[mythtv-users] separate volume for two tuner cards

Nick Morrott knowledgejunkie at gmail.com
Tue Jan 13 16:41:02 UTC 2009

On 13/01/2009, Michael T. Dean <mtdean at thirdcontact.com> wrote:
> On 01/13/2009 10:03 AM, Chris Purves wrote:
>  > John Andrunas wrote:
>  >
>  >> The closest I know of is to set the "Use internal volume controls"
>  >> option to off in the general options.
>  >>
>  >
>  > I do have that disabled; however, in the recording profile there is a
>  > volume adjustment that cannot be disabled as far as I know.  This is the
>  > volume level that gets set on the tuner card if I watch Live TV and I
>  > suspect record shows.
>  >
>  > My understanding is that the internal volume controls are for playback
>  > (setting the sound card) and not for recording (setting the tuner volume
>  > level).
> external channel change script that sets the volume of each to the
>  desired level.

With the two tuners having different recording volume requirements, it
might also pay off to control /dev/videoX assignment with a udev rule
to ensure each card is 'locked' to a particular /dev/video device.


Nick Morrott

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