[vdr] Skystar USB HD + VDR + Astra 23.5E 11817 V / 8psk, fec=5/6

N. D. named2 at abv.bg
Thu Nov 22 14:31:12 CET 2012










 >-------- Оригинално писмо --------

 >От: Ales Jurik ajurik at quick.cz

 >Относно: Re: [vdr] Skystar USB HD + VDR + Astra 23.5E 11817 V / 8psk,fec=5/6

 >До: VDR Mailing List <vdr at linuxtv.org>

 >Изпратено на: Сряда, 2012, Юни 13 18:34:55 EEST



 
> On 06/13/12 10:45, N. D. wrote:
 
> > 
 
> > 									Hi,
 
> > Since recently I have been using Skystar USB HD with my vdr 
 
> > box. However I have some strange issues with 11817V on Astra 23.5E. 
 
> > Femon reports that there is a lock and sound comes but the image is 
 
> > completely garbled. I am starting to suspect that there might be 
 
> > something wrong with the driver, because I have no trouble with the 
 
> > other transpoders. Maybe it is the combination of fec=5/6 and 8psk on 
 
> > the said transponder that is the reason for this. Other transponders 
 
> > with fec=3/4 and 8psk are OK. The same setup with an HVR-4000 works 
 
> > fine.
 
> > 
 
> > Kernel: 3.3.4
 
> > 
 
> > VDR: 1.7.27
 
> > 
 
> > Could someone who owns a Skystar USB HD and has access to Astra 23.5E 
 
> > share his experience? Is this a driver issue a problem with vdr or is my card faulty?
 
> > 
 
> > If someone would be kind enough to test this with his/hers hardware, there is a FTA channel on the problematic transponder:
 
> > 
 
> > 
 
> > 
 
> > Planeta HD;SatelliteBG:11817:VC56M5O35S1:S23.5E:27500:1001=27:1002=@3:0:0:5410:3:3206:0
 
> > 
 
> > 
 
> > 
 
> > Any help would be greatly appreciated.								
 
> > 
 
> 
 
> Hi,
 
> 
 
> few months ago on this transponder was nearly 30% of null PID packets
 
> broadcasted, but now it seems to be much better (less than 1Mbps). Also
 
> multiplexing of this transponder was not equal within time - there was
 
> chunks of packets of PlanetHD multiplexed with chunks of other SD
 
> channels mixed packets. Maybe the buffers for USB are not big enough to
 
> memorize such chunks? But I didn't done measuring for some months, so
 
> the situation may be different now.
 
> 
 
> You can see bitrates of this transponder at
 
> http://www.digitalbitrate.com/dtv.php?mux=11817&pid=5410&live=70&lang=en .
 
> 
 
> The bitrate of this channel is nothing special, with maximum about 11
 
> Mbps, the peak of 20.2Mbps at 22.5. was maybe a joke.
 
> 
 
> Regards,
 
> 
 
> Ales

Hi,

Since 20 Nov transponders 12051V and 12207V on the same satellite Astra 3B were switched to fec=5/6 and they also became unwatchable. Before the change they were 8psk, fec=3/4. Now they are 8psk, fec=5/6. 



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