[mythtv-users] Building a system from scratch

D Banerjee davatar at comcast.net
Tue Nov 18 19:45:32 EST 2003


> Brandon Beattie wrote:
>
> >The NTSC tuner on the pchdtv card does work with Myth.  The known issue
> >is that Myth does not support having different tuner types in a system.
> >(ie, in myth setup you have to pick if your system will get NTSC, ATSC
> >(HDTV), PAL, NTSC-JP, etc.  If he/you are planning on using NTSC for
> >now, and then using ATSC/HDTV in the future, the pchdtv card and MythTV
> >will work just fine -- But don't try to use ATSC and NTSC modes at the
> >same time (It won't work anyway).

So is the hardware capable of recording from both tuners simultaneously? Or
is it still a driver limitation?

> If I stick with NTSC, and put one PVR-350 and multiple PVR-250's in a
> box, so all encoding/decoding is hardware assisted, can I record 2 or 3
> things at a time while watching something else on something slower like
> a PII450 or 550 mhz machine (as a single box solution - basically like a
> TiVo that can record multiple channels at once, view live tv, etc)?
> Would a 1.8 ghz handle this effectively, or does it need something hefty
> like a 2.6ghz even with all the hardware encode/decode going on?

This would not be cpu-limited, but disk-access and disk-throughput limited.
You won't really need a lot of cpu, unless you will be transcoding a lot.



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