Holger Waechtler writes: > Dennis Noordsij wrote: > >>- Disables zigzag for everything except DVB-s. This is from Metzler > >> driver. Maybe someone with DVB-t needs it? In that case change the > >> "!= FE_QPSK" to "== FE_QAM".
Sorry, I only disabled it for debugging a new cable frontend which was impossible with zigzag turned on. > > Disabled zigzag. For QAM_64, if I hit the exact frequency, it locks > > immediately. Picture is perfect, etc. But I have 2 cards, and if I let the > > frequency bending step in (i.e. offset the frequency by one stepsize, > > 62.5kHz) locking for that card becomes more unreliable, it does better if it > > doesn't bend the frequency at all. So it's very touchy, if I step 62.5kHz > > away from the "right" frequency the results get much worse. > > Ok, I'll postpone applying this patch. You can't simply disable > frequency bending when you have multiple cards in the same box. When > both try to tune on the same frequency I had in some setups the effect > that both frontends loose lock due to RF interferences. Does this really happen with multiple cards or only if two tuners are on the same card/board right next to each other? > >>- Has anyone ever tested this auto inversion thing? DVB-c is far too slow > >> to tune and lock for this auto inversion code to work. Therefore you > >> need to manually set it. > > > > > > I had inversion turned off with the reg0 |= 0x20 code in ves1820.c > > (Your HTV channels.conf specifies inversion off for all channels, hope that > > was right :) > > You should use INVERSION_AUTO if you don't know for sure your providers > inversion settings. But it should also be possible to set it manually. Ralph -- Info: To unsubscribe send a mail to [EMAIL PROTECTED] with "unsubscribe linux-dvb" as subject.
