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Kenwood TM-D710A APRS – Getting Started

I recently bought a Kenwood TM-D710A to use at the VHF/UHF radio here at the home QTH, I’m slowly dipping my toes in the APRS pond.

GEtting it to receive and display APRS packets was a no-brainer:

  1. Turn radio on.
  2. Tune the left side (‘A in 710 parlance) to 144.390.
  3. Push the TNC button a couple of times until ‘APRS12’ appears at the top of the display.

Today I decided to take the next step and see of I could get it to ‘beacon’.   I configured the settings (NOTE: I do not claim these to be optimal settings.  This is simply what I used initially that worked):

Basic Settings (Menu 600)

  • My Callsign : WB7OBG
  • Beacon Type : APRS

Position  (Menu 605)

  • Name: Home
  • Lat/Lon : transcribed from a hand-held GPS (I do not have a GPS unit attached to the radio.  It’s a base station)

Beacon Information (Menu 606)

  • Speed: Off
  • Altitude: Off
  • Position Ambiguity: Off

Position Comment (Menu 607)

  • In Service

Status Text (Menu 608)

  • 1 Text: Home
  • 1 TX Rate: 1/4

Station Icon (Menu 610)

  • The little House symbol

Beacon TX Algorithm (Menu 611)

  • Method: Auto
  • Initial Interval: 10min
  • Decay Algorithm: Off
  • Proportional Pathing: Off

Verifying that it is Working

To verify that I was actually transmitting something intelligible, I went to:

http://aprs.fi

and entered my callsign in the ‘Track Callsign’ field and clicked search. Shazam!  There I was!

 

 

 

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