GMDSS Element 7 (Radio Operating Practices) USCG Q#107 (Set 4)

The best way to test the MF-HF NBDP system is?

Official USCG Answer & Rule Citation

Correct Answer: Option D — Initiate an ARQ call to a Coast Station and wait for the automatic exchange of answerbacks.

Initiating an ARQ (Automatic Repeat Request) test call to a coast station and receiving an automatic answerback verifies both the MF/HF transmitter output power and antenna tuning effectiveness under live conditions.

All GMDSS Element 7 (Radio Operating Practices) Sets Practice Set 4