[PLUG] Alsamixer setup

Rich Shepard rshepard at appl-ecosys.com
Thu Apr 30 00:58:58 UTC 2020


On Wed, 29 Apr 2020, Ben Koenig wrote:

> when you launch alsamixer it will ALWAYS show you the first sound card. If
> the pulseaudio daemon is running, it will grab the first slot and will
> therefore show by default in alsamixer. That's not an issue, it's just how
> it scans for devices.

Got it.

> Press F6, select your sound card and see if the options persisted. In
> general, any volume changes you make in alsamixer will persist until the
> computer, or pulseaudio is restarted. See below for possible solutions...

Only the Master channel is displayed in alsamixer.

When I configure alsamixer it displays the HD-Audio Generic (Realtek ALC1220
chip) card. But, that and all other settings are lost as soon as I close it.

> Therefore, the glorious alternative is to remove/disable the pulseaudio
> daemon in it's entirety. Doing this will revert your entire system to a
> simpler time when everyone set up their input/output channels in asoundrc,
> and still had spines.

> Downside to this is that any application that removed alsa support will no
> longer be able to output audio. e.g. Firefox, so we can add Mozilla to the
> weak spine department.

I have jack(a.k.a. Jack2) installed. /proc/asound/cards displays
  0 [HDMI           ]: HDA-Intel - HDA ATI HDMI
                       HDA ATI HDMI at 0xfcf60000 irq 60
  1 [Generic        ]: HDA-Intel - HD-Audio Generic
                       HD-Audio Generic at 0xfce00000 irq 62

On the JACK web page's FAQ I read that I can configure JACK to use a
specific card; perhaps HDMI here? What would that do to pulse?

Thanks,

Rich



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