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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'>This display shows the aircraft AIS beacons at different flight levels that I have received. It continually updates as time passes. It would be interesting to see a similar display of APRS stations received directly. I imagine a multiline packet could show the general area of receive ability.<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'>Best regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Fred N7FMH<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'><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'><img width=1279 height=971 id="Picture_x0020_1" src="cid:image004.png@01D6AA3D.625F7B80"></span><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'><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><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> aprssig [mailto:aprssig-bounces@lists.tapr.org] <b>On Behalf Of </b>Lynn W Deffenbaugh (Mr)<br><b>Sent:</b> Friday, October 23, 2020 2:03 PM<br><b>To:</b> Robert Bruninga; R Kirk<br><b>Cc:</b> aprssig@lists.tapr.org<br><b>Subject:</b> Re: [aprssig] What is APRS, really? USA Coverage?<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Already done. Just run APRSIS32 and set the following:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>View / None - Get rid of everything<o:p></o:p></p></div><div><p class=MsoNormal>View / Transport / Digipeater - Shows all stations that have digipeated<o:p></o:p></p></div><div><p class=MsoNormal>Screen / PHG Range Circles / Full or Half<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>And if you want to see them darker, just crank up the opacity number in Screen / PHG Range Circles / Opacity<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Of course, this relies on all the digipeaters actually including valid PHG information.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>For instance, here's central Florida with 1/2 sized circles (good coverage for mobiles). And you can see why tracking from Melbourne (WX4MLB-3, just north of ME) to Orlando (west of K4EOC) takes you through an APRS RF dead zone. As is most of the I-95 corridor up through Daytona Beach. K4EOC is actually a digi, but doesn't beacon PHG information.<o:p></o:p></p></div><div><p class=MsoNormal><img width=1000 height=563 id="_x0000_i1025" src="cid:image003.png@01D6AA3C.A89F9A40"><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><br>Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32 <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>On 10/23/2020 1:04 PM, Robert Bruninga wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><div id="gmail-m_14099840380629497yiv4671580702"><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Apples and oranges sorta. The APRS (thin line) map is just a plot of actual position reports actually on the highways, not of "coverage",. Just widening each dot by 30 miles would still not be a "coverage" map? <o:p></o:p></span></p></div></div></div></div></div></blockquote><div><p class=MsoNormal> <o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><div id="gmail-m_14099840380629497yiv4671580702"><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>We need the overlapping plot of the PHG circles of all digipeaters.<o:p></o:p></span></p></div></div></div></div></div></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I bet Lynn could do that. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Bob <o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><div id="gmail-m_14099840380629497yiv4671580702"><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> <b><i> [Go to Google Images and try "cell phone coverage maps" to get an idea of just how much cell coverage has blossomed,... Then contrast that with the thinner APRS coverage map at Bob's <a href="http://aprs.org" target="_blank">aprs.org</a> site. That map was 2008 and I can't help but think it's even skimpier now that APRS has shrunk.]</i></b><o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>This is not to say APRS is not underutilized along with most other forms of amateur radio, but I'd rather leave the discussion of the reasons that is to others. The concept of APRS is a very, very powerful system. As Bob has been saying for how many years, it just needs to be thought of as something more than just location tracking.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> <b><i> [Really, it is just location tracking despite the many other uses that Bob has thought of that aren't really used. Think Voice Alert, roadside traffic counting etc ...]</i></b><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p></div></div><p class=MsoNormal><b><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>I loved it but its time has passed. Look at the traffic volume trend on this group, for instance.</span></i></b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p></o:p></span></p><div><div id="gmail-m_14099840380629497yiv4671580702yqt52318"><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p></div></div></div></div></div></div></div><p class=MsoNormal>_______________________________________________<br>aprssig mailing list<br><a href="mailto:aprssig@lists.tapr.org" target="_blank">aprssig@lists.tapr.org</a><br><a href="http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org" target="_blank">http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</a><o:p></o:p></p></blockquote></div></div><p class=MsoNormal><br><br><o:p></o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre>aprssig mailing list<o:p></o:p></pre><pre><a href="mailto:aprssig@lists.tapr.org">aprssig@lists.tapr.org</a><o:p></o:p></pre><pre><a href="http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org">http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</a><o:p></o:p></pre></blockquote><p><o:p> </o:p></p></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2">
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