5
GPS OPERATION
5-18
Transmitting NMEA data
Set a GPS sentence to transmit GPS data in the DV
mode.
D
Setting the GPS data sentence
MENU > GPS > GPS TX Mode > NMEA (DV-G)>
GPS Sentence
1�
Push [MENU].
2�
Select “GPS.”
3�
Select “GPS TX Mode.”
4�
Select “NMEA (DV-G)” and then
select “GPS Sentence.”
▼
5�
Select the GPS sentence.
• Displays “
✓
” when the sentence is set to ON.
L
The selectable GPS sentences are RMC, GGA, GLL,
VTG, GSA, and GSV. The GGA sentence is set to
ON as the default GPS sentence.
L
Pushing [QUICK] and selecting “Default” returns to
the default setting.
Contents of GPS sentence
Sentence
Lon/Lat
Alt UTC Date
(UTC) Status
2D
/3D
COG
(True)
SOG
(knot)
Others
RMC
✔
✔
✔
✔
✔
✔
Magnetic variation, Mode Indicator
GGA
✔
✔
✔
✔
Number of satellites in use, HDOP,
Geoidal separation, Age of Differential
GPS data
GLL
✔
✔
✔
Mode Indicator
VTG
✔
✔
COG (Magnetic north), SOG (km/h),
Mode Indicator
GSA
✔
✔
ID numbers of satellites used in
solution, PDOP, HDOP, VDOP
GSV
Total number of sentences, Sentence
number, Total number of satellites
in view, Satellite information (ID,
Elevation, Azimuth, S/N)
[ENT]
[Down]
[Up]
6�
Repeat step 5 to set the GPS sentence.
L
Up to 4 GPS sentences can be set at a time.
7�
Push [MENU].
• Returns to the standby screen, then “DV-G” is
displayed.
NOTE:
•
Set
GSV Sentence
to “OFF” when sending
the GPS message to a conventional digital
transceivers. (p. 5-4)
•
If
GPS Select
is set to “Manual,” the transceiver
automatically sets the NMEA sentence, and
transmits it along with the manually entered
position data in
Manual Position
. (p. 11-9)
(GPS > GPS Set >
GPS Select
)
(GPS > GPS Set >
Manual Position
)
•
Note that if
GPS Auto TX
is set to any other
option than “OFF,” data is automatically
transmitted according to the set time. (p. 11-18)
(GPS >
GPS Auto TX
)