[mythtv-users] satellite receiver with mythtv

Michael T. Dean mtdean at thirdcontact.com
Mon Jun 20 18:40:40 UTC 2005

Mark J. Small wrote:

>On June 20, 2005 02:29 pm, Nick wrote:
>>On 6/20/05, EB <ebroo at setuidzero.org> wrote:
>>>I am finding that changing channels within the
>>>satellite signal but outside of myth has a bad delay? I know this is
>>>because the signal coming is being recorded first, and then displayed but
>>>is this normal? There is literally a 2-5 second pause between pushing the
>>>button and seeing the change?
>>The delay you are seeing is normal buffering - if you change channels
>>on the receiver, there will still be a few seconds of buffer left on
>>the old channel before the buffer contains. It's nothing to worry
>>about and cannot be eliminated. It's annoying when channel surfing,
>>but that's not what MythTV is intended for. If you use a serial port
>>IR blaster, you will still get this delay, as it's independent of the
>>channel change method. (I use a serial port IR blaster, and never had
>>any problems with it all.)
>It is rather frustrating.  It takes about 1 second to send the change channel 
>signal to the box, then 2 seconds of buffering, then another second or two 
>for my STB (digital cable) to tune in to a digital channel.  It all adds up 
>to painful surfing.  Fortunately, I only surf when I testing.  Other members 
>of my family (mostly my daughter) still like to surf, so they often will 
>bypass mythtv and watch live tv directly.
>I have found that I can speed up the first part (sending the change channel 
>command) by pressing Enter after the channel numbers.  This tells mythtv that 
>yes, I am done entering my numbers, so you can get to work changing channels.  
>Myth seems to give me a very long to to enter a third digit.
Right program for the job...  EXECTV menu entry on Myth using xawtv.

Read http://www.gossamer-threads.com/lists/mythtv/users/132686#132686 
for details of why MythTV is not (and cannot be made) the right program 
for the job.


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