM), strobe light.
  • Automatic float-free bracket, 5-watt 121.5 MHz homing beacon, strobe light.
  • Automatic Hydrostatic Release (ARM), 1-watt 121.5 MHz alerting beacon, strobe light.
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Which of the following statements concerning EPIRBs is false?
  • The COSPAS-SARSAT system may take a full hour or more to provide an alert.
  • Correct Answer
    The Inmarsat system provides worldwide coverage for Distress alerts.
  • The GOES weather satellites are in a geostationary orbit.
  • 406 MHz EPIRB units may be equipped with GPS receivers.
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Which of the following EPIRBs is most likely to be used to transmit a Distress alert signal?
  • S-Band EPIRBs
  • X-Band EPIRBs
  • Correct Answer
    406 MHz EPIRBs
  • 121.5/243 MHz EPIRBs
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