[mythtv-users] Always use the HD PVR and retire my PVR 250, or continue to use both in same recording group

James Orr james.orr7 at gmail.com
Fri Jun 25 18:27:58 UTC 2010


On Fri, Jun 25, 2010 at 1:46 PM, John P Poet <jppoet at gmail.com> wrote:

> On Fri, Jun 25, 2010 at 9:36 AM, James Orr <james.orr7 at gmail.com> wrote:
> >
> > On Thu, Jun 24, 2010 at 7:02 PM, James Maclaren <maclaren at tulane.edu>
> wrote:
> >>
> >> I have just recently bought an HDPVR - wished I had known they would be
> on
> >> sale - everything is working fine. I have a PVR 250 as well currently on
> the
> >> same feed for SD shows from directv.  Both the hdpvr and pvr 250 are in
> the
> >> same recording group.  My question is, should I just record everything
> on
> >> component to the hdpvr or keep the current configuration.  What are
> other
> >> users doing? How will the quality/size be of sd recordings compare to
> that
> >> of the pvr 250 recorded in 480i through s-video?  I have my directv box
> set
> >> to ouput 720p which is the resolution of my hdtv.
> >> Thanks for any advice.
> >> James
> >>
> > I just setup my HD-PVR yesterday and in a similar situation.
> >
> > Will the directv box output s-video and component at the same time?
> >
> > My PVR-250 recordings were about 2.2GB/hour while my HD-PVR 480i
> recordings
> > are coming in at about 0.8 GB/hour so that's significantly smaller.  The
> > quality is perhaps not quite as good but I think it's good enough.  I
> only
> > have two channels I watch that aren't available in HD (comedy central and
> > BBC America).
>
> If the quality via the HD-PVR is lower, you probably have the bitrate
> on the HD-PVR set too low.
>  <mythtv-users at mythtv.org>
>
I was just looking at that actually.  Mostly because the HD recordings don't
look quite as good as my HDHR recordings.

At the moment I just have the default settings.  The bitrates are broken up
into low, medium and high resolution, I assume that corresponds to 480, 720
and 1080?  My high resolution bitrate is set at the max the sliders will
allow.

The recording is marked as 1080 in MythTV, but the file size (about 4.5
GB/hour) suggests the medium avg bitrate of 9000 instead of the high avg
bitrate of 13500.
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