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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Likewise with randy<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>I have 3 gps 18s and they work perfectly fine.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>I also have the gps18 lvc which is the low voltage version and runs perfectly fine on 5 volts on an Arduino.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Charlie<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> aprssig [mailto:aprssig-bounces@tapr.org] <b>On Behalf Of </b>Randy Love via aprssig<br><b>Sent:</b> Thursday, July 14, 2016 13:15<br><b>To:</b> Tom Hayward; TAPR APRS Mailing List<br><b>Subject:</b> Re: [aprssig] Argent open tracker<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>I have used Garmin GPS18 pucks with the DE9 Femail interface intended for connection to PC's directly into OT+ devices without concerns for levels.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>They have worked without issue. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>If you hook a GPS18 up to a PC and verify that it is sending NMEA sentences at 4800 baud 8N1, then it will work correctly with an OT+, OTUSB, T2, or T3.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>That has been my experience with the GPS18's that have the DE9 Female interface with OpenTracker devices. I have 4 GPS18's and have used them with many different OpenTracker devices as well as Byonics TT3's and Knwd APRS capable radios ( TM-D700, D7, D710, and D72 ). No additional level sense or polarity modifications were needed.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Randy<o:p></o:p></p></div><div><p class=MsoNormal>WF5X <o:p></o:p></p></div></div><div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>