[mythtv-users] Record sound using a BT848 card

Mike Perkins mikep at randomtraveller.org.uk
Mon Nov 26 18:47:30 UTC 2012

On 26/11/12 17:33, Joe Henley wrote:
> Hi all,
> I'm trying to record the audio  to go with the video recorded from a BT-848
> card  (old Hauppauge WinTV Go).  I'm running MythTV ver 0.25.2 on Fedora 16.
> The sound card is an old Turtle Beach Riviera.
> All the bits work individually.  There are no error messages in syslog. But
> unfortunately, there is no sound from the recording during playback.
> I have the audio out connector on the BT-848 card bracket patched to the line-in
> connector on the sound card bracket.  I also have the aux output on the internal
> connector of the BT848 connected to the aux input on the internal connector on
> the sound card (... belt and suspenders).  I hear sound on live tv and I hear
> sound playing back recordings made from an HD-PVR.  So, I'm pretty sure the
> issue is only grabbing the audio when recording for the BT848 card.
> The settings on the BE, via mythtv-setup, for the "Capture card" section is
> "none".  Oddly enough, setting this instead to "ALSA:default" doesn't help.  The
> settings for the "Recording Profiles" section is "Codec=Uncompressed" and
> "Sample rate=48000".  The setting for the audio output device on the FE is
> "ALSA:default:CARD=CMI8738" (the CMI8738 is correct for the Riviera card).
> Any thoughts, suggestions, solutions, etc. are appreciated.  Thanks!
You have an HD-PVR. Why not use that instead? I'm assuming from the way you 
wrote this that your requirement is a one-off/limited use ability, so why not 
just borrow the HD-PVR?


Mike Perkins

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