Used Mackie Big Knob Passive Volume Controller

Take command of your monitoring with this used Mackie Big Knob Passive Volume Controller in great condition. Designed for clean, transparent level control with no power required, it’s ideal for studios and desktop rigs alike. Features a large master volume knob, dual stereo source inputs, two stereo monitor outputs, mono, mute, and dim functions for quick checks and safe level drops. Rugged build and intuitive layout make it a dependable centerpiece for accurate listening.