A classic overdrive circuit with modern modifications for improved performance andversatility. A 100 Hz cut and boost control allows a more focused EQ when cut, or a beefier tone when boosted. A bump switch engages an alternate EQ voicing that boosts the lows and mids. Put it in front of the "˜78 Custom Badass Distortion for a slew of amp-like gain structures that won't mask your tone.