[vdr] Re: Same stupid question again.... ;-)

["Koch, Steffen" <steffen.koch@sphinx-elektronik.de>]

> -----Original Message-----
> From: Carsten Koch [mailto:Carsten.Koch@icem.de]
> Sent: Tuesday, September 18, 2001 3:27 PM
> To: vdr@linuxtv.org
> Subject: [vdr] Re: Same stupid question again.... ;-)
> 
> > if I want to record Charmed 20.15-21.15 and Charmed 21.15-22.15 on Pro7
> > Klaus told me the best way with one card is to program a timer from
> > 20.15-22.15 an divide the recording afterwards. But then I've problems
with
> > the subtitle and the naming of the recordings. Now my question. If I had
two
> > cards (rev 1.3) but only one cable from the dish, is it possible to loop
> > through the cable and to record one with the first card an one with the
> > second card??
> 
> Yes, that should work.
> 
> Usually, a single uni LNB has 4 modes (H/V and Low band/High Band)
> that are switched individually via the supply voltage (13/18 V)
> and a 22 kHz signal. Of course, only the card that is directly
> connected to the LNB controls these. If you use the loop-through
> connector to connect a second card, that card has to live with
> whatever settings the directly connected card has chosen for the
> LNB. In other words, the second card will only be able to tune 
> into channels that have the same (H/V and Low band/High Band)
> mode as the channel that the first card is tuned into.
Ok.. Tried that last evening.... the result was... very funny... i think the
secon card tried to switch polarity and/or hi/lo-band. so i had sound _and_
video drop-outs every half second or so...
not a good idea... so i think i put another cable in this weekend.... ;-(