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Date: Wed, 15 May 1996 09:54:08 +0200 (MET DST)
From: "Christoph P. Kukulies" <kuku@gilberto.physik.rwth-aachen.de>
Subject: Re: feedback with full duplex
In-reply-to: <199605142229.PAA03335@rah.star-gate.com>
To: hasty@rah.star-gate.com (Amancio Hasty Jr.)
Cc: kuku@gilberto.physik.rwth-aachen.de, multimedia@freebsd.org
Reply-to: Christoph Kukulies <kuku@gilberto.physik.rwth-aachen.de>
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> > Back to vat: How come that I hear my own voice with a 
> > 3 to 5 seconds delay in the audio stream again? Is it because
> > my oppenent was using free room speakers (SGI) while I was using a 
> > headset assembly. Would it disappear, when my opponent would use
> > headsets as well ? Or is it an inherent problem with full duplex?
> > (BTW, the fact that the GUS card feeds back the mic to the left
> > earphone channel doesn't seem a bug, it seems being a feature, it gives
> > a good phone impression when talking through the mike).
> > 
> 
> You want a GUS PnP with at least 512k -- 60ns memory . The GUS PnP has
> the capibility to decouple the input and output. 
> 
> The GUS MAX mixes the input and output and there is no option to decouple
> the input and output. 

And you users with GUS PnP can assure me that you don't have this
echo effect? Then I'll by a GUS PnP today (provided I'll find a supplier
here in Germany :-).


> 
> 	Amancio
> 
> 
> 

--Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de