<hbox homogeneous="1" spacing="5">
    <vbox>
        <label param="base0" />
        <knob param="base0" type="1" ticks="-1 0 1" />
        <value param="base0" />
    </vbox>
    <vbox>
        <label param="base1" />
        <knob param="base1" type="1" ticks="-1 0 1" />
        <value param="base1" />
    </vbox>
    <vbox>
        <label param="base2" />
        <knob param="base2" type="1" ticks="-1 0 1" />
        <value param="base2" />
    </vbox>
    <vbox>
        <label param="base3" />
        <knob param="base3" type="1" ticks="-1 0 1" />
        <value param="base3" />
    </vbox>
    <toggle param="bypass" icon="bypass"/>
</hbox>
