94. A «Distress Hot Key» VHF DSC Distress alert:

Always goes out on the DSC frequency of Ch-70 to alert other stations.
Must go out on Ch-16 and Ch-70 to indicate "MAYDAY" traffic will follow.
Must go out on Ch-16 to alert the nearest vessels and coast stations of imminent "MAYDAY" traffic.
May go out on Ch-70 or Ch-16 depending on the manufacturer.

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