[mythtv-users] Advice on buying DVB-C card with CI support

Espen A Fossen espenaf at junta.no
Fri May 15 13:07:32 UTC 2009

Mark Wormgoor wrote:
> Allan Stirling wrote:
>> Mark Wormgoor wrote:
>>> I have the KNC1 (older version with TDA10021). I'm running this without 
>> ... <skip stupid mention of thing that you should know not to mention 
>> here>
>>> I'm not sure what the deal with this card is, or why it's bugging 
>>> me. It could be my setup, but I can't get it 100% stable. I think 
>>> it's due to the SAA7146 chipset. Love the comment on the wiki 
>>> (http://www.linuxtv.org/wiki/index.php/Philips_SAA7146): "This 
>>> hackish approach works surprisingly well in most setups, and only a 
>>> few have problems with high data loss."
>> The wiki page is completely incorrect. The TS is passed straight 
>> through the DEBI port on the 7146.
>> I have seen this issue with some cards and certain chipsets / PCI 
>> bridges. Basically nothing will help apart from changing platforms or 
>> capture cards.
> Hmmm, that's akward. This is actually not too bad of a mainboard 
> (Gigabyte GA-G33-DS3R, Intel G33 chipset - combined with an Intel Core 
> 2 Duo E6550 - CentOS 5 64-bit). Seems like the card is sometimes 
> struggling to get the data across the pci bus, but I only record SD, 
> which is between 5 and 8 Mbit/s (depends on channel). That shouldn't 
> be a problem.
> The capture card could be a problem - got it through E-bay :)
> Kind regards,
> Mark
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Thanks for the info. Looks like this might just rule out this card for 
now. Mark, have you tried it with the CI at all? So that you know if it 
actually works?


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