Re: CAM inserted/used reduces signal and SNR ?

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Luc Brosens wrote:
> Hi,
> 
> side note :
> the problems in my previous post "KNC1 TV-Station S, revision 0x1894, doesn't tune", were related to the PCI-slots of the motherboard I used
> rebuilt the machine around a new motherboard, both KNC1's are now recognized and able to tune
> lesson learnt : check the hardware before complaining about the software ...

Hm.

> why does inserting and accessing a CAM reduce the signal and SNR levels ? (even if no descrambling is needed, as for BBC World)
> how can this be solved ?
> anyone out there having the same problems ?

I guess that the CAM increases the noise on the power supply planes of
the card. This might affect the tuner. ;-(

CU
Oliver

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