return {
    {
        gain = -3,
        name = 'preamp',
    },
    {
        gain = 3.5,
        name = 'eq',
        Q = 0.31588115053995,
        frequency = 33,
    },
    {
        gain = 0.7,
        name = 'eq',
        Q = 5.1,
        frequency = 71,
    },
    {
        gain = 0,
        name = 'eq',
        Q = 0.33,
        frequency = 571,
    },
    {
        gain = -13.5,
        name = 'eq',
        Q = 1.09,
        frequency = 2068,
    },
    {
        gain = 8,
        name = 'eq',
        Q = 3.89,
        frequency = 3024,
    },
    {
        gain = -6.5,
        name = 'eq',
        Q = 1.91,
        frequency = 3806,
    },
    {
        gain = -11.5,
        name = 'eq',
        Q = 3.03,
        frequency = 5843,
    },
    {
        gain = -5,
        name = 'eq',
        Q = 2.71,
        frequency = 8953,
    },
    {
        gain = -14,
        name = 'eq',
        Q = 0.4,
        frequency = 19531,
    },
    {
        gain = -5.5,
        name = 'eq',
        Q = 2.2132805477604,
        frequency = 22040,
    },
}