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Re: audio cd on ultra 5



On Fri, Nov 01, 2002 at 03:20:26PM -0500, Mark T. Valites wrote:
> > Hmmm.  Sometimes just talking about it makes the answer clear: There's
> > a monitor_gain setting.  I'll bet that whatever you have selected for
> > record.port is routed to whatever you have selected for play.port,
> > with the level controlled by the monitor_gain setting.  I'm not in
> > front of a box that I can try this on right now -- I'll try later.  If
> > you beat me, try:
> 
> That's a lot of greek to me, but I kinda sorta maybe almost followed it...
> 
> >
> > audioctl -w monitor_gain=128 output_muted=0 play.gain=128 \
> >   play.port=0x1 record.port=0x4
> 
> I'm guessing it's close.  If I do this, I can barely (& I mean brealy)
> just hear music playing in the background when I crank (& I mean crank) up
> the speakers.  So we've got to be close.

Probably analog crosstalk.  If you have external speakers, change the
play.port setting. (0x1 == internal speaker, 0x2 == headphone jack,
0x4 == line out jack)  Take a look at the output from 'audioctl -a'.

audioctl -w play.port=0x4

Later,
  Rob.

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