[mythtv-users] QAM64 + TimeWarner SoCal

Scott Clark scott at myaddiction.org
Mon Feb 27 15:13:39 UTC 2006


On 2/27/06, Steven Adeff <adeffs.mythtv at gmail.com> wrote:
> On 2/27/06, Scott Clark <scott at myaddiction.org> wrote:
> > On 2/27/06, Steven Adeff <adeffs.mythtv at gmail.com> wrote:
> > > On 2/27/06, Scott Clark <sccloatrtk at gmail.com> wrote:
> > > > I have a pcHD-3000 tuner card hooked up directly to the digital cable feed.
> > > >
> > > > With mythtv-setup I am unable to get signal on anything other than
> > > > QAM64(I get 9 channels which I assume are my basic CBS, NBC, ABC, FOX,
> > > > etc. plus a few misc. HD channels such as TNT or whatever)
> > > >
> > > > I've seen very little about QAM64 and US-cable on this mailing list
> > > > and via google so I'm wondering if I'm doing something wrong and I
> > > > should be using QAM256. If anyone has QAM64 with us-cable did you use
> > > > a custom frequency table with dvb-tools(atscscan) or just edited your
> > > > database manually with what mythtv-setup provided. I get channels like
> > > > 106#1, 106#2, etc. and those are my 9 signals I got via the QAM64
> > > > scan.
> > >
> > > Have you tried QAM256 to see what you get?
> > Yes, with QAM256 I get no signals whatsoever.
>
> Did you try both HRC and IRC frequencies?
Yes I tried all frequency tables in the atsc dvb-tools folder and
couldn't get any signal, all time outs. Either I don't have something
configured correctly or TimeWarner SoCal uses QAM64.
>
>
> > > > Also -- with regards to Firewire, I have a second recording source and
> > > > I can control it perfectly with the sa3250ch channel changer. I can
> > > > grab the basic HDTV channels over firewire, but I run into one
> > > > problem. Sometimes, and I don't know what causes the fix, I have to
> > > > reload the modules, reset the STB, or a combination of the two in who
> > > > knows what order to get it working properly again. Has anyone had any
> > > > similar problems with the firewire being somewhat flaky?
> > >
> > > Do you have the firewire connection set for Broadcast@=>200mbps?
> > I had it set to P2P and 100Mbps, I'll defiantely give this a try and
> > see if the stability increases.
> > >
> >
> > Thanks a lot Steve.
>
> --
> Steve
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