[arm-allstar] half duplex node linking to a repeater

[Neil Sablatzky]

Very interesting discussion David I would like to see your diagram

Sent from my iPhone

> On Jul 18, 2015, at 1:52 PM, David McGough <kb4fxc at inttek.net> wrote:
> 
> 
> Hi Doug,
> 
> The problem I have RF linking VHF/UHF half duplex AllStar nodes to various
> non-AllStar repeaters is that "I have to take what I get" --meaning that
> the distant repeater owner isn't going to change their system's operation
> to accommodate me.  And, in most cases, the repeater owners aren't the
> person who programmed their controllers and they literally don't know how
> to configure transmitted PL to follow RX COS---rather than full time
> transmitted PL tone (the whole time the TX is up)---or other control
> parameters. In this region, I know of only one repeater programmed with TX
> PL following RX COS---and, I expect that was a configuration mistake
> (LOL!)!
> 
> There is probably still confusion about how I'm running my remote nodes
> (Doug--not with you, but others)...Perhaps I should try to draw a diagram?  
> While more complex, the "private repeater" setup scenario I described
> works 100% of the time with any half duplex node, without any changes at
> the non-AllStar repeater. That same setup scenario works great for HF 
> remote base radios, etc., etc.
> 
> 
> 73, David KB4FXC
> 
> 
> 
>> On Sat, 18 Jul 2015, Doug Crompton wrote:
>> 
>> I have been following this thread and I will put my two cents in. I am
> assuming I understanding correctly what you are doing or what you want to 
> do. I do this here with my repeater. Often you do not have Internet 
> capability at a repeater site and you want to connect it to Allstar. The 
> alternative is to use a half duplex (simplex) node that talks to the 
> repeater just like a user. The key is how you setup the repeater. 
>> 
>> First of all you do not want the repeater output to control the distant
> COS. If that was the case you would have hangtime (tail) and ID's coming 
> through the Allstar system. You want the repeater output PL to follow 
> it's input PL. Thus no input signal to the repeater no output PL. Your 
> local simplex node RX COS follows the input to the distant repeater. The 
> downside is that repeater users who use RX PL decode will not hear the 
> repeater ID or tail either. It is still legal though. 
>> 
>> Another way to do this is to have two PL's on the output. One follows
> the input and is the one you decode for Allstar. The other is the decoded 
> by the repeater users and they would hear all ID's and tails.
>> 
>> I do the former using one PL since 99% of the repeater users are
> talking to Allstar nodes. I send a courtesy tone and voice ID from the 
> half duplex transceiver to the repeater. This is the easiest way to do it 
> and the repeater sounds to repeater users like it is controlling the tone 
> and ID. It requires a simple mod to the repeater making output PL follow 
> the input signal rather than the repeater PTT.
>> 
>> No special configuration needs to be done at the simplex node. It is
> duplex=1 and the tail time and ID become the repeaters tail and ID.
>> 
>> 73 Doug
>> WA3DSP
>> http://www.crompton.com/hamradio
>> 
>> 
>>> To: arm-allstar at hamvoip.org
>>> From: ke6sth at ke6sth.ampr.org
>>> Date: Fri, 17 Jul 2015 20:15:35 -0700
>>> Subject: [arm-allstar] half duplex node linking to a repeater
>>> 
>>> 
>>> Hi I have a node that is used for linking my local repeater to another 
>>> repeater using a half duplex node.
>>> 
>>> Some repeaters I link do have a long hang time and I find that I can't 
>>> keyup the link until the remote repeater is unkey. Is there a way to 
>>> make it so I can key up the half duplex node at any time I want and not 
>>> wait for the carrier to drop from the remote end?
>>> 
>>> Thanks,
>>> --Sione
>>> 
>>> _______________________________________________
>>> 
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> 
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