Please post the INIT IVTV messages your kernel log. There can be various
reasons for this but I need that info first.
Hans
On Saturday 02 December 2006 23:30, Haavar Valeur wrote:
> I got a PVR-500, and I'm having some problems with the picture
> quality. I think my signal is pretty strong from the cable provider.
> When I turn off the internal amplifier on the card (in the kernel), I
> get a snowy picture on some channels and a pretty good on others.
> When I leave the amp on, I get distortion lines on some channels
> others are fine. It seems to me the problem could be solved here, but
> there is a lot of tuning and recompiling the kernel to be done.
>
> Are you sure that some cards are more sensitive than others, and
> it's not that peoples cable signal is different? If there is a chance
> I could get a better card, I could return this and get another one.
>
> I'm getting the best PQ on most channels by padding the cable with a
> 3 way slitter and leaving the internal amp on (as it is in the 2.6.18
> kernel). I padded my signal by connecting my cable from the wall into
> the output of a 3 way splitter and connected my computer to another
> output (nothing on the input). I've ordered actual signal pads
> (attenuators) and a ground breaker to see if this helps.
>
> Does anyone have a tip how to get a better PQ with this card?
> Is there any tuning that can be done via the driver to improve the
> signal? Like turning on or off the amp.
>
> - Haavar
>
> On Nov 28, 2006, at 5:28 AM, John Drescher wrote:
> > I currently have a PVR-150 with ivtv-0.8.1 and kernel-2.6.18 and
> > I'm happy with the quality of the picture. I'm thinking about
> > returning the PVR-150 and getting a PVR-500 instead of getting a
> > second PVR-150 to save a PCI slot. Is the difference in quality
> > between the cards still noticeable?
> >
> > If you are unlucky and buy a card that does not like a strong
> > signal the answer is yes. There is no
> > quality difference in patched kernels. The main difference is the
> > patch is in 2.6.18 kernels so you
> > automatically get it with ivtv-0.8.X and not applied in lower
> > versions of the kernel.
>
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