[pulseaudio-discuss] Awful Quality in Sound

Lennart Poettering lennart at poettering.net
Wed Dec 19 04:39:01 PST 2007

On Tue, 18.12.07 08:37, Richi Plana (richip at richip.dhs.org) wrote:

> > I tried experimenting a bit, playing sounds at different sample rates
> > (44100 and 48000) using mplayer, to no avail.
> > 
> > Is there any way to test what is causing this and if it is PulseAudio?
> > Is there a simple way to override PA and play audio via ALSA
> > snd-hda-intel drivers?
> Alright, it MAY not be PA. I tried playing music from a virtual console
> using oss as the output device and it still sounded horrible.
> One thing I did discover, however, was that when I turned up the Master
> volume setting and minimized the PCM volume setting, the audio quality
> improved tremendously. There seems to be some kind of attenuation going
> on when PCM controls are used. Why that is, I've no idea.

This sounds like one of those issues were 100% in the mixer means
over-amplification. Try to lower it to 70% or suchlike.

Also see this post of mine:



Lennart Poettering                        Red Hat, Inc.
lennart [at] poettering [dot] net         ICQ# 11060553
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