NASA SX 35 DSC - Manual (Page 44)

42 SX 35 DSC
• Your transceiver is automatically set to Channel 16. Listen for voice
replies from vessels which have received your call. There is no DSC
ACK reply to confirm that your call was received.
• Use the PTT button to continue voice communication. The Normal
Communication screen appears in the display.
• If there is no response to your call, press the
END
key. The Normal
Communication screen appears in the display.
Group Call
Your can arrange with other vessels to use a group MMSID so that any
vessel in a group can contact all other vessels in the same group with a
single DSC call.
Your group MMSID is stored in the same manner as your ship MMSID.
Only one group MMSID is stored at a time, but group MMSID’s can be
changed as often as desired, allowing participation in more than one group.
To send a DSC group call:
• Press the
CALL
key. The call menu appears in the display.
• Use the SELECT knob to select the GROUP CALL topic.
INT DIRECTORY
ALL SHIP'S
INDIVIDUAL
>GROUP CALL
DSC Group Call
• Press the
CALL
key. The SET CHannel menu appears in the display.
The current group MMSID appears in the lower line of the display.
INT ≥SET CH
06 08 72 77
GROUP MMSID
087654321
Set Channel
• Use the SELECT knob or the microphone keys to select a working chan-
nel. Four channel numbers appear in the display as suggested channels
authorized for this type of call. Other channels may be used if autho-
rized in your area.