[linux-dvb] Tevion DVBT-220RF

Peter Hartshorn p3r at users.sourceforge.net
Tue Jan 17 10:03:51 CET 2006


I set it to 5 seconds. I also put an inline 20dB antenna amp which helped with detection also.

BTW, I set the card value to 82 because it has radio support. This required a small hack in
saa7134_dvb.c to include the MSI card.

Nico Sabbi wrote:
> Peter Hartshorn wrote:
> 
>> Prepare yourself for the victory dance :)
>>
>> with the changes to the driver I get the following:
>>
>> dmesg
>>
>>
> [...]
> 
>>
>> ./tzap -c channels.conf-dvbt-australia "7 Digital"
>> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
>> tuning to 177500000 Hz
>> video pid 0x0301, audio pid 0x0302
>> status 00 | signal 7a7a | snr ffff | ber 0001fffe | unc 00000000 |
>> status 00 | signal 8282 | snr 9898 | ber 0001fffe | unc 00000000 |
>> status 00 | signal 8383 | snr 8888 | ber 0001fffe | unc 00000000 |
>> status 1f | signal 8383 | snr fafa | ber 0000813c | unc ffffffff | 
>> FE_HAS_LOCK
>> status 1f | signal 8282 | snr fbfb | ber 000082e2 | unc 00000000 | 
>> FE_HAS_LOCK
>> status 1f | signal 8383 | snr fbfb | ber 00007f7c | unc 00000000 | 
>> FE_HAS_LOCK
>> status 1f | signal 8282 | snr fbfb | ber 00008964 | unc 00000000 | 
>> FE_HAS_LOCK
>>
>>
>> mplayer dvb://7\ Digital
>>
>> this displays both the SD and HD channels. Sometimes mplayer displays 
>> the following:
>>
>> Getting frontend status
>> Not able to lock to the signal on the given frequency
>> dvb_tune, TUNING FAILED
>> ERROR, COULDN'T SET CHANNEL  0: DVBIN_CLOSE, close(2), fd=7, COUNT=2
>> DVBIN_CLOSE, close(1), fd=6, COUNT=1
>> DVBIN_CLOSE, close(0), fd=5, COUNT=0
>> Failed to open dvb://7 Digital
>>
>> I think it is a timeout in mplayer being too short.
> 
> 
> 
> yes, IIRC I set it to 3 seconds. You can increase it in 
> libmpdemux/dvb_tune.c
> 
> 
> 
> 
> 
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