[linux-dvb] both 8VSB and QAM256 working on DViCO FusionHDTV 3 Gold-T

Michael Krufky mkrufky at m1k.net
Thu Jul 7 06:30:04 CEST 2005

Mac Michaels wrote:

>On Wednesday 06 July 2005 01:19 am, Michael Krufky wrote:
>>Also, I still cannot get a lock in QAM256.
>Did you try the Cable frequency file I sent you? It is not 
>all 125 channels, but it should have the correct 
>frequencies for some channels. I am working on a full set 
>of cable files [Standard, HRC, IRC].
>Have you checked with your cable provider to determine if 
>they are using a standard set of frequencies that is the 
>same as Analog Cable or if they are using something else.
>Are you sure they are using QAM256? VSB can be used on 
>cable. It is overkill since cable does not suffer from 
>multipath signals that VSB can cope with at the expense of 
>a lower symbol rate.
>-- Mac
After applying the read status fix and using 
us-Cable-Standard-center-frequencies-QAM256, I got the attached output 
from atscscan. Then I ran mplayer and got beautiful HD video.  SD worked 
even better.  :-)

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Michael Krufky

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