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--></style></head><body bgcolor="white" 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">The original formats were intended to provide the best possible display on the existing APRS radio front panels. That used to be exclusively D7 and D700’s. Now we have lots more…</span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">What we need now is someone to scan the entire APRS-IS data base and sort out the total numbers of APRS Radios in use (not clients, just radios with fixed displays).</span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">Then we can decide what are the best display formats for the most people. </span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">And we should collect PICTURES of what these look like on every type radio display.</span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d">Bob, Wb4APR</span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1f497d"> </span></p><div><div style="border:none;border-top:solid #e1e1e1 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"> aprssig [mailto:<a href="mailto:aprssig-bounces@tapr.org">aprssig-bounces@tapr.org</a>] <b>On Behalf Of </b>Lynn W. Deffenbaugh (Mr)<br><b>Sent:</b> Friday, January 27, 2017 9:02 AM<br><b>To:</b> TAPR APRS Mailing List<br><b>Subject:</b> Re: [aprssig] Event Time Data Extension Proposal</span></p></div></div><p class="MsoNormal"> </p><div><p class="MsoNormal">To reduce the length of daily events, how about:<br><br>NETMoTuWeThFr0900 becoming NETMo-Fr0900 or NETMo..Fr0900<br><br>Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32<br><br>On 1/27/2017 12:17 AM, Kenneth Finnegan wrote:</p></div><blockquote style="margin-top:5.0pt;margin-bottom:5.0pt"><div><p class="MsoNormal">On Thu, Jan 26, 2017 at 7:58 AM, Robert Bruninga <<a href="mailto:bruninga@usna.edu" target="_blank">bruninga@usna.edu</a>> wrote:</p><blockquote style="border:none;border-left:solid #cccccc 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in"><p class="MsoNormal">VALUE: a properly formatted repeater FREQUENCY named object shows all of<br>this info in a single packet:<br>[...snip...]<br>* Weekly NET times<br>* Monthly club Meeting dates</p></blockquote><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">As far as I can tell, the format for net and meeting times is only mentioned in passing 3/4 of the way down on the freq spec and local info pages without a specific recommendation on format. Running some queries on my database of APRS traffic, it looks like the use of NET and MTG notes is... remarkably low.</p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">To give operators more concrete guidance on what to enter, and maybe even be computer-parsable, I'd like to propose and solicit feedback on an "Event Time Data Extension"</p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal"><a href="https://github.com/PhirePhly/aprs_notes/blob/master/EventTimeDataExtension.md">https://github.com/PhirePhly/aprs_notes/blob/master/EventTimeDataExtension.md</a></p></div><div><p class="MsoNormal"> </p></div><div><div style="border:none;border-bottom:solid #eeeeee 1.0pt;padding:0in 0in 4.0pt 0in"><h1 style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;border:none;padding:0in;box-sizing:border-box"><span style="color:#333333">Event Time Data Extension Specification</span></h1></div><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">This document formalizes the radio net and in-person meeting time spec which is mentioned in the APRS Freq Spec text file (<a href="http://www.aprs.org/info/freqspec.txt"><span style="color:#4078c0;text-decoration:none">http://www.aprs.org/info/freqspec.txt</span></a>). This data extension is meant to indicate weekly or monthly nets/meetings which would be of interest to amateur radio operators. It does not include any information on where or what frequency the event happens, so that should be clear from the context of the rest of the packet. (i.e. Meeting events could be included in a "club shack" object beacon, and net events could be in repeater object beacons or accompanied by a freq spec)</span></p><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">These data extensions may be used similar to all other APRS data extensions, so may be included anywhere in location packet comment fields, in status packets, in object comment fields, messages, etc.</span></p><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">The length of this data extension is not limited to 7 bytes and may be dynamic based on the specificity of the event time.</span></p><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">These data extensions are not meant to replace ISO 8601 time/date stamps, which should be used for specific non-recurring events such as annual hamfests.</span></p><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">There is no way to express biweekly events in this extension. Other methods should be used to advertise events on that schedule.</span></p><div style="border:none;border-bottom:solid #eeeeee 1.0pt;padding:0in 0in 4.0pt 0in"><h2 style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;border:none;padding:0in;box-sizing:border-box"><span style="color:#333333">Extension Format</span></h2></div><pre style="background:#f7f7f7;box-sizing:border-box;font-stretch:normal;word-wrap:normal;border-radius:3px;overflow:auto"><code><span style="font-family:Consolas;color:#333333;border:none windowtext 1.0pt;padding:0in">[Event Identifier](Week of Month)[Day of Week][Time of Day](Time zone abbreviation)</span></code></pre><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">Items in square brackets are required; those in parenthesis are optional.</span></p><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">The event identifier indicates what kind of event is being advertised:</span></p><ul type="disc"><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">NET</span></code> - Radio net</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">MTG</span></code> - Club or social in-person meeting</li></ul><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">Week of month is optional to indicate that an event only happens on a certain week of a month. Value may be one or more of:</span></p><ul type="disc"><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">1st</span></code></li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">2nd</span></code></li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">3rd</span></code></li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">4th</span></code></li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">5th</span></code></li></ul><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">Day of week is required and indicates the days of the week an event happens. Values may be one or more of:</span></p><ul type="disc"><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">Mo</span></code> (Monday)</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">Tu</span></code> (Tuesday)</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">We</span></code> (Wednesday)</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">Th</span></code> (Thursday)</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">Fr</span></code> (Friday)</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">Sa</span></code> (Saturday)</li><li class="MsoNormal" style="color:#333333;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas">Su</span></code> (Sunday)</li></ul><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">The week of the month is calculated per day, not including partial weeks where the day of interest falls in the previous month.</span></p><p style="margin:0in;margin-bottom:.0001pt;box-sizing:border-box"><span style="color:#333333">Time of Day is required and indicates the time of the event in 24h local time. It is a four digit number less than </span><code><span style="font-size:10.0pt;font-family:Consolas;color:#333333">2400</span></code><span style="color:#333333">.</span></p><p style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;box-sizing:border-box"><span style="color:#333333">The time zone abbreviation is an optional indication of which time zone is used, and should only be used when near the edge of two time zones and it's unclear which conventional local time to use. This field should be very rarely used.</span></p><div style="border:none;border-bottom:solid #eeeeee 1.0pt;padding:0in 0in 4.0pt 0in"><h2 style="margin-right:0in;margin-bottom:12.0pt;margin-left:0in;border:none;padding:0in;box-sizing:border-box"><span style="color:#333333">Examples</span></h2></div><p style="margin:0in;margin-bottom:.0001pt;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas;color:#333333">NETTu1745</span></code><span style="color:#333333"> - A net happens weekly on Tuesday at 5:45PM.</span></p><p style="margin:0in;margin-bottom:.0001pt;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas;color:#333333">MTG2ndWe1900</span></code><span style="color:#333333"> - A meeting happens on the second Wednesday of the month at 7PM.</span></p><p style="margin:0in;margin-bottom:.0001pt;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas;color:#333333">NETMoTuWeThFr0900</span></code><span style="color:#333333"> - The morning talknet happens every weekday at 9AM.</span></p><p style="margin-top:0in;box-sizing:border-box"><code><span style="font-size:10.0pt;font-family:Consolas;color:#333333">MTG1st3rdSu1000</span></code><span style="color:#333333"> - Brunch is had on the first and third Sundays of the month at 10AM</span></p></div><div><p class="MsoNormal"><br clear="all"></p><div><div><p class="MsoNormal">--<br>Kenneth Finnegan, W6KWF<br><a href="http://blog.thelifeofkenneth.com/" target="_blank">http://blog.thelifeofkenneth.com/</a></p></div></div><div><p class="MsoNormal"> </p></div></div></div><p class="MsoNormal"><br><br><br></p><pre>_______________________________________________</pre><pre>aprssig mailing list</pre><pre><a href="mailto:aprssig@tapr.org">aprssig@tapr.org</a></pre><pre><a href="http://www.tapr.org/mailman/listinfo/aprssig">http://www.tapr.org/mailman/listinfo/aprssig</a></pre></blockquote><p> </p></div></body></html>