[linux-dvb] Tzap utilities questions - status of TDA10046
hartmut.hackmann at t-online.de
Wed Sep 20 23:33:55 CEST 2006
Raymond mantchala wrote:
> I' m also using a card which has a TDA10046 chip . the card only works
> if I add 166000 hz to the frequency and invert the inversion parameter
> (set on if it is off or set off if it is on). Maybe your card has the
> same issues as mine.
> hope this will help you.
> On Wed, 2006-09-20 at 15:47 +0800, Chun Chung Lo wrote:
>>Thanks for your quick reply.
>>But do you know any other factors that will cause the corruption of
>>captured TS ?
>>I have checked no interrupt lost during I capturing TS.
>>Thanks for your help.
>>Lo Chun Chung
>>From: linux-dvb-bounces at linuxtv.org
>>[mailto:linux-dvb-bounces at linuxtv.org] On Behalf Of Georg Acher
>>Sent: Wednesday, 20 September, 2006 10:03 AM
>>To: linux-dvb at linuxtv.org
>>Subject: Re: [linux-dvb] Tzap utilities questions - status of TDA10046
>>On Wed, Sep 20, 2006 at 09:51:42AM +0800, Chun Chung Lo wrote:
>>>So you mean that the "ber" occurence will not related to the captured
>>>TS quality ?
>>Not with this low ber value. If it increases (>0x5000-0xa000 in my
>>experience), you will get errors in the TS.
>>>I would like to clarify my question, which is as the status screen
>>>dump is shown below, the captured TS quality is so bad, some flahsing
>>>squares will appear on some frames randomly at some instance (just
>>>seems the captured TS packets are corruppted and missing).
>>If the reception is that bad, you should have at least unc != 0 a few
>> Georg Acher, acher at in.tum.de
>> "Oh no, not again !" The bowl of petunias
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Just a comment: In the case of the 167 kHz offset, the channel decoder won't
lock - so no TS at all.
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