Summary: Stunning Clarity Compared to other components in my sound system, mostly wood boxes, the clarity and fidelity is a distinct difference in class. If you are looking for a loud, clear, no distortion box that is easy to move, set up and dial in, look no further. I use a DriveRack PA or 260 with a non-QSC 18" powered Sub (each side). I regularly get questions like: "Why is that so clear but not too loud?" or "Will you do sound for my band?