[linux-dvb] [PATCH] scan-s2: fixes and diseqc rotor support

Alex Betis alex.betis at gmail.com
Wed Nov 12 11:44:57 CET 2008


On Wed, Nov 12, 2008 at 12:21 PM, Per Heldal <heldal at eml.cc> wrote:

> On Wed, 2008-11-12 at 09:46 +0300, Goga777 wrote:
> > thanks for your patch.
> >
> > btw - could you scan dvb-s2 (qpsk & 8psk) channels with scan-s2 and
> > hvr4000 ? with which drivers ?
> >
>
> I seem to be able to scan some transponders, but not all, using current
> code from the repos at http://linuxtv.org/hg/v4l-dvb/ and
> http://mercurial.intuxication.org/hg/scan-s2
>
> I run scan-s2 on the following list of HD-transponders on 0.8w :
>
> S 11938000 H 25000000 3/4 35 8PSK
> S 12015000 H 30000000 3/4 35 8PSK
> S 12130000 H 30000000 3/4 35 8PSK
> S 12188000 V 25000000 3/4 35 8PSK
>
> (a selection of transponders from
> http://lyngsat.com/packages/canaldigital.html)
>
> With rolloff set to AUTO scan-s2 will not lock to any transponder.
> Instead it will appear to repeatedly re-scan sources on any transponder
> the tuner previously was tuned to.
>
> With rolloff set to 35 as above scan-s2 will lock and find channels on
> both transponders with SR=25000000, but for the 2 in the middle with
> SR=30000000 it simply repeats the channel-list of the previous
> transponder. I've been playing with alternatives for rolloff and
> modulation with no result.
>

The problem will probably be solved with new scan-s2, hopefully I'll have
time to update it today.
I'll send an update to the list when I'll update the repository.
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