[mythtv-users] Audio distortion (hiss)

[Frank Riley]

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Richard Holroyd wrote:
> I have pretty bad distortion from my tv cards audio, resulting in
> various levels of background 'hissing'. Using a wintv express, with the
> patch cable to c-media cm8738 on board sound card. When passing the
> audio straight through, i.e. not having myth cache the live audio
> stream, it works faultlessly. However when muting and recording line in
> under mixer settings i get the annoying hiss.
> 
> Any one resolved this problem?

I have this problem every now and then with ALSA. I just go into alsamixer
and move the IEC958 slider. The hissing magically goes away.
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