12 receive a group call (rcv: group), 13 receive a geographic call (rcv: geograph), 14 receive a polled position call (rcv:position) – NorthStar Navigation VHF Marine Radio Explorer 721US User Manual
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Northstar Explorer VHF Series: 721US, 721EU Operation and Installation Manual
RCV: GROUP
GP: RD GROUP
VHF721
ROUTINE
RCV: GEOGRAPH
VHF721
10:34 UTC
ESC –> EXIT
RCV: POSITION
BUDDY3
82º50.003'N
27º45.543'W
5-12 Receive a Group Call (RCV: GROUP)
When you receive notifi cation of a GROUP call, press any key to cancel the alert. The
radio automatically selects the channel designated in the incoming call.
The priority level is always routine, and the group is identifi ed on the screen. The
group will be one of the three groups of frequently called people that you set up
earlier (see Section 4-3).
You don’t need to send an acknowledgement. If desired, press PTT to initiate voice contact on the
designated channel.
The call data is stored in the Call Log (see Section 5-7).
5-13 Receive a Geographic Call (RCV: GEOGRAPH)
A geographic call is sent to all vessels within a specifi c geographic boundary area.
When you receive notifi cation of a GEOGRAPH call, press any key to cancel the alert.
The radio automatically selects the channel designated in the incoming call.
The time and the user MMSID or name are displayed on the screen. If the radio
recognises the user MMSID as one of your buddies, the buddy’s name is displayed
in place of the user MMSID.
Monitor the working channel for an announcement from the calling vessel.
5-14 Receive a Polled Position Call (RCV:POSITION)
When you receive GPS position data from a buddy in response to your LL request
(see Section 5-9), you’re recommended to make a written note of the position,
especially if it’s a good fi shing position.
If enhanced LL position information is available from your buddy, it’s shown on the
LCD until the display changes.