[arm-allstar] AllStar on Local Server

Doug Crompton wa3dsp at gmail.com
Tue Feb 21 18:13:56 EST 2017


Dan,

 If the repeater is setup correctly and ONLY sends output PL on input
signal it would be just like that station was talking directly to your node
So you you would not have the ping pong effect. Your courtesy tone could be
turned off so you would not respond with it but even if it was on that
should not be a problem since the repeater output PL would not be there
when your TX dropped.

One downside of this approach is repeater users do not hear the repeater ID
or tail either. They have two choices. Don't use RX PL when using the
repeater or have the repeater TX two PL's. One follows the input and one
the output. You would use the input PL for the node All others would use
the output PL.

rxaudiodelay is for squelch tail elimination. It shifts the audio in
milliseconds to sharply cutoff after audio without a tail.

rxondelay is what you would use but only if needed to eliminate the ping
pong. You can visually see the effect of rxondely by changing the value and
then using the V option in simpleusb-tune-menu.  The COS input will come up
immediately but the COS composite will come up after the delay. Set it to
some high number like 90 and select V then key in and you will see the
delay. 90 is a ridiculously high value
but good to show you the effect. Set it back to 0 when you are done. You
probably will not have to use it but at least you know it is there if you
need it.



*73 Doug*

*WA3DSP*

*http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*

On Tue, Feb 21, 2017 at 3:10 PM, "Dan Ozment via arm-allstar" <
arm-allstar at hamvoip.org> wrote:

> Hi, Doug.
>
> The Allstar node will be at a remote location because we do not have
> internet access at the repeater site. I briefly flipped it over to the
> repeater last night, and after I keyed up I got it into a looping
> "kerchunk" because of the tail. I believe I was listening for tone on the
> Allstar radio. I will double check that tonight. I think I'm following you
> on the output tone following the input. So, as soon as the user unkeys and
> stops sending tone the repeater should drop it's tone. So, COS should also
> drop, I assume. I will check that.
>
> If I am correct that I'm listening for tone coming from the repeater and
> I'm still getting the loop will my next step be to use rxaudiodelay?
>
> Thanks!
> Dan
>
> On 2017-02-21 14:52, "Doug Crompton via arm-allstar" wrote:
>
>> Dan,
>>
>>   My first question would be what do you mean by get it on your local
>> repeater? Are you going to locate the Allstar server at the repeater site?
>> Are you going to use the  Allstar server to actually be the repeater
>> controller? It is capable of that and that would be the most ideal
>> situation.
>>
>> If you just want to connect Allstar to a repeater from a remote location
>> (with the repeater owners permission) a simplex node is all you need. It
>> would key into the repeater just like any other user. The key here though
>> is setting things up so ID's from the repeater do no appear on the Alltar
>> circuit. I think you said that repeater ID's are sent without PL. Ideally
>> you want the input PL (repeater users PL) to key the repeater and assert
>> output PL. In other words the PL output of the repeater should follow the
>> input PL. The Allstar node does not see any ID's or repeater tail.
>>
>> I have given you some thoughts but not knowing exactly what you want to do
>> I can't be more specific.  I run a remote to my repeater Allstar node in
>> the way I describe above and it works well. As I said ideally you would
>> want to have Allstar at the repeater site but if you do not have Internet
>> access there it would not be possible.
>>
>>
>>
>>
>> *73 Doug*
>>
>> *WA3DSP*
>>
>> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>>
>>
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