[mythtv-users] PVR-500 Audio glitching

Norm Dugas normdugas at yahoo.ca
Fri Nov 7 22:10:24 UTC 2008

Anthony R. Baker wrote:
>> Anthony R. Baker wrote:
>>> I think this is a new round of an old problem. I have had the problem on
>>> Mythdora 4 it stopped on day after an update but nothing in the change 
>>> log
>>> was intended for the PVR-500.It came back when I upgraded to Mythdora 5 
>>> but
>>> would go away after I  reset the audio channel as this page says
>>> http://www.mythtv.org/wiki/index.php/Hauppauge_PVR-500#Audio_Instability
>>> I set this as a cron job and everything was ok until about a month ago 
>>> when
>>>  it started again. Now the first time it does it I have to reboot to get 
>>> rid
>>>  of it.Three or four days later it comes back.
>> This is a start.  I had seen that but noticed that the script segment
>> talked about Direct TV so I thought this may be tied to capturing
>> external audio, not the audio from cable.  I noticed that the problem
>> went away for a few days after a reboot too.  I just don't want to be
>> rebooting since this always messes up the firewire on my DCT which then
>> requires some fussing to get working again.  I'll try to reset the audio
>> like in the Wiki on both tuners once I notice the audio chirping again
>> to see if this helps any.
> I do use the external audio and still have the cron job running to reset the 
> audio and this still happens.
> The only thing that gets rid of it is to reboot. The only reason I mentioned 
> the Wiki page is that the sound on my machine is the same and the PVR-500 
> seems to be the worst of the cards for the "instability". My PVR-500 has 
> made 2 or 3 really bad recordings where the video was fine but the audio 
> drove me crazy. That's something I haven't heard from any 150,250 or 350 
> cards. 
I might look into reloading the IVTV modules the next time I have this 
issue to see if this helps.

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