[mythtv-users] multiple capture cards and sound?

[Larry K]

OK. I just stumbled acroos a post that suggested the need for a sound card 
for each capture card, and I figured I better find out before I get that 2nd 
capture card.

On Apr 11, 2005 10:16 AM, Nick <knowledgejunkie at gmail.com> wrote:
> 
> On Apr 11, 2005 3:07 PM, Will Dormann <wd at pobox.com> wrote:
> > Larry K wrote:
> > > I am running a Hauppauge PVR-250 and I'm using my MoBo's on-board
> > > sound. If I pick up another PVR-250, do I also have to buy a sound
> > > card to pair with it?
> >
> > Why would you need another sound card? The PVR-250 does the recording
> > of the audio.
> 
> This becomes an issue if you run the output of the PVR-350 card (which
> has the decoder on-board) back through the system's sound card. (Why
> you'd have >1 350 in the same system I don't know ;-) ) Maybe 1 350
> and then one or more 250's would be nice though!
> 
> With the PVR-250, the host system does the audio and video decoding,
> and the MPEG2 stream recorded by the PVR-250 already includes the
> audio stream, so no separate connection is required to the sound card
> from the PVR-250.
> 
> As stated above, unless you are using a BT or similar card which
> requires the soundcard to record the audio component of the recording,
> no direct connection from the PVR to the soundcard is needed (unless,
> as above, you are rerouting the *output* of the 350 back though the
> system to enable use of SPDIF for example).
> 
> Nick
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