[App_rpt-users] Distorted audio in app_rpt/Allstar

Jon Rorke jrorke at cogeco.ca
Wed Sep 11 11:51:15 UTC 2013


I have seen this before.
What is the TX voice setting on y our node? If its any where near 900 
then it may be trying to drive your TX but is running out of room.
Do you have TX boost turned on in USBradio.conf?

> hdwtype=0
> rxboost=0
> txboost=1

If not turn it on then retune the TX voice. If you can TX voice near 500 
(Mid scale) then you have a better chance of not having the audio 
distort on some peaks.
The same would be true if your TX voice setting is near 100 to 200 and 
you are over driving the TX a little. In this case then turn off TX 
boost in USBradio and retune.

Give this a try ans see if this helps.

Jon VA3RQ

On 9/10/2013 7:38 PM, Andreas Pleschutznig wrote:
> Good
>
> sometimes, i get distorted audio locally on the repeat and also on 
> simple announcements like the time announcement. If and when I get 
> that distorted audio it kind of sounds as if the audio stream is 
> sampled i 20ms increments and every other piece is left out. This 
> happens only every now and then, while most of the time the audio is 
> absolutely perfect.
>
> As hardware is a nondescript 2GHz dual core, (all-star uses about 
> 15-25% CPU), so it should not be a speed problem. Two URI's are 
> connected to this PC, one for the public all-star link, the other to a 
> private GMRS node,
>
> Tried two different radios, so it should not be the radio either, 
> unless two unrelated GM300s have exactly the same problem (For the 
> time being I'll go under the assumption its not the radio) I don't 
> know yet if that ever happens on the TCP end, but I doubt it.
>
> Does anyone have *ANY* idea what that could be?
> *--*
> *Andreas Pleschutznig, *Cell: (832) 633-7817, Sent: MacBook
>  KA5PLE, Allstar: 29841, Echolonk: 884823
>
>
>
> _______________________________________________
> App_rpt-users mailing list
> App_rpt-users at ohnosec.org
> http://ohnosec.org/cgi-bin/mailman/listinfo/app_rpt-users

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