2008/8/29 Dale Maggee <[EMAIL PROTECTED]>

> Daniel Selinger wrote:
> > I've experimented with alsa settings for the last 3 hours and want to
> > share my experience now.
> > I was doing this on top of QTopia 4.3.2 and it's default
> > gsmhandset.state file.
> >
> > The relevant mixer settings i found to, in my case completely eliminate
> > the echo for the caller, are the following
> > (Setting -> Old Val -> New Val):
> >
> > 'Speaker Playback Volume' 127 -> 100
> > 'Mono Playback Volume' 103 -> 85
> > 'Mono Sidetone Playback Volume' 2 -> 0
> > 'Bypass Playback Volume' 7 -> 5
> > 'Mic2 Capture Volume' 0 -> 3


If I understand well, these settings are to be put in gsmhandset.state?
How to "reload" the file after change?


>
> >
> > This settings removes the echo for the other person completely, at
> > least for my hardware. I didn't hear any buzz either on my final
> > testcalls, could be luck.
> >
> > The last thing remaining, is a bit of selfecho, which was also
> > reduced with this settings but not away. (was as loud as the echo on the
> > other phone with qtopia default gsmhandset.state). But didn't get away
> > completely, but the other side doesn't hear anything of it.
> >
> > I also attach my gsmhandset.state for the case other distros have a
> > different default file. (I was to lazy to check against .state of every
> > distribution)
> >
> > If anyone has a configuration where he doesn't hear echo of himself
> > talking at all, please please please provide me with an .state file, to
> > check which controls are responsible for that!
> >
> > rgds Daniel
> > ------------------------------------------------------------------------
> >
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