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PulseAudio Equalizer

  • Install requirements on Ubuntu

    sudo apt install pulseaudio-equalizer pavucontrol
  • Install requirements on Fedora

    sudo dnf install pulseaudio-equalizer pavucontrol
  • Temporary load modules

    pactl load-module module-equalizer-sink
    pactl load-module module-dbus-protocol
  • Run GUI frontend

  • If qpaeq has no effect, install pavucontrol and change "ALSA Playback on" to "FFT based equalizer on ..." while the media player is running.

Load equalizer and dbus module on every boot

  • Edit the /etc/pulse/ and append the following lines:
    ### Load the integrated PulseAudio equalizer and D-Bus module
    load-module module-equalizer-sink
    load-module module-dbus-protocol

Good description for Ubuntu 14.04 on