Kenwood TH-D74A User Manual - Page 63
Setting APRS Data Communication ON, Transmitting APRS Beacon, LIST]
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Setting APRS Data Communication ON Press [F], [LIST] to enter APRS mode. Each time a new APRS packet is received, the frequency display is interrupted to show information as below. Note: ◆◆ The APRS programs for PCs have entry fields for a position comment and status text. The data entered to these two fields are transmitted as separate packets. This transceiver, however, includes both of a position comment and status text in one packet to transmit. ◆◆ This transceiver beeps each time it receives any type of APRS packet. You may access Menu 570 (Sound - RX Beep) to change this setting. The default is [All]. To return to the frequency screen, press any key except [ ] or [A/B], or just wait for approximately 10 seconds. • When you receive an APRS packet including an "Emergency" comment, a different format of display from the above will appear and a different beep will sound. Transmitting APRS Beacon Press [BCN] to transmit your APRS beacon (position packet). < > icon is displayed and APRS beacon is automatically transmitted. • When you receive an APRS beacon that you transmitted, the frequency screen is interrupted and "My Position" will appear on the display. This could happen when one or more digipeaters are used. • You can change the interrupt screen display setting through Menu No. 573 (Display Area). When set to [One Line], the frequency display is not interrupted. An indicator such as "nP" appears depending on the types of data. Refer to the table. Indicator dP nP oP >P >F aM dM nM oM rM dS nS Q? ?? dD nD Meaning Duplicate position comment New position data Other station position data Beyond position limit Beyond filter type ACK message Duplicate message data New message data To other stations message data Rejected Message Duplicate status text New status Query Packet that cannot be decoded Duplicated DX cluster data New DX cluster data 14-4