User's Manual

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Operating procedures | RS90 Operating Manual
Operating procedures
Making a routine radio call
Making a routine ship to ship or ship to shore call.
1. Select a calling channel.
See “Changing channel” on page 22.
2. Listen to make sure that there is no traffic on the channel.
3. Hold down [PTT] and announce the station you want to contact
and your own vessel’s details. When you have finished speaking, say
“Over” and then release [PTT].
4. When you receive a reply on the calling channel, agree a working
channel.
5. Change to the working channel.
6. Continue the conversation:
• Hold down [PTT] while you are speaking.
• Release [PTT] while you are listening.
7. When finished, press [16/9] to return to the radio watch channel.
¼ Note: When you call a coast station, the coast station operator
normally states a suitable working channel.
Calling a buddy
You can call a buddy using their MMSI on the DSC system. For
further information, see “Introduction to DSC” on page 41.
Making a channel 16/9 distress call
1. If not already on the priority channel, press the red [16/9] key.
16 / 9
2. Listen to make sure there is no traffic on the channel.
3. Hold down [PTT] and announce your distress call.
4. Say your call sign, details of your vessel, its position and the nature of
the distress.
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Draft v5.0
27 Feb 2014