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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>I’m looking for an APRS add-on module to use with Arduino, providing simple TX and RX of APRS beacons.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>It will primarily be sending messages, but ability to also receive would be useful so it can get the message ack.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Cost is a factor as, if the project is successful, I’ll be looking to build about a dozen units.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’m aware of the Argent Data Shield, wondering if there is anything else out there.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Jim, G1HUL<o:p></o:p></p></div></body></html>