[arm-allstar] Using PL instead of COS

LaRoy McCann lmccann at dtisp.com
Fri May 13 11:36:07 EST 2016 

Ok, good to know about the URI. Just did not want to blow it up.
Yeah, I'm going to try it without the cos and just see how it works.
Thanks for the info on the rxaudiodelay.

73's
LaRoy McCann, K5TW

On 5/13/2016 10:56 AM, Doug Crompton via arm-allstar wrote:
> Laroy,
>
>  You say the radio has +10V unsquelched but you are not going to use 
> that output if you use the Spec comm decoder right? Also the DMK URI 
> uses blocking diodes in the input lines so it will accept higher input 
> voltages they do not have to be TTL levels as long as the low is a 
> good low, close to zero volts.
>
> When you get it setup using just PL set the rxaudiodelay in 
> simpleusb.conf to about 7 or 8 and see how the squelch tails sound 
> listening on another node or iaxrpt monitoring it. Make sure that line 
> is uncommented also. You can go up from there if needed. Restsart 
> Asterisk - astres.sh - when yo make changes.
>
> *73 Doug
> WA3DSP
> http://www.crompton.com/hamradio*
>
>
> ------------------------------------------------------------------------
> To: arm-allstar at hamvoip.org
> Date: Fri, 13 May 2016 10:21:09 -0500
> Subject: Re: [arm-allstar] Using PL instead of COS
> From: arm-allstar at hamvoip.org
> CC: lmccann at dtisp.com
>
> Doug,
> I said it will be wired directly to allstar but I am using the URIx 
> interface.
>
> LaRoy McCann, K5TW
>
>
> On 5/13/2016 10:06 AM, LaRoy McCann via arm-allstar wrote:
>
>     Doug,
>     There is no other controller.  The exec II is a mobile radio
>     converted to a repeater.  It will be controlled directly with
>     allstar.  I curently have 2 repeaters running on allstar and will
>     soon have 3 or 4 more running on allstar.
>
>     Allstar will switch direction (usb or usb invert) but since the
>     radio gives +10v when unsquelched, I will need to make a buffer
>     because the raspberry pi needs to see the input go to ground.
>
>     The TS64 signal is an open collector to ground so it interfaces
>     well with allstar.
>
>     LaRoy McCann, K5TW
>
>
>
>
>     On 5/13/2016 9:47 AM, Doug Crompton via arm-allstar wrote:
>
>         LaRoy
>
>         I have never interfaced what you are talking about but I see
>         no reason why you would need the squelch input as well as PL.
>         The TS64 works well and the audio delay (squelch tail
>         elimination) setting in simpleusb.conf should get rid of any
>         squelch tail.
>
>         I assume you are using a separate repeater controller and not
>         using Allstar as the controller? If you are using Allstar you
>         can configure the COS direction. Also I thought maybe the TS64
>         had both high and low going outputs but maybe not.
>
>         Allstar makes a great repeater controller but there are some
>         pros and cons to using it. The big pro is that you don't have
>         to worry about physical ports like you do on a dedicated
>         controller. Each port is a node and can be configured and
>         connected easily via SW, a big plus for Allstar. It is also a
>         lot less expensive.
>
>         *73 Doug
>         WA3DSP
>         http://www.crompton.com/hamradio*
>
>
>         > To: arm-allstar at hamvoip.org <mailto:arm-allstar at hamvoip.org>
>         > Date: Fri, 13 May 2016 09:32:27 -0500
>         > Subject: [arm-allstar] Using PL instead of COS
>         > From: arm-allstar at hamvoip.org <mailto:arm-allstar at hamvoip.org>
>         > CC: lmccann at dtisp.com <mailto:lmccann at dtisp.com>
>         >
>         > I'm interfacing a ge mastr exec II to raspberry pi. I have
>         one I've
>         > done previously where I have both cos and pl inputs.
>         >
>         > I'm going to have to make a cos buffer interface to change
>         the cos_high
>         > from the radio to cos_low for the controller which is no
>         problem,
>         >
>         > We will always us PL on the input so I was wondering if I
>         could just get
>         > by with using the TS64 PL signal for the cos input on the
>         controller?
>         >
>         > Does anyone know of any reasons not to use only PL signal
>         for cos?
>         >
>         > Would there be any longer squelch tail?
>         >
>         >
>         > LaRoy McCann, K5TW
>         >
>         >
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