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Strange audio echo
http://forums.linhes.org/viewtopic.php?f=5&t=8544
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Author:  iscraigh [ Thu Feb 16, 2006 12:48 am ]
Post subject:  Strange audio echo

I am running R5A30.1 SB 16 card 2 x PVR 250's 7nif2 board not using onboard audio due to volume control (or lack there of) issue.

I have been having a strange intermittant problem since going from R5A16

(R5A26) audio does not always start after a channel change ussually starts after 5 seconds or if i pause then play, not a big deal.

(R5A30.1) Audio problem still there but I have noticed a new issue.......drum roll please!

When I play back recordings I will get very hollow sounding audio or I will get the audio track playing twice with about a 3 second offset.

I can play the same recording at another time and audio is normal.

Clue.....I noticed that restarting front end did not make a difference, rebooting machine no difference but and I'm not 100% sure yet. It seems to happen when the backend is recording a show.

Any Ideas? Not a big deal but one of those things that make you go Hmmmm.

Craig

Author:  thornsoft [ Thu Feb 16, 2006 11:05 am ]
Post subject: 

Try the extra audio buffering, especially if you notice the audio problems on dark scenes. Nighttime shots, soaps, etc..
I had another problem with the local PBS station, and read other reports of the same (google for +mythtv +pbs +audio) and it was fixed by using the "transport stream" for recording the HD stream on my PCHD3000. With this problem, evrything sounds like there's a hellicopter overhead. chop chop chop.....

Author:  iscraigh [ Thu Feb 16, 2006 11:20 am ]
Post subject: 

Ok I turned off extra audio buffering and turned on aggressive audio buffering. This is an intermittant problem so I will have to wait and see, it seems fine right now though.

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