[arm-allstar] Mobile Node Tips?

John wb5nfc at gmail.com
Fri Apr 26 13:28:28 EDT 2019


Thanks for the update and suggestions, Doug and others. Good to hear the
ATT issue is resolved. As usual, I'm a day late and a dollar short on
keeping up to date. Back when I was full-time RVing, ATT was not my friend
-- that's why I used my node mostly when parked and hooked up to wifi in a
park. Cell/data service is not great where I spend the most time, but
hopefully, I'll have enough signal to stay online.

For me, it's just a matter of making my portable node mobile. It's already
built. Raspberry Pi and a Kenwood THF-6 HT. The most significant problem
I'm having with the Kenwood HT is that any on-frequency signal keys the
transmitter, even with the radio set to CTCSS receive and transmit. If
there's a way to get something other than carrier operated switching, I
haven't found it. I'm thinking about firing up one of my old faithful
Motorola M120's rather than the Kenwood HT, but just hate to take up more
room when the size of the HT is far better for a mobile setup. I've built
several low-power repeaters using the old Moto mobiles, so I've got a good
supply on the shelf along with programming ability, fans, and temperature
sensors.

Thanks again for the update and suggestions.

John / WB5NFC



On Thu, Apr 25, 2019 at 9:51 PM "Doug Crompton via ARM-allstar" <
arm-allstar at hamvoip.org> wrote:

> John,
>
>  The AT&T issue was solved with the addition of node DNS to the hamvoip
> code last year. Most any phone hotspot or provider will work. You can also
> get dedicated hotspots separate from your phone from most of the providers.
>
> You have several alternative for how to talk to your hotspot. You can use a
> radio system or a radio-less system. If you are looking for ready made
> complete system the "yellow box" radio nodes that George , WB3DZZ makes
> would be ideal. It is a complete node in a box that you only have to supply
> 12V to. It could be neatly put under or behind a car seat. It would talk to
> your phone hotspot via wifi and then connect to anywhere on the allstar
> network. The advantage of the radio based node is that you can leave your
> car and travel for a distance with a hand held and still use your node.
>
> George is also marketing a complete node that is radio-less. This could be
> likened to a mobile radio mounted in a car. It has a mic, speaker, and
> connects to 12V. Again it talks to your wifi hotspot but can only be used
> in one place.
>
> If you are intending to build one yourself there are individual parts
> available to do that. In general if you have a cell signal you can get out
> over Allstar. Now days that is a very large part of the country but if you
> intend to go into the back woods somewhere you might not have connectivity.
>
> I just started a commercial section on the hamvoip.org website below the
> howto section and George's web site link is there.
>
>
> *73 Doug*
>
> *WA3DSP*
>
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>
>
> On Thu, Apr 25, 2019 at 7:14 PM "John (WB5NFC) via ARM-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
> > I'm ready to start on a project I've had on a side-burner for far too
> > long: I want to build a mobile-only Allstar node for the car.
> >
> > If memory serves me correctly, there have been issues reported in using
> > ATT as a provider and some work-arounds are available. I'd love to hear
> > from those of you who have already traveled down this path in
> constructing
> > and running mobile nodes. I know I've heard several truckers who roll
> > full-time with Allstar in the cab. What works? What doesn't?
> >
> > I have an ATT Unite Pro Hot Spot. Any advantage/disadvantage to using it
> > (or something similar) over connection sharing from an iPhone? Is the
> > Pi-WiFi adequate for connection (WiFi hotspo/iPhone to the Raspberry Pi)?
> >
> > I already have a "Pi-portable node" that I pulled from our motorhome
> > before I sold it -- but it was primarily used when we were parked, not
> > while mobile.
> >
> > Any/all suggestions appreciated.
> >
> > John / WB5NFC
> > _______________________________________________
> >
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> > ARM-allstar at hamvoip.org
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> >
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> >
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>
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