Arch Linux / equalizer / Linux / pulseaudio · October 13, 2015 17

Enhance Audio with equalizer on Arch Linux

Pulseaudio-equalizer is system wide implementation of sound enhancements like bass boosts, echoes, Fidelity, Stereo enhancement and so on.

Audio Video players have their own equalizer but they enhance only the audio / video files they are playing.

So to enhance sounds playing such as: YouTube, facebook, Spotify, System Sound, Chromium, Firefox etc. all you need is the pulseaudio-equalizer.

INSTALLING PULSEAUDIO-EQUALIZER ON ARCH LINUX

  1. install the pulseaudio-equalizer
    $ sudo pacman -S pulseaudio-equalizer
    
  2. install pavucontrol
    $ sudo pacman -S pavucontrol
    
    
  3. Load equalizer module and dbus control
    $ pactl load-module module-equalizer-sink
    $ pactl load-module module-dbus-protocol
    
    

    Load equalizer and dbus module on every boot
    Edit the

    $ sudo nano /etc/pulse/default.pa

    or

    $ nano ~/.config/pulse/default.pa

    file with your favorite editor and append the following lines:

    ### Load the integrated PulseAudio equalizer and D-Bus module
    load-module module-equalizer-sink
    load-module module-dbus-protocol

USING PULSEAUDIO-EQUALIZER

To use equalizer follow these steps below

  1. Play the audio/video file for example play a video in chrom browser
  2. Run PAVUControl by either writing “pavucontrol” in start menu or in console like
    $ pavucontrol
    
  3. Run Equalizer by either writing “qpaeq” in start menu or in console like
    $ qpaeq
  4. On the PAVUControl/Volume Control in the “Playback” tab there would be “Chromium” with a dropdown, select “FFT Based Equalizer…” from dropdown

    pulseaudio-equalizer

  5. Start configuring your equalizer by either loading presets or making your own.