[AG-TECH] USB microphones not working in Linux

Jeremy Mann jeremymann at gmail.com
Thu Jun 7 08:51:53 CDT 2007


Anton, I do have experience with using the iMic USB audio device from
Griffin on my Linux machine. I had to upgrade to the SUMOVER version
of RAT (4.4.00) for RAT to recognize the device.


On 6/6/07, Anton Gerdelan <A.Gerdelan at massey.ac.nz> wrote:
> Hi,
>
> I tired switching the program to OSS, I also tried using OSS emulation from
> Linux. I have tried the latest version of RAT also, but no change - the USB
> audio modules will still not work.
> I guess this must then require some additional code to interface with them.
>
> Cheers
>
> Anton
>
> On Wednesday 30 May 2007 16:40:25 you wrote:
> > Hi Anton,
> >
> > > I'm using a ClearOne 50 USB microphone/speaker under Linux.
> > >
> > > RAT can detect it, but it dosn't interface properly, so it won't work.
> > > Under Windows the same microphones work fine.
> >
> > In RAT, try switching from ALSA to OSS to see if that helps.
> >
> > > Other microphones (3.5mm jack-based) work fine with our Linux AG
> > > machines. I've tried this on different Linux flavours (FC6 and Kubuntu
> > > E&F) with KDE and Gnome (ALSA and ARTS) and they all have the same
> > > problem. I've tried other USB microphones (logitech camera mic) and they
> > > don't work either.
> > >
> > > Would it be helpful if I supplied a log or debug message output? (if so
> > > which one?).
> > >
> > > Any information appreciated,
> >
> > With the Fedora 7 AGTk RPMs, I'm now providing a SVN snapshot of UCL RAT
> > from the SUMOVER project SVN repository (instead of AG rat). You could try
> > installing rat-4.4.00-0.1.20070524svn.fc7.i386.rpm on FC6, the RPM can be
> > obtained from:
> >    http://www.vislab.uq.edu.au/accessgrid3/fedora/7/i386/
> > Alternatively build the Sumover RAT from SVN using these instructions:
> >    http://mediatools.cs.ucl.ac.uk/nets/mmedia/wiki/SvnDev
> >
> > The new UCL rat might fix your issues.
> >
> > Cheers,
> > Doug
>
>
>




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