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APRS – 10
SETTING INTERNAL TNC
Q Data Band
Access Menu 310.
On this transceiver you can select data band for APRS
mode independent of the selection for Packet mode.
Select band A or B as the data band for receiving or
transmitting APRS packets. The default is band A. “ ”
indicates the current data band.
Note: In Menu 310, the selection switches among A-Band,
B-Band, A:TX B:RX, and A:RX B:TX. Select A:TX B:RX or A:
RX B:TX if APRS networks which use two separate frequencies
become available in the future.
Q Packet Transfer Rate
Access Menu 311.
The default APRS packet transfer rate set on the built-
in TNC is 1200 bps which is the standard among the
current APRS networks.
Note: You can also set the Packet transfer rate to 9600bps when
necessary.
Q DCD Sense
Access Menu 320.
You can also select the method for inhibiting the built-in
TNC from transmitting.
D or RxD Band: When the data band is no longer
busy (as per the steps below), the packet is transmitted
after 1 second.
: Press [PTT] to enter transmit mode.
@ The data band is busy.
Both Band: When the bands are no longer busy (as
per the steps below), the packet is transmitted after 1
second.
: Press [PTT] to enter transmit mode.
@ The data band is busy.
. The other band is busy.
Ignore DCD: Transmission from the built-in TNC is
not inhibited. The packet is transmitted immediately.
Q TX delay time
Access Menu 321.
This function allows you to set a transmission delay
time between transmitting the APRS data and
transmitting a flag code prior to the APRS data. When
the other station has activated their Save Mode, set a
longer delay time.
SETTING COM PORT
Q Baud Rate
Access Menu 330.
Set the communication speed of the external GPS or
other equipment that is connected to the GPS terminal.
The speed is set to 4800 bps (NMEA)/ 9600 bps (IPS
format: SONY) when a GPS receiver is connected.
• It does not correspond to the Gamin-TXT format.
Q Input Type
Access Menu 331.
Off: You can perform APRS communications without
the use of a GPS receiver or Weather Station. Set
your station position data manually through Menu 360
(MY Position).
GPS: You can perform APRS communications using
a GPS receiver. Verify your station position data by
pressing the [POS] key.
Weather (Davis): You can perform APRS
communications using a Davis Weather Station. Verify
your station weather data by pressing the [WXI] (PF) key.
• Operation verification model (currently September 2010)
Vantage PRO2
TM
• Please use the Data Logger bundled with “WeatherLink
®
for Vantage Pro2
TM
, Windows, Serial Port” (Davis
Part No.06510SER) or “WeatherLink
®
for APRS, with
Streaming Data Logger” (Davis Part No.06540) with
Vantage PRO2
TM
.
• When using the “WeatherLink
®
for APRS, with Streaming
Data Logger” (Davis Part No.06540) Data Logger, set the
Baud Rate (Menu 330) to 9600bps for stable operation.
Weather (PeetBros. ): You can perform APRS
communications using a PeetBros Weather Station. Verify
your station weather data by pressing the [WXI] (PF) key.
• Operation verification model (currently September 2010)
ULTIMETER
®
2100 (Packet mode)