[linux-dvb] Re: Nova-T no stream with Newstruct

[Karsten Becker <Linux@Karsten-Becker.de>]

Hi,
I recently found out that I sometimes can tune to a sender and after reloading 
the driver the driver is unable to tune in again, with same parameters.
Any ideas?
Karsten

Am Freitag, 4. Oktober 2002 02:14 schrieb Karsten Becker:
> Hi,
> I tested the Newstruct-driver and it seems to work better than the old
> ones. But i got one big problem. I got no stream from it.
>
> dvbtune can lock to a channel, but can't read pat or sdt. And dvbstream -o
> doesn't output anything with same options!
> I wrote a Script to try all avaible QAM and CR's but I didn't get it to
> something usefull. Any ideas?
>
> Yuppi:/home/yuppi/dvbtune # ./dvbtune -f 762000000 -bw 8 -gi 4 -cr 7_8 -qam
> 256 -tm 8 -i
> Using DVB card "Grundig 29504-401"
> tuning DVB-T (Hamburg) to 762000000
> polling....
> Getting frontend event
> FE_STATUS:
> polling....
> Getting frontend event
> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
> FE_HAS_SYNC Event:  Frequency: 761999132
>         SymbolRate: 0
>         FEC_inner:  7
> Bit error rate: 115
> Signal strength: 10280
> SNR: 57825
> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
> FE_HAS_SYNC <transponder type="T" freq="762000000">
> Nothing to read from fd_pat
> Nothing to read from fd_sdt
> </transponder>
> Yuppi:/home/yuppi/dvbtune # ./dvbtune -f 762000000 -bw 8 -gi 4 -cr 7_8 -qam
> 256 -tm 8 -m
> Signal=10023, Verror=128, SNR=57568dB, BlockErrors=362, (S|L|C|V|SY|)
> Signal=10537, Verror=113, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=85, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=97, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=105, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=111, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=104, SNR=58853dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=109, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=100, SNR=58853dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10794, Verror=106, SNR=58853dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=85, SNR=58853dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=104, SNR=58853dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=92, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
> Signal=10537, Verror=119, SNR=58596dB, BlockErrors=0, (S|L|C|V|SY|)
>
> BTW. Are this good tuning values?
> Karsten



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