[mythtv-users] channel tuning

[Cotter, Paul M.]

Thanks for the info, I'll try that.

Paul


-----Original Message-----
From: mythtv-users-bounces at mythtv.org
[mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Tim Tait
Sent: Thursday, June 10, 2004 12:41 PM
To: Discussion about mythtv
Subject: Re: [mythtv-users] channel tuning


Here is a private response I got. I have not tried it yet. I wonder if
Comcast has shifted their channels on purpose...

Tim

>Tim,
>
>Well, you could do it through the channel editor in mythsetup. However,

>I found the easiest way was to do it directly through mysql. Since all
>my channels needed +10 or more finetuning I logged onto mysql. I don't
>know if you are familiar with mysql so here is the command to update
>all of the channels - "UPDATE channel SET finetune=10;". No quotes are
>needed at the mysql prompt. Then to change channels 3 & 5 to the
>correct value use - "UPDATE channel SET finetune=15 WHERE chanid=1003
>OR chanid=1005;". That assumes that you're chanid matches mine. The
>default is that the chanid gets set to 1000 + channel number. You
>should check to be sure. To finetune other individual channels you can
>use mythsetup, channel editor.
>
>Bruce
>
>On Thu, 2004-06-10 at 11:10, Tim Tait wrote:
> 
>
>> Bruce, thanks for the quick repsonse!
>>
>> One stupid question, how do I set the fine tuning?
>>
>> Tim
>>
>> b.taber wrote:
> 
>
>> > I had the same problem. It's not a bad card. I'm using the pvr-250
>> > but that doesn't matter. I've used us-cable-hrc and then +10
>> > finetune on most channels. Channel 3 & 5 needed +15 and 47 needed
>> > +25. These may not be spot on but are viewable at the moment.
>> >
>> > Bruce
>> >
>> >
>> >
>

Cotter, Paul M. wrote:

>That's interesting - I also have Comcast and I also see 5 in B/W and 6
>is garbage.  Almost everything else is fine, though I think the tuning
>is slightly off on most of the channels.  Is Comcast's channel table a
>little different or something?  I couldn't find anything using a Google

>search.
>
>Paul
>
>
>-----Original Message-----
>From: mythtv-users-bounces at mythtv.org
>[mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Tim Tait
>Sent: Wednesday, June 09, 2004 11:32 PM
>To: Discussion about mythtv
>Subject: Re: [mythtv-users] channel tuning
>
>Jarod Wilson wrote:
>
> 
>
>>On Jun 7, 2004, at 19:37, Andy Lee wrote:
>>
>>   
>>
>>>I've got MythTV up and running just fine, but I think I have a
>>>     
>>>
>
> 
>
>>>setting wrong somewhere.  Channel 5 comes in clear, but all of the
>>>     
>>>
>
> 
>
>>>rest are a bit fuzzy.  (My input is analog cable, Comcast to be
>>>specific.)  This is with a Hauppage pvr-350.  On the same system
>>>     
>>>
>
> 
>
>>>running Windows with the Hauppage "WinTV" s/w, all the channels are
>>>     
>>>
>
> 
>
>>>clear, so I am reasonably sure that it is not the cable connection.
>>>Do I have to fine tune each and every channel with xawtv?
>>>     
>>>
>>xawtv does NOT work AT ALL with PVR-x50 cards, so don't even try it.
>>
>>   
>>
>>>Or did I pick the wrong cable setting for the capture card somewhere?
>>>     
>>>
>>Sounds like you need to switch to the other us-cable frequency table.
>>   
>>
>
> 
>
>>If you're using us-cable, try switching to us-cable-hrc, or vice
>>   
>>
>versa.
> 
>
>I have a similar problem (Comcast in MA,USA) with a PVR250MCE using the

>tuner on analog cable. When I use us-cable, ch 5 is poor and black and
>white, ch 6 is full of junk, but everything else looks very good. With
>the us-cable-hrc setting, 5 looks great, 6 is as good as the cable box
>picture (which is poor), and the rest look fuzzy & wavy. Ch 5 looks
>great on the cable box.
>
>I am use Knoppix 3.4 on the HD with latest mythtv apt package 0.15-1,
>ivtv 1.9 with card type patch. The tuner type set to 2.
>
>I tried adding 12dB of attenuation to the input, and it didn't help so
>it's not overload. I also turned off the TV and cable box in case it
>was interference, but also no help.
>
>Is this a bad card?
> 
>
>






===========================================================

Important:
This electronic mail message and any attached files contain information
intended for the exclusive use of the individual or entity to whom it is
addressed and may contain information that is proprietary, privileged,
confidential and/or exempt from disclosure under applicable law.  If you
are not the intended recipient, you are hereby notified that any viewing,
copying, disclosure or distribution of this information may be subject to
legal restriction or sanction.  Please notify the sender, by electronic
mail or telephone, of any unintended recipients and delete the original
message without making any copies.

===========================================================