asennetaan equalizer-plugin:
sudo apt-get install swh-plugins ladspa-sdk  libasound2-plugins
copypasteta seuraava sisältö kotihakemistossasi olevaan .aroundrc tiedostoon.
eli gedit ~/.asoundrc
pcm.!default {
  type pulse
}
ctl.!default {
  type pulse
}
pcm.pulse {
  type pulse
}
ctl.pulse {
  type pulse
}
pcm.equalized {
  type plug
  slave.pcm "equalizer";
}
pcm.equalizer {
  type ladspa
  # The output from the EQ can either go direct to a hardware device
  # (if you have a hardware mixer, e.g. SBLive/Audigy) or it can go
  # to the software mixer shown here.
  slave.pcm "plughw"
  #slave.pcm "plug:dmix"
  # Sometimes you may need to specify the path to the plugins,
  # especially if you've just installed them.  Once you've logged
  # out/restarted this shouldn't be necessary, but if you get errors
  # about being unable to find plugins, try uncommenting this.
  path "/usr/lib/ladspa"
  plugins [
    {
      label mbeq
      id 1197
      input {
       #this setting is here by example, edit to your own taste
       #bands: 50hz, 100hz, 156hz, 220hz, 311hz, 440hz, 622hz, 880hz, 
       #       1250hz, 1750hz, 25000hz, 50000hz, 10000hz, 20000hz
       #range: -70 to 30
       controls [ -1 -1 -1 -1 -5 -10 -20 -17 -12 -7 -6 -5 -5 0 0 ]
      }
    }
  ]
}
tallenna.
 analyseplugin /usr/lib/ladspa/mbeq_1197.so 
muokkaa pulseaudiota:
gedit ~/.pulse/default.pa
lisää rivi:
load-module module-alsa-sink device=equalized
reboot.
* edit muokattu ohjetta