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--></style></head><body lang=EN-US link=blue vlink="#954F72"><div class=WordSection1><p class=MsoNormal>WA7SKG wrote about mobile APRS and a Raspberry Pi. I’m running the OSM version of APRS droid on an old Android phone, and it’s another solid alternative.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>73 de KF6GPE</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><br>Ray Rischpater, KF6GPE | kf6gpe.org | @kf6gpe</p><p class=MsoNormal><o:p> </o:p></p><div style='mso-element:para-border-div;border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='border:none;padding:0in'><b>From: </b><a href="mailto:aprssig-request@lists.tapr.org">aprssig-request@lists.tapr.org</a><br><b>Sent: </b>Wednesday, November 27, 2019 9:00 AM<br><b>To: </b><a href="mailto:aprssig@lists.tapr.org">aprssig@lists.tapr.org</a><br><b>Subject: </b>aprssig Digest, Vol 185, Issue 14</p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Send aprssig mailing list submissions to</p><p class=MsoNormal> aprssig@lists.tapr.org</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>To subscribe or unsubscribe via the World Wide Web, visit</p><p class=MsoNormal> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal>or, via email, send a message with subject or body 'help' to</p><p class=MsoNormal> aprssig-request@lists.tapr.org</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>You can reach the person managing the list at</p><p class=MsoNormal> aprssig-owner@lists.tapr.org</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When replying, please edit your Subject line so it is more specific</p><p class=MsoNormal>than "Re: Contents of aprssig digest..."</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Today's Topics:</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> 1. Mobile APRS (wa7skg)</p><p class=MsoNormal> 2. Re: battery portable HF APRS? (Ron VE8RT)</p><p class=MsoNormal> 3. Re: Mobile APRS (Greg D)</p><p class=MsoNormal> 4. Re: battery portable HF APRS? (Ron VE8RT)</p><p class=MsoNormal> 5. Re: battery portable HF APRS? (Lynn W Deffenbaugh (Mr))</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>----------------------------------------------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Message: 1</p><p class=MsoNormal>Date: Tue, 26 Nov 2019 09:57:28 -0800</p><p class=MsoNormal>From: wa7skg <wa7skg@wa7skg.com></p><p class=MsoNormal>To: TAPR APRS Mailing List <aprssig@lists.tapr.org></p><p class=MsoNormal>Subject: [aprssig] Mobile APRS</p><p class=MsoNormal>Message-ID: <6f0a0f1e-af9c-93e1-ced6-50e7de0685b4@wa7skg.com></p><p class=MsoNormal>Content-Type: text/plain; charset=utf-8; format=flowed</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I'm thinking again about mobile APRS. I'll be using a Raspberry Pi with </p><p class=MsoNormal>the TNC-Pi and 7 inch RPi touchscreen display. I had initially planned </p><p class=MsoNormal>on using Xastir, but now that I have that running on my home station, I </p><p class=MsoNormal>see it is not going to be practical for that small mobile screen. I want </p><p class=MsoNormal>to be able to see other stations close to me and be able to do </p><p class=MsoNormal>messaging. Any suggestions for good mobile APRS clients for Linux?</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>tnx es 73,</p><p class=MsoNormal>Michael WA7SKG</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><o:p> </o:p></p><p class=MsoNormal>------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Message: 2</p><p class=MsoNormal>Date: Tue, 26 Nov 2019 19:16:20 -0700</p><p class=MsoNormal>From: Ron VE8RT <ve8rt@yknwt.ca></p><p class=MsoNormal>To: "Lynn W Deffenbaugh (Mr)" <KJ4ERJ@arrl.net></p><p class=MsoNormal>Cc: TAPR APRS Mailing List <aprssig@lists.tapr.org></p><p class=MsoNormal>Subject: Re: [aprssig] battery portable HF APRS?</p><p class=MsoNormal>Message-ID: <20191126191620.bfcc6a1c817e3b564e8f9678@yknwt.ca></p><p class=MsoNormal>Content-Type: text/plain; charset=ISO-8859-1</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hi Lynn,</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> a few months ago I ran JS8Call on a Raspberry Pi 3, I was very happy</p><p class=MsoNormal>with how well it worked. And I had thought about using it as an</p><p class=MsoNormal>alternative to APRS. I will take a look at the latest version, the</p><p class=MsoNormal>earlier version I thought that it would allow beaconing for a set</p><p class=MsoNormal>amount of time before going into receive only mode.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> Ron VE8RT</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>On Mon, 25 Nov 2019 13:59:28 -0500</p><p class=MsoNormal>"Lynn W Deffenbaugh (Mr)" <KJ4ERJ@arrl.net> wrote:</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>> </p><p class=MsoNormal>> JS8Call has support for GRID (up to 12 character) transmissions and </p><p class=MsoNormal>> every suitably configured JS8Call receiver can convert these reports </p><p class=MsoNormal>> into APRS packets to the ARPS-IS.? I haven't seen any "portable" (read: </p><p class=MsoNormal>> micro-controller) encoding code for JS8Call, but I suspect it would be </p><p class=MsoNormal>> just as possible as the WSPR encoder code was.</p><p class=MsoNormal>> </p><p class=MsoNormal>> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32</p><p class=MsoNormal>> </p><p class=MsoNormal>> On 11/24/2019 9:53 AM, Ron VE8RT wrote:</p><p class=MsoNormal>> > GM Matthew,</p><p class=MsoNormal>> ></p><p class=MsoNormal>> > I have a BITx40 I built, and was considering it, but either I messed</p><p class=MsoNormal>> > up and can no longer find them online (haven't tried the auction sites</p><p class=MsoNormal>> > though) or they're no longer available new. As the QRP Labs monoband</p><p class=MsoNormal>> > QCX line of very affordable and highly rated CW transceiver kits will</p><p class=MsoNormal>> > also do WSPR I would have been very happy to have the (proprietary)</p><p class=MsoNormal>> > code include APRS transmit and then add an external board for the</p><p class=MsoNormal>> > decode transmitter control (or logic). It has been suggested, maybe</p><p class=MsoNormal>> > I'm too impatient, that I wait for the QSX SSB capable model and use an</p><p class=MsoNormal>> > off the shelf TNC for HF.</p><p class=MsoNormal>> ></p><p class=MsoNormal>> > Ron VE8RT</p><p class=MsoNormal>> ></p><p class=MsoNormal>> > On Sun, 24 Nov 2019 00:49:13 -0600</p><p class=MsoNormal>> > Matthew Chambers <mchambers@mchambersradio.com> wrote:</p><p class=MsoNormal>> ></p><p class=MsoNormal>> >> Have you looked at any of the ubitx kits? Those come in multi and mono band</p><p class=MsoNormal>> >> versions, and you can turn off the display to save some battery. Also they</p><p class=MsoNormal>> >> don't come with a case so you can mount the board in whatever case you want</p><p class=MsoNormal>> >> and even mount the TNC board along with the radio.</p><p class=MsoNormal>> >></p><p class=MsoNormal>> >>> On Sun, Nov 24, 2019, 12:22 AM Ron VE8RT <ve8rt@yknwt.ca> wrote:</p><p class=MsoNormal>> >>></p><p class=MsoNormal>> >>>> The FT817 or FT818 has been recommended, and I could see it working out</p><p class=MsoNormal>> >>>> OK for some situations. If the station were a bicycle mobile on the</p><p class=MsoNormal>> >>>> annual Yellowknife to Hay River event the proposed FT817, and its</p><p class=MsoNormal>> >>>> batteries would take up valuable space and add significant weight. (no</p><p class=MsoNormal>> >>>> place to charge batteries, there is litterly nothing but wilderness for</p><p class=MsoNormal>> >>>> long stretches of 150 miles or more). For an event like this I'd</p><p class=MsoNormal>> >>>> really like to have an APRS frequency on 60M where NVIS is possible.</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>> What I was hoping to find was a 5W or higher output transceiver, that</p><p class=MsoNormal>> >>>> was lightweight, easier on batteries, and relatively inexpensive. Along</p><p class=MsoNormal>> >>>> the lines of the no longer available PSK20 from Small Wonder Labs. A</p><p class=MsoNormal>> >>>> monoband transceiver would do to start with, along with a basic tracker</p><p class=MsoNormal>> >>>> interface, just to experiment with.</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>> Maybe there are no suitable current production radios or kits.</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>> Ron VE8RT</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>> On Sat, 23 Nov 2019 22:27:30 -0500</p><p class=MsoNormal>> >>>> "wa4zko ." <wa4zko@gmail.com> wrote:</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>>> Ron,</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> More than a few options out there, but I use:</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> RADIO: Yaesu FT-817ND/818ND</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> TNC: SCS Tracker DSP TNC - flexible (10-20v) voltage requirements,</p><p class=MsoNormal>> >>>> draws</p><p class=MsoNormal>> >>>>> next to no power (<100 mA), 5 packet modes in one small box well suited</p><p class=MsoNormal>> >>>> to</p><p class=MsoNormal>> >>>>> portable/mobile setups. It can run as a stand-alone tracker (no</p><p class=MsoNormal>> >>>> PC/laptop</p><p class=MsoNormal>> >>>>> required) or with a lot of the common APRS software programs.</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> GPS - Garmin GPS76CSx, a 3-wire "hockey puck" GPS or tap into NMEA out</p><p class=MsoNormal>> >>>> on</p><p class=MsoNormal>> >>>>> some of my other gear. Many GPS options out there and the latest rev of</p><p class=MsoNormal>> >>>> the</p><p class=MsoNormal>> >>>>> SCS Tracker TNC's GPS port can even power some of them for you.</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> POWER: Rig's internal power or an external power/battery pack. I've had</p><p class=MsoNormal>> >>>>> great luck with the Bi0enno LiFePo battery packs.</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> HF ANTENNA: Pick your poison, lots of options for portable HF antennas,</p><p class=MsoNormal>> >>>>> some suck slightly less than others LOL. I do okay with just a $20</p><p class=MsoNormal>> >>>> hamstick</p><p class=MsoNormal>> >>>>> for mobile and a dipole or end-fed halfwave wire when camping/etc.</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> Have taken the above on the road and into the backcountry as needed.</p><p class=MsoNormal>> >>>> This</p><p class=MsoNormal>> >>>>> provides me with my choice of:</p><p class=MsoNormal>> >>>>> Robust Packet APRS (HF)</p><p class=MsoNormal>> >>>>> 300 baud APRS (HF)</p><p class=MsoNormal>> >>>>> 1200 baud APRS (2m and 6m)</p><p class=MsoNormal>> >>>>> 9600 baud APRS (typically on 70cm) (FT-817/818 do 9600 just FB)</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> Jerry VE6AB does some similar stuff and written a lot about his portable</p><p class=MsoNormal>> >>>>> ops in QST and his blog. Check him out on QRZ.</p><p class=MsoNormal>> >>>>></p><p class=MsoNormal>> >>>>> GL & 73</p><p class=MsoNormal>> >>>>> Jeff</p><p class=MsoNormal>> >>>>> WA4ZKO</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>> --</p><p class=MsoNormal>> >>>> Ron VE8RT <ve8rt@yknwt.ca></p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> >>>> _______________________________________________</p><p class=MsoNormal>> >>>> aprssig mailing list</p><p class=MsoNormal>> >>>> aprssig@lists.tapr.org</p><p class=MsoNormal>> >>>> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal>> >>>></p><p class=MsoNormal>> ></p><p class=MsoNormal>> </p><p class=MsoNormal>> </p><p class=MsoNormal>> _______________________________________________</p><p class=MsoNormal>> aprssig mailing list</p><p class=MsoNormal>> aprssig@lists.tapr.org</p><p class=MsoNormal>> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>-- </p><p class=MsoNormal>Ron VE8RT <ve8rt@yknwt.ca></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>------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Message: 3</p><p class=MsoNormal>Date: Tue, 26 Nov 2019 19:15:38 -0800</p><p class=MsoNormal>From: Greg D <ko6th.greg@gmail.com></p><p class=MsoNormal>To: wa7skg <wa7skg@wa7skg.com></p><p class=MsoNormal>Cc: TAPR APRS Mailing List <aprssig@lists.tapr.org></p><p class=MsoNormal>Subject: Re: [aprssig] Mobile APRS</p><p class=MsoNormal>Message-ID: <05506447-6423-1e9b-41e4-71fbfe8acc4a@gmail.com></p><p class=MsoNormal>Content-Type: text/plain; charset=us-ascii</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I'm using YAAC + Direwolf on a Raspberry Pi 3B in my car. I don't have</p><p class=MsoNormal>space for a 7 inch display anywhere I can see it (it's a sports car), so</p><p class=MsoNormal>I wired the Pi's VGA output into the in-dash AV / Nav unit where the</p><p class=MsoNormal>back-up camera goes, via a switch so I can pick either one. A small USB</p><p class=MsoNormal>touch pad for navigation mounts flat on the center console, within easy</p><p class=MsoNormal>reach. </p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>My display is kind of crude because of the VGA resolution, but it</p><p class=MsoNormal>works. If you can use the 7-inch display via HDMI, you should have</p><p class=MsoNormal>plenty of real estate and resolution. The small touch pad might still</p><p class=MsoNormal>be useful (instead of tapping on the display), because it can be hard to</p><p class=MsoNormal>use a touch display while driving unless it's Tesla-sized. I tried a</p><p class=MsoNormal>5-inch display temporarily, and it was impossible to use. The pad is</p><p class=MsoNormal>much easier.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Good luck!</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Greg KO6TH</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>wa7skg wrote:</p><p class=MsoNormal>> I'm thinking again about mobile APRS. I'll be using a Raspberry Pi</p><p class=MsoNormal>> with the TNC-Pi and 7 inch RPi touchscreen display. I had initially</p><p class=MsoNormal>> planned on using Xastir, but now that I have that running on my home</p><p class=MsoNormal>> station, I see it is not going to be practical for that small mobile</p><p class=MsoNormal>> screen. I want to be able to see other stations close to me and be</p><p class=MsoNormal>> able to do messaging. Any suggestions for good mobile APRS clients for</p><p class=MsoNormal>> Linux?</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> tnx es 73,</p><p class=MsoNormal>> Michael WA7SKG</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> _______________________________________________</p><p class=MsoNormal>> aprssig mailing list</p><p class=MsoNormal>> aprssig@lists.tapr.org</p><p class=MsoNormal>> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</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><o:p> </o:p></p><p class=MsoNormal>------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Message: 4</p><p class=MsoNormal>Date: Tue, 26 Nov 2019 23:49:24 -0700</p><p class=MsoNormal>From: Ron VE8RT <ve8rt@yknwt.ca></p><p class=MsoNormal>To: Sam?el ??r Hjaltal?n Gu?j?nsson <ulfr.thor@ulfr.net></p><p class=MsoNormal>Cc: Ron VE8RT <VE8RT@yknwt.ca>, "Lynn W Deffenbaugh (Mr)"</p><p class=MsoNormal> <KJ4ERJ@arrl.net>, TAPR APRS Mailing List <aprssig@lists.tapr.org></p><p class=MsoNormal>Subject: Re: [aprssig] battery portable HF APRS?</p><p class=MsoNormal>Message-ID: <20191126234924.eae607546bdb50112198f531@yknwt.ca></p><p class=MsoNormal>Content-Type: text/plain; charset=UTF-8</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> I have been told that I'd do better with the QRP Labs QSX SSB</p><p class=MsoNormal>capable transceiver when it comes out. As I couldn't develop the</p><p class=MsoNormal>sketch or program the radiuno myself I would use an external TNC unless</p><p class=MsoNormal>it was already in the software. For now I will look into using what I</p><p class=MsoNormal>have on hand, with my IC703 on 30M to see if I can reach an HF Igate</p><p class=MsoNormal>using 10W. I would be very interesting in news about a suitable radio,</p><p class=MsoNormal>radio software, or hardware, for this project.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> Thanks, Ron VE8RT</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>On Wed, 27 Nov 2019 04:08:18 +0000</p><p class=MsoNormal>Sam?el ??r Hjaltal?n Gu?j?nsson <ulfr.thor@ulfr.net> wrote:</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>> I?ve been playing around with the idea of using uBITx with APRS modification to the raduino that controls it for use on APRS on HF. </p><p class=MsoNormal>> Haven?t had the time to get it on the project list (yet), but the idea is there. </p><p class=MsoNormal>> </p><p class=MsoNormal>> Best regards,</p><p class=MsoNormal>> Sam?el ??r Hjaltal?n</p><p class=MsoNormal>> samuel@ulfr.net</p><p class=MsoNormal>> T: +354-848-2317</p><p class=MsoNormal>> https://ulfr.net</p><p class=MsoNormal>> </p><p class=MsoNormal>> > On 27 Nov 2019, at 02:16, Ron VE8RT <VE8RT@yknwt.ca> wrote:</p><p class=MsoNormal>> > </p><p class=MsoNormal>> > Hi Lynn,</p><p class=MsoNormal>> > </p><p class=MsoNormal>> > a few months ago I ran JS8Call on a Raspberry Pi 3, I was very happy</p><p class=MsoNormal>> > with how well it worked. And I had thought about using it as an</p><p class=MsoNormal>> > alternative to APRS. I will take a look at the latest version, the</p><p class=MsoNormal>> > earlier version I thought that it would allow beaconing for a set</p><p class=MsoNormal>> > amount of time before going into receive only mode.</p><p class=MsoNormal>> > </p><p class=MsoNormal>> > Ron VE8RT</p><p class=MsoNormal>> > </p><p class=MsoNormal>> > On Mon, 25 Nov 2019 13:59:28 -0500</p><p class=MsoNormal>> > "Lynn W Deffenbaugh (Mr)" <KJ4ERJ@arrl.net> wrote:</p><p class=MsoNormal>> > </p><p class=MsoNormal>> >> </p><p class=MsoNormal>> >> JS8Call has support for GRID (up to 12 character) transmissions and </p><p class=MsoNormal>> >> every suitably configured JS8Call receiver can convert these reports </p><p class=MsoNormal>> >> into APRS packets to the ARPS-IS. I haven't seen any "portable" (read: </p><p class=MsoNormal>> >> micro-controller) encoding code for JS8Call, but I suspect it would be </p><p class=MsoNormal>> >> just as possible as the WSPR encoder code was.</p><p class=MsoNormal>> >> </p><p class=MsoNormal>> >> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32</p><p class=MsoNormal>> >> </p><p class=MsoNormal>> >> On 11/24/2019 9:53 AM, Ron VE8RT wrote:</p><p class=MsoNormal>> >>> GM Matthew,</p><p class=MsoNormal>> >>> </p><p class=MsoNormal>> >>> I have a BITx40 I built, and was considering it, but either I messed</p><p class=MsoNormal>> >>> up and can no longer find them online (haven't tried the auction sites</p><p class=MsoNormal>> >>> though) or they're no longer available new. As the QRP Labs monoband</p><p class=MsoNormal>> >>> QCX line of very affordable and highly rated CW transceiver kits will</p><p class=MsoNormal>> >>> also do WSPR I would have been very happy to have the (proprietary)</p><p class=MsoNormal>> >>> code include APRS transmit and then add an external board for the</p><p class=MsoNormal>> >>> decode transmitter control (or logic). It has been suggested, maybe</p><p class=MsoNormal>> >>> I'm too impatient, that I wait for the QSX SSB capable model and use an</p><p class=MsoNormal>> >>> off the shelf TNC for HF.</p><p class=MsoNormal>> >>> </p><p class=MsoNormal>> >>> Ron VE8RT</p><p class=MsoNormal>> >>> </p><p class=MsoNormal>> >>> On Sun, 24 Nov 2019 00:49:13 -0600</p><p class=MsoNormal>> >>> Matthew Chambers <mchambers@mchambersradio.com> wrote:</p><p class=MsoNormal>> >>> </p><p class=MsoNormal>> >>>> Have you looked at any of the ubitx kits? Those come in multi and mono band</p><p class=MsoNormal>> >>>> versions, and you can turn off the display to save some battery. Also they</p><p class=MsoNormal>> >>>> don't come with a case so you can mount the board in whatever case you want</p><p class=MsoNormal>> >>>> and even mount the TNC board along with the radio.</p><p class=MsoNormal>> >>>> </p><p class=MsoNormal>> >>>>> On Sun, Nov 24, 2019, 12:22 AM Ron VE8RT <ve8rt@yknwt.ca> wrote:</p><p class=MsoNormal>> >>>>> </p><p class=MsoNormal>> >>>>>> The FT817 or FT818 has been recommended, and I could see it working out</p><p class=MsoNormal>> >>>>>> OK for some situations. If the station were a bicycle mobile on the</p><p class=MsoNormal>> >>>>>> annual Yellowknife to Hay River event the proposed FT817, and its</p><p class=MsoNormal>> >>>>>> batteries would take up valuable space and add significant weight. (no</p><p class=MsoNormal>> >>>>>> place to charge batteries, there is litterly nothing but wilderness for</p><p class=MsoNormal>> >>>>>> long stretches of 150 miles or more). For an event like this I'd</p><p class=MsoNormal>> >>>>>> really like to have an APRS frequency on 60M where NVIS is possible.</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>> What I was hoping to find was a 5W or higher output transceiver, that</p><p class=MsoNormal>> >>>>>> was lightweight, easier on batteries, and relatively inexpensive. Along</p><p class=MsoNormal>> >>>>>> the lines of the no longer available PSK20 from Small Wonder Labs. A</p><p class=MsoNormal>> >>>>>> monoband transceiver would do to start with, along with a basic tracker</p><p class=MsoNormal>> >>>>>> interface, just to experiment with.</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>> Maybe there are no suitable current production radios or kits.</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>> Ron VE8RT</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>> On Sat, 23 Nov 2019 22:27:30 -0500</p><p class=MsoNormal>> >>>>>> "wa4zko ." <wa4zko@gmail.com> wrote:</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>>> Ron,</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> More than a few options out there, but I use:</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> RADIO: Yaesu FT-817ND/818ND</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> TNC: SCS Tracker DSP TNC - flexible (10-20v) voltage requirements,</p><p class=MsoNormal>> >>>>>> draws</p><p class=MsoNormal>> >>>>>>> next to no power (<100 mA), 5 packet modes in one small box well suited</p><p class=MsoNormal>> >>>>>> to</p><p class=MsoNormal>> >>>>>>> portable/mobile setups. It can run as a stand-alone tracker (no</p><p class=MsoNormal>> >>>>>> PC/laptop</p><p class=MsoNormal>> >>>>>>> required) or with a lot of the common APRS software programs.</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> GPS - Garmin GPS76CSx, a 3-wire "hockey puck" GPS or tap into NMEA out</p><p class=MsoNormal>> >>>>>> on</p><p class=MsoNormal>> >>>>>>> some of my other gear. Many GPS options out there and the latest rev of</p><p class=MsoNormal>> >>>>>> the</p><p class=MsoNormal>> >>>>>>> SCS Tracker TNC's GPS port can even power some of them for you.</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> POWER: Rig's internal power or an external power/battery pack. I've had</p><p class=MsoNormal>> >>>>>>> great luck with the Bi0enno LiFePo battery packs.</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> HF ANTENNA: Pick your poison, lots of options for portable HF antennas,</p><p class=MsoNormal>> >>>>>>> some suck slightly less than others LOL. I do okay with just a $20</p><p class=MsoNormal>> >>>>>> hamstick</p><p class=MsoNormal>> >>>>>>> for mobile and a dipole or end-fed halfwave wire when camping/etc.</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> Have taken the above on the road and into the backcountry as needed.</p><p class=MsoNormal>> >>>>>> This</p><p class=MsoNormal>> >>>>>>> provides me with my choice of:</p><p class=MsoNormal>> >>>>>>> Robust Packet APRS (HF)</p><p class=MsoNormal>> >>>>>>> 300 baud APRS (HF)</p><p class=MsoNormal>> >>>>>>> 1200 baud APRS (2m and 6m)</p><p class=MsoNormal>> >>>>>>> 9600 baud APRS (typically on 70cm) (FT-817/818 do 9600 just FB)</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> Jerry VE6AB does some similar stuff and written a lot about his portable</p><p class=MsoNormal>> >>>>>>> ops in QST and his blog. Check him out on QRZ.</p><p class=MsoNormal>> >>>>>>> </p><p class=MsoNormal>> >>>>>>> GL & 73</p><p class=MsoNormal>> >>>>>>> Jeff</p><p class=MsoNormal>> >>>>>>> WA4ZKO</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>> --</p><p class=MsoNormal>> >>>>>> Ron VE8RT <ve8rt@yknwt.ca></p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>>>>> _______________________________________________</p><p class=MsoNormal>> >>>>>> aprssig mailing list</p><p class=MsoNormal>> >>>>>> aprssig@lists.tapr.org</p><p class=MsoNormal>> >>>>>> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal>> >>>>>> </p><p class=MsoNormal>> >>> </p><p class=MsoNormal>> >> </p><p class=MsoNormal>> >> </p><p class=MsoNormal>> >> _______________________________________________</p><p class=MsoNormal>> >> aprssig mailing list</p><p class=MsoNormal>> >> aprssig@lists.tapr.org</p><p class=MsoNormal>> >> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal>> > </p><p class=MsoNormal>> > </p><p class=MsoNormal>> > -- </p><p class=MsoNormal>> > Ron VE8RT <ve8rt@yknwt.ca></p><p class=MsoNormal>> > </p><p class=MsoNormal>> > _______________________________________________</p><p class=MsoNormal>> > aprssig mailing list</p><p class=MsoNormal>> > aprssig@lists.tapr.org</p><p class=MsoNormal>> > http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal>> </p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>-- </p><p class=MsoNormal>Ron VE8RT <ve8rt@yknwt.ca></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>------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Message: 5</p><p class=MsoNormal>Date: Wed, 27 Nov 2019 08:47:43 -0500</p><p class=MsoNormal>From: "Lynn W Deffenbaugh (Mr)" <KJ4ERJ@arrl.net></p><p class=MsoNormal>Cc: TAPR APRS Mailing List <aprssig@lists.tapr.org></p><p class=MsoNormal>Subject: Re: [aprssig] battery portable HF APRS?</p><p class=MsoNormal>Message-ID: <1b776d8b-1f84-b40a-f026-f98030223097@arrl.net></p><p class=MsoNormal>Content-Type: text/plain; charset=utf-8; format=flowed</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>JS8Call doesn't support periodically beaconing the GRID packet, but you </p><p class=MsoNormal>can manually trigger it at will.? You could always try building your own </p><p class=MsoNormal>modified copy to even do SmartBeaconing from a GPS feed!</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I'm more keeping an eye on it for backwoods hiking uses, where you'd </p><p class=MsoNormal>deploy an antenna and throw out a couple of GRID packets just to update </p><p class=MsoNormal>the folks back home.</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>On 11/26/2019 9:16 PM, Ron VE8RT wrote:</p><p class=MsoNormal>> Hi Lynn,</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> a few months ago I ran JS8Call on a Raspberry Pi 3, I was very happy</p><p class=MsoNormal>> with how well it worked. And I had thought about using it as an</p><p class=MsoNormal>> alternative to APRS. I will take a look at the latest version, the</p><p class=MsoNormal>> earlier version I thought that it would allow beaconing for a set</p><p class=MsoNormal>> amount of time before going into receive only mode.</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> Ron VE8RT</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>> On Mon, 25 Nov 2019 13:59:28 -0500</p><p class=MsoNormal>> "Lynn W Deffenbaugh (Mr)" <KJ4ERJ@arrl.net> wrote:</p><p class=MsoNormal>><o:p> </o:p></p><p class=MsoNormal>>> JS8Call has support for GRID (up to 12 character) transmissions and</p><p class=MsoNormal>>> every suitably configured JS8Call receiver can convert these reports</p><p class=MsoNormal>>> into APRS packets to the ARPS-IS.? I haven't seen any "portable" (read:</p><p class=MsoNormal>>> micro-controller) encoding code for JS8Call, but I suspect it would be</p><p class=MsoNormal>>> just as possible as the WSPR encoder code was.</p><p class=MsoNormal>>><o:p> </o:p></p><p class=MsoNormal>>> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32</p><p class=MsoNormal>>><o:p> </o:p></p><p class=MsoNormal>>> On 11/24/2019 9:53 AM, Ron VE8RT wrote:</p><p class=MsoNormal>>>> GM Matthew,</p><p class=MsoNormal>>>><o:p> </o:p></p><p class=MsoNormal>>>> I have a BITx40 I built, and was considering it, but either I messed</p><p class=MsoNormal>>>> up and can no longer find them online (haven't tried the auction sites</p><p class=MsoNormal>>>> though) or they're no longer available new. As the QRP Labs monoband</p><p class=MsoNormal>>>> QCX line of very affordable and highly rated CW transceiver kits will</p><p class=MsoNormal>>>> also do WSPR I would have been very happy to have the (proprietary)</p><p class=MsoNormal>>>> code include APRS transmit and then add an external board for the</p><p class=MsoNormal>>>> decode transmitter control (or logic). It has been suggested, maybe</p><p class=MsoNormal>>>> I'm too impatient, that I wait for the QSX SSB capable model and use an</p><p class=MsoNormal>>>> off the shelf TNC for HF.</p><p class=MsoNormal>>>><o:p> </o:p></p><p class=MsoNormal>>>> Ron VE8RT</p><p class=MsoNormal>>>><o:p> </o:p></p><p class=MsoNormal>>>> On Sun, 24 Nov 2019 00:49:13 -0600</p><p class=MsoNormal>>>> Matthew Chambers <mchambers@mchambersradio.com> wrote:</p><p class=MsoNormal>>>><o:p> </o:p></p><p class=MsoNormal>>>>> Have you looked at any of the ubitx kits? Those come in multi and mono band</p><p class=MsoNormal>>>>> versions, and you can turn off the display to save some battery. Also they</p><p class=MsoNormal>>>>> don't come with a case so you can mount the board in whatever case you want</p><p class=MsoNormal>>>>> and even mount the TNC board along with the radio.</p><p class=MsoNormal>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>> On Sun, Nov 24, 2019, 12:22 AM Ron VE8RT <ve8rt@yknwt.ca> wrote:</p><p class=MsoNormal>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>> The FT817 or FT818 has been recommended, and I could see it working out</p><p class=MsoNormal>>>>>>> OK for some situations. If the station were a bicycle mobile on the</p><p class=MsoNormal>>>>>>> annual Yellowknife to Hay River event the proposed FT817, and its</p><p class=MsoNormal>>>>>>> batteries would take up valuable space and add significant weight. (no</p><p class=MsoNormal>>>>>>> place to charge batteries, there is litterly nothing but wilderness for</p><p class=MsoNormal>>>>>>> long stretches of 150 miles or more). For an event like this I'd</p><p class=MsoNormal>>>>>>> really like to have an APRS frequency on 60M where NVIS is possible.</p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>> What I was hoping to find was a 5W or higher output transceiver, that</p><p class=MsoNormal>>>>>>> was lightweight, easier on batteries, and relatively inexpensive. Along</p><p class=MsoNormal>>>>>>> the lines of the no longer available PSK20 from Small Wonder Labs. A</p><p class=MsoNormal>>>>>>> monoband transceiver would do to start with, along with a basic tracker</p><p class=MsoNormal>>>>>>> interface, just to experiment with.</p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>> Maybe there are no suitable current production radios or kits.</p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>> Ron VE8RT</p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>> On Sat, 23 Nov 2019 22:27:30 -0500</p><p class=MsoNormal>>>>>>> "wa4zko ." <wa4zko@gmail.com> wrote:</p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> Ron,</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> More than a few options out there, but I use:</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> RADIO: Yaesu FT-817ND/818ND</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> TNC: SCS Tracker DSP TNC - flexible (10-20v) voltage requirements,</p><p class=MsoNormal>>>>>>> draws</p><p class=MsoNormal>>>>>>>> next to no power (<100 mA), 5 packet modes in one small box well suited</p><p class=MsoNormal>>>>>>> to</p><p class=MsoNormal>>>>>>>> portable/mobile setups. It can run as a stand-alone tracker (no</p><p class=MsoNormal>>>>>>> PC/laptop</p><p class=MsoNormal>>>>>>>> required) or with a lot of the common APRS software programs.</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> GPS - Garmin GPS76CSx, a 3-wire "hockey puck" GPS or tap into NMEA out</p><p class=MsoNormal>>>>>>> on</p><p class=MsoNormal>>>>>>>> some of my other gear. Many GPS options out there and the latest rev of</p><p class=MsoNormal>>>>>>> the</p><p class=MsoNormal>>>>>>>> SCS Tracker TNC's GPS port can even power some of them for you.</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> POWER: Rig's internal power or an external power/battery pack. I've had</p><p class=MsoNormal>>>>>>>> great luck with the Bi0enno LiFePo battery packs.</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> HF ANTENNA: Pick your poison, lots of options for portable HF antennas,</p><p class=MsoNormal>>>>>>>> some suck slightly less than others LOL. I do okay with just a $20</p><p class=MsoNormal>>>>>>> hamstick</p><p class=MsoNormal>>>>>>>> for mobile and a dipole or end-fed halfwave wire when camping/etc.</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> Have taken the above on the road and into the backcountry as needed.</p><p class=MsoNormal>>>>>>> This</p><p class=MsoNormal>>>>>>>> provides me with my choice of:</p><p class=MsoNormal>>>>>>>> Robust Packet APRS (HF)</p><p class=MsoNormal>>>>>>>> 300 baud APRS (HF)</p><p class=MsoNormal>>>>>>>> 1200 baud APRS (2m and 6m)</p><p class=MsoNormal>>>>>>>> 9600 baud APRS (typically on 70cm) (FT-817/818 do 9600 just FB)</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> Jerry VE6AB does some similar stuff and written a lot about his portable</p><p class=MsoNormal>>>>>>>> ops in QST and his blog. Check him out on QRZ.</p><p class=MsoNormal>>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>>> GL & 73</p><p class=MsoNormal>>>>>>>> Jeff</p><p class=MsoNormal>>>>>>>> WA4ZKO</p><p class=MsoNormal>>>>>>> --</p><p class=MsoNormal>>>>>>> Ron VE8RT <ve8rt@yknwt.ca></p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>>>>>> _______________________________________________</p><p class=MsoNormal>>>>>>> aprssig mailing list</p><p class=MsoNormal>>>>>>> aprssig@lists.tapr.org</p><p class=MsoNormal>>>>>>> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal>>>>>>><o:p> </o:p></p><p class=MsoNormal>>><o:p> </o:p></p><p class=MsoNormal>>> _______________________________________________</p><p class=MsoNormal>>> aprssig mailing list</p><p class=MsoNormal>>> aprssig@lists.tapr.org</p><p class=MsoNormal>>> http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</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><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Subject: Digest Footer</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>_______________________________________________</p><p class=MsoNormal>aprssig mailing list</p><p class=MsoNormal>aprssig@lists.tapr.org</p><p class=MsoNormal>http://lists.tapr.org/mailman/listinfo/aprssig_lists.tapr.org</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>------------------------------</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>End of aprssig Digest, Vol 185, Issue 14</p><p class=MsoNormal>****************************************</p><p class=MsoNormal><o:p> </o:p></p></div></body></html>