.asoundrc

# PC
#defaults.pcm.card 1
#defaults.ctl.card 1

# USB PnP Sound Device
defaults.pcm.card 2
defaults.ctl.card 2

ctl.equal {
    type equal;
}

pcm.plugequal {
    type equal;
    # Normally, the equalizer feeds into dmix so that audio
    # from multiple applications can be played simultaneously:
    slave.pcm "plug:dmix";
    # If you want to feed directly into a device, specify it instead of dmix:
    # slave.pcm "plughw:1,1";
}

# Configuring pcm.!default will make the equalizer your default sink
pcm.!default {
# If you do not want the equalizer to be your default,
# give it a different name, like pcm.equal commented below
# Then you can choose it as the output device by addressing
# it in individual apps, for example mpg123 -a equal 06.Back_In_Black.mp3
# pcm.equal {
    type plug;
    slave.pcm plugequal;
}