[mythtv-users] PVR-150 best quality settings?

Brian Bosch bdbosch at gmail.com
Sat Dec 3 22:32:19 EST 2005


On 12/2/05, Michael T. Dean <mtdean at thirdcontact.com> wrote:
> Steve Adeff wrote:
>
> >I got my firewire card and my am finaly able to watch my cablebox through my
> >PVR-150. So now I want to set the quality settings for the card. If I
> >understand correctly I'm to go into 'Recording Profiles' choose 'MPEG-2
> >Encoders (PVR-x50, PVR-500)' and change the settings for the different
> >profiles.
> >
> >So I see from the card specs that it can do 720x480 max in NTSC, so I set
> >that.
> >From my readings of the list Stream Type should be MPEG2-TS?

I'm using DVD-Special 2

> >
> >What about bitrate? I've got plenty of harddrive
> >
> I didn't think that was possible.   ;)
>
> > so I'd like to set the
> >highest bitrate values that will get properly used.
> >
> >Any other help for getting the best recording quality would be appreciated!
> >
> >
> You almost definitely won't see any benefit above 6000kbps (you'll hit
> the limit of the electronics before the limit of the bitrate), but
> probably won't see much (if any) benefit above 4500kbps.  Make sure you
> leave good headroom in the max, also (at least 1/3 more than average
> bitrate, i.e. 6000/8000 or 4500/6000).  I've been using 2200 as average
> and the quality was good (not great) on my 27" NTSC TV, but it's
> definitely not that^H^H^H^Hat all good on my 67" 1080p TV...  ;)

Oh that's just great!  You made me drool on my keyboard!  Grrrrrr... :o)

>
> 4500kbps will probably give you about 2-2.25GiB/hr, and 6000kpbs will
> probably give you about 2.6-3Gib/hr including audio

I'm using 4500/6000 and am very happy with the quality.  But I'm using
the 350's TV-out to my  29" SDTV...

-- Brian.


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