[linux-audio-user] Re: [Alsa-user] ALSA + Envy24HT = High pitched tone

[Mark Williams (MWP)]

Anyone??

I need to get this problem fixed.

Is there any othr info i can provide that will help work out the problem?

Thanks.

> Hi all,
> 
> Ive come across quite an odd problem.
> 
> When playing audio via my Revo7.1 card using ALSA, i get a high pitched tone (est
> ~14khz) mixed with the audio im playing.
> 
> The tone is constant and is not effected by the volume controls.
> The tone is only present while an app (for example aplay) is using the card.
> Some apps cause the tone to be louder thea others (but the tone is of the same
> constant freq).
> 
> What makes the problem strange is that if i use JACK to play audio through the
> card, the tone isnt present at all.
> 
> Has anyone else come across this problem?
> 
> BTW, im using the latest kernel (2.6.5) with the ALSA drivers that came with it.
> 
> Thanks,
>  Mark.
> 
> 
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