[mythtv-users] Failing to find Freesat channels

[belcampo]

Terjesen Jens Peder wrote:
> Ash Bostock wrote:
> 
> --------------------------------------------------------------------
> On 26 April 2010 17:40, Ash Bostock <abostock at gmail.com> wrote:
> 
> Hi,
> 
> I've got a Hauppauge Nova-S-Plus DVB-S and want to use it to watch the UK Freesat channels.
> If I try tuning with say the 1st frequency listed on http://www.lyngsat.com/28east.html then myth fails to find any channels.
> 
> Freq: 10714000
> Polarity: h
> Symbol rate: 22000000
> FEC: 5/6
> Inversion: auto
> 
> So I've tried using "scan" from the command line and I get a lot of this...
> 
> Network Name 'ASTRA'
>>>> tune to: 11973:v:0:27500
> DVB-S IF freq is 1373000
> 0x07de 0x1d39: pmt_pid 0x0121 BSkyB -- ITV1 HD (running, scrambled)
> 0x07de 0x1cfc: pmt_pid 0x0100 BSkyB -- Sony TV Asia (running, scrambled)
> 0x07de 0x1d06: pmt_pid 0x0102 BSkyB -- MAX (running, scrambled)
> 0x07de 0x1d1a: pmt_pid 0x011f BSkyB -- ITV1 Central S (running)
> 0x07de 0x1d1b: pmt_pid 0x011e BSkyB -- ITV1 Central E (running)
> 0x07de 0x1d38: pmt_pid 0x0120 BSkyB -- ITV1 HD (running, scrambled)
> 
> Where the channels are found but listed as scrambled. The 1st frequency I tried is also listed but fails...
> 
>>>> tune to: 10714:h:0:22000 (tuning failed)
> DVB-S IF freq is 964000
> WARNING: >>> tuning failed!!!
> 
> Once "scan" has finished it does output a list of the channels it's found but none go the main ones,
> e.g. BBC 1, BBC 2, Channel 4, Channel 4, BBC HD, etc.... are not on there.
> 
> Any one got any ideas what's wrong?
> 
> Thanks,
> Ash
> 
> 
> 
> On further investigation it would appear I'm only finding channels that are on the Astra 2B (http://www.lyngsat.com/astra2b.html) frequency list. None of which carry freesat which is on Astra 2D (http://www.lyngsat.com/astra2d.html).
> 
> I know next to nothing about how dvb-s works, so could someone in the know explain whether this is simply just my sat dish pointing in the wrong direction? or is it a configuration option I need to change from with in myth to tell it to look at 2D instead of 2B.
> 
> Thanks,
> Ash
> 
> --------------------------------------------------------------------
> 
> If you look at the footprint of the two satellites you will see that Astra 2D is highly focused on the UK whereas Astra 2B has a broader beam.
> http://www.ses-astra.com/business/en/support/media-library/Footprint-Graphics/Footprint-Graphics-28-2-East/astra-2D-north.php
> http://www.ses-astra.com/business/en/support/media-library/Footprint-Graphics/Footprint-Graphics-28-2-East/astra-2A-2B-south.php
> 
> So your position, the size of your dish and correct/incorrect alignment of the dish may acount for you only getting channels from Astra 2B.
Current mythv .23 shows the problesm as described, my old 
myth-trunk-15965 receives them without any troubles.
> 
> Jens
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