[App_rpt-users] Scratchy audio on some transmissions

Jesse Lloyd ve7lyd at gmail.com
Thu Mar 31 18:43:37 EDT 2016

Could you be falsing DTMF? That'll cause a short drop in audio, and tends to happen on hard driven punchy audio. You'll see it show up in the asterisk CLI if you're in verbose mode. 


> On Mar 31, 2016, at 10:30 AM, Skyler F <electricity440 at gmail.com> wrote:
> On my 900MHz node, I am having problems where the "repeat only" and various transmissions sound clipped and scratchy. I turned my audio down the the lowest setting (so I had to really crank my receivers audio) and even the small, barely deviated amount of audio that came out was scratchy when Allison announced "repeat only". 
> Has anybody had this issue before? The clipped audio only seems to occur on transmissions with a lot of punch, and is fine for both. Both adjusting the deviation on the radio and turning my TX audio down to a bare minimum does not seem to do the trick. 
> Audio levels is not a problem, however. We tested it on a service monitor and got the deviation fine with the test tone.
> Thanks
> Skyler
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