Kenwood 440 MHz TH-D7A, 144 instruction manual Aprs Message, 10OPERATION FLOW

APRS® MESSAGE

1The APRS® supports a function for transmitting and

2receiving a message independent of position reports.

3You can transmit a message to a single station only or a bulletin to all other stations in your group. If you specify

4a station, the entered message is transmitted up to 5

5times until a reception acknowledgment is returned.

6Each message which you transmit can consist of up to

745 alphanumeric characters. A maximum of 16 incoming or outgoing messages can be held in the message

8memory.

9

10OPERATION FLOW

11

12The following steps should guide you to a good start of

APRS Message operation.

13

14q Press [TNC] to switch ON the TNC.

15• “” appears.

16w Access Menu 1–4–1 to select band A or B as the

17data band {page 55}.

18

19e On the data band select the same frequency as

20other stations in your group.

21• You may tune to the frequency of an appropriate digipeater {page 72}.

22

23

rAccess Menu 2–1 to program your call sign (9 digits max.) {page 66}.

Now you are ready to receive a message from other stations. Refer to “RECEIVING A MESSAGE” {page 77}. To transmit a message, proceed to step t.

tIf necessary, access Menu 2–8 to program a packet path {page 72}.

yEnter a message (or bulletin) using up to 45 alphanumeric characters {page 79}.

Completing step y causes the transceiver to automatically transmit the message (or bulletin). If you send a message (not a bulletin), a reception acknowledgment should be returned; “ack” appears.

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