[mythtv-users] solved - tuning of channels woes - some lock, some don't
mario at minati.de
Mon May 21 12:53:56 UTC 2007
Mario Minati schrieb:
> I have trouble to setup the backend right.
> My backend has two budget dvb-s cards (skyStar2, tvStar) both properly
> detected by ubuntu 7.04.
> I have one dish with two quad-lnbs (for astra / hotbird) connected to a
> multiswitch with 8 inputs and enough output for every room (time before
> My slightly old vdr is running fine, but due to a higher WAF i decided
> to switch to mythtv.
> I think i have problems to setup the videocards, especially the diseqc
> part accordingly. At the moment i just set it up with a single universal
> lnb and without a switch as that gave me the highest signal strength.
> Is that correct?
> Now the locking problem which keeps me busy googling for more over a
> week now:
> All the channels on Astra are found with dvb-tools scan utility as
> expected. I can even szap the channels, the locking is achieved right
> away. But in mythtv's setup only some channels / muliplexes are locked.
> Why is that?
> Does mythtv expect a higher strength than szap? (The strength and snr is
> between 50 and 70 for the channels that don't lock.)
> Or might it be a problem with the diseqc setup?
> It doesn't seem to be a problem of the dvb card, I have three different
> cards and the problem stays the same.
> Or do I have to get someone for a better alignment of our dish?
> Any help is really apreciated as I have no more idea where to look at.
> Thank you,
> mythtv-users mailing list
> mythtv-users at mythtv.org
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