Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-29 Thread Luc Brosens
Manu Abraham wrote: Luc Brosens wrote: Manu Abraham wrote: Luc Brosens wrote: Manu, your guess is correct, under W2K no tuning problems. The scrambled channels tune in an instance, now and then there are some artifacts though. But tuning works ! so my hardware setup works, now how

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-27 Thread Luc Brosens
Manu Abraham wrote: Luc Brosens wrote: Manu, your guess is correct, under W2K no tuning problems. The scrambled channels tune in an instance, now and then there are some artifacts though. But tuning works ! so my hardware setup works, now how to find that 'tenderness' in the driver

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-27 Thread Manu Abraham
Luc Brosens wrote: Manu Abraham wrote: Luc Brosens wrote: Manu, your guess is correct, under W2K no tuning problems. The scrambled channels tune in an instance, now and then there are some artifacts though. But tuning works ! so my hardware setup works, now how to find that

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-25 Thread Manu Abraham
Luc Brosens wrote: Manu, your guess is correct, under W2K no tuning problems. The scrambled channels tune in an instance, now and then there are some artifacts though. But tuning works ! so my hardware setup works, now how to find that 'tenderness' in the driver ? You think that the

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-23 Thread Luc Brosens
Manu Abraham wrote: Luc Brosens wrote: so I changed gnutv to only initialise the CAM after obtaining FE_HAS_LOCK apparantly, initialising the CAM is enough to loose the tuning lock, not to return afterwards so this is not a solution This won't help. The CPU on the CAM is running

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-22 Thread Luc Brosens
Oliver Endriss wrote: 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

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-22 Thread Manu Abraham
Luc Brosens wrote: so I changed gnutv to only initialise the CAM after obtaining FE_HAS_LOCK apparantly, initialising the CAM is enough to loose the tuning lock, not to return afterwards so this is not a solution This won't help. The CPU on the CAM is running irrespective whether you

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-21 Thread Oliver Endriss
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 :

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-20 Thread Luc Brosens
P. van Gaans wrote: On 11/18/2007 10:34 AM, 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

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-19 Thread P. van Gaans
On 11/18/2007 10:34 AM, 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

[linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-18 Thread Luc Brosens
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

Re: [linux-dvb] CAM inserted/used reduces signal and SNR ?

2007-11-18 Thread Luc Brosens
Ben Bucksch wrote: Luc Brosens schrieb: why does inserting and accessing a CAM reduce the signal and SNR levels ? (even if no descrambling is needed, as for BBC World) My *guess*: I guess it's due to power - the cards need a lot of power to go over the wire to the dish. The CAM may