[arm-allstar] The Quantar and AllStar

Ron Gilson wa2wwk at gmail.com
Wed Oct 24 13:22:32 EDT 2018


I've seen some Moto portables on ebay which might work but you would need a
power supply and not a battery?  The portable would have to match the mode
of your repeater.
Ron  WA2WWK

On Wed, Oct 24, 2018 at 1:56 AM "David McGough via ARM-allstar" <
arm-allstar at hamvoip.org> wrote:

>
>
> Hi Bill,
>
> Here are a some possible ideas to ponder.
>
> First, can the Quantar be programmed to just assert an "analog-mode" COS
> signal, and leave this signal inactive when in P25 mode?? If this won't
> work, what about getting a CTCSS decoded signal from the Quantar?? Then,
> I would think that should effectively tell you it's in analog mode. Just
> attach the COS and CTCSS signaling to the URI and use both for telemetry.
>
> One somewhat kludgey method of linking P25 to AllStar would be to use a
> surplus mobile rig as the interface between P25 and AllStar. That separate
> rig would perform the P25 functions, AMBE audio coding and provide the
> control telemetry needed for AllStar.  I have seen this method used even
> in various municipal systems as a bridge from digital to analog.
>
>
> 73, David KB4FXC
>
>
>
>
>
>
>
> On Tue, 23 Oct 2018, "William Freeman via ARM-allstar" wrote:
>
> > Quick question for the brain trust, but will provide a little background
> to
> > make answers and possible brainstorming easier.
> >
> > We are currently running a mixed-mode P25/analog Quantar. The analog side
> > is currently linked in on AllStar. We would like to ultimately link the
> P25
> > into the AllStar side via the URI and Pi, but have not found a way to do
> > that (every time I've asked the question, I always get suggestions on how
> > to link to P25NX, but not AllStar which all that we are interested in).
> >
> > Now for the question: Is there a way to modify the routing tables to
> > prevent the Quantar from telling the URI/Pi that the repeater is keyed
> when
> > in P25 mode ONLY? When users are using P25, the AllStar has a dead
> carrier
> > key-up (which goes out over the network to other repeaters) while the P25
> > user is keyed-up. Once the user finishes transmitting, the Pi sends the
> > courtesy tone indicating that someone was using the repeater locally.
> >
> > Thanks in advance for the suggestions.
> >
> > Bill N4NJJ
> >
>
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