[asterisk-users] choppy sound with playback, background, etc... but not with musiconhold

[Gordon Henderson]

On Fri, 8 Jun 2007, Paco Brufal wrote:

> Hello,
>
> 	I have an asterisk 1.2.18 working fine, the only problem is that all
> applications that play audio, sound like "tremolo" or "vibrato", but
> musiconhold plays fine.
>
> 	The same audio file (wav, mp3, ...) works fine with Musiconhold()
> but not with Playback() or Background()...
>
> 	If I move app_playback.so from this system to another asterisk,
> playback works fine...
>
> 	Do you know what is happening and how can I fix it? It's an only SIP
> system, no fxo/fxs cards.

Do you have ztdummy loaded?

Gordon