Yourbestsailvidéo
VHF-DSC Part 9: Common mistakes and routine DSC calls
15 octobre 2019 · 22 min · 13K vues
Ce que couvre cette vidéo
VHF radio operators should replace routine channel 16 hailing with Digital Selective Calling (DSC) to reduce channel congestion and prepare for the eventual phase-out of channel 16 as a primary calling frequency.1:31 DSC uses the dedicated channel 70 to transmit a digital signal to a specific vessel’s Maritime Mobile Service Identity (MMSI) number, automatically switching both radios to a pre-selected working channel.15:36 Before initiating any call, operators must monitor the chosen working channel for at least 30 seconds to ensure it is clear.8:14 Common voice communication errors include using "over and out" simultaneously, which is contradictory, and adding redundant phrases like "do you hear me" or "do you receive me."2:29 When calling a station, limit the name repetition to two times rather than three, and wait at least two minutes between attempts if no response occurs.5:38 DSC also enables automated position requests and position sharing between vessels, provided the radios are configured correctly.1:53
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