[linux-dvb] Re: dvbtune / Nova-T unable to lock on frequencyproblems

[Holger Waechtler <holger@convergence.de>]

Bruno Prior wrote:
> Holger Waechtler wrote:
>
> > When you are not sure about the correct parameter sets you might want 
> > to use e.g. scan (DVB/apps/scan/) to create a correct channel list for 
> > you...
>
> It would be helpful if you put in the README in the scan directory that 
> you need to edit initial.h to provide it with a suitable frequency for 
> this to work.
'scan -c' scans the currently tuned transponder only, this should always 
work. Can you please provide a patch for initial.h so that it will work 
out of the box from now on?


> Following your instructions here and in the README for 
> scan produced absolutely nothing. It was only because I've been 
> struggling with this for so long that I know the frequencies by heart, 
> that I noticed that it was checking the wrong frequencies, and it took a 
> bit of digging to figure out how to change that.
(just add a patch against the README to your diff;)


> Also, I assumed I would need to provide it with any frequencies I wanted 
> it to check, but it seems it can check all the frequencies if it has one 
> correct one (at least I now have a very full channels.conf with entries 
> for any valid frequency and I only provided it with frequencies for BBC 
> and ITV). This would also be worth mentioning in the README.
'scan -c' does nothing with the frontend, it just uses the current 
frequency you've set up with any other zapping program.

In this mode it only opens the appropriate filters to read the SI sections.


> Having said that, this seems to be a very helpful little utility once 
> you've figured it out. And I assume the fact that it was able to extract 
> all this information means that my card does not actually have a problem 
> receiving PAT data. As I continue to get weird results using dvbtune -i, 
> this seems to suggest that I either have a problem with dvbtune or the 
> parameters I am passing to it. For BBC, I am doing:
sorry, I can't help much about dvbtune+dvbstream, I suppose you'll have 
to contact the author regarding this...

Holger




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