[linux-dvb] Preliminary support of Hauppauge Nova-T 500 Dual (take 2)

Patrick Boettcher patrick.boettcher at desy.de
Mon Sep 18 17:59:10 CEST 2006


On Mon, 18 Sep 2006, Jose Alberto Reguero wrote:

> El Domingo, 17 de Septiembre de 2006 22:28, Patrick Boettcher escribió:
> > Hi all,
> >
> > I just updated my .dib0700 repository, it should now work with both
> > channels.
> >
> > I have very good reception with this card at my home (25 dB C/N). If
> > anyone encounters problem with reception, please compare the perfomance of
> > the card with the Windows driver.
> >
> > It could be, that the reception of the card is bad when you are very close
> > to the transmitter (due to an amplifyer (LNA), which in always on now).
> > Please report if this might be the case for you.
> >
> > good luck and report success or failure,
> > Patrick.
> >
> 
> Driver works well with both tuners, with the card ID 2040:9950.
> 
> I have a few reception problems especialy with one frecuency:
> 
> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> reading channels from file '/root/.tzap/channels.conf'
> tuning to 770000000 Hz
> video pid 0x0065, audio pid 0x0067
> status 03 | signal aa6d | snr 0000 | ber 001fffff | unc 00000012 |
> status 1b | signal aa4e | snr 0000 | ber 001fffff | unc 00000000 | FE_HAS_LOCK
> status 1b | signal aab7 | snr 0000 | ber 001fffff | unc 00000000 | FE_HAS_LOCK
> status 1b | signal aa98 | snr 0000 | ber 001fffff | unc 00000000 | FE_HAS_LOCK
> status 1b | signal aa42 | snr 0000 | ber 001fffff | unc 00000000 | FE_HAS_LOCK
> 
> I can't compare with windows(I have not Xp). Maybe bad signal.

Hmm, can you try to change line 70 in dib0700_core.c to set GPIO0 to 0 
instead of one and see if it is better on this frequency.

regards,
Patrick.


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