43 Practical training should be given in:
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.1 correct and efficient operation of the GMDSS
sub-systems and equipment prescribed for ships operating in sea area
A1 under normal propagation conditions and under typical interference
conditions;
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.2 safe operation of relevant GMDSS communication
equipment and ancillary devices, including safety precautions; and
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.3 operational techniques for use of:
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.3.1 VHF, including channel, squelch, and mode
adjustment, as appropriate;
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.3.2 radio life-saving appliances;
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.3.3 emergency position-indicating radio beacons
(EPIRBs); and
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.3.4 NAVTEX receivers.