Used Mackie Big Knob Passive Volume Controller

Used Mackie Big Knob Passive Volume Controller in excellent condition. This studio monitor controller features a smooth-feel passive level control, 2 input sources, and 2 monitor outputs, allowing seamless switching and precise volume adjustments without coloring your signal. Ideal for home or professional studios, it operates without a power supply, ensuring transparent audio and simple integration. Rugged build quality and intuitive layout make it a reliable, no-frills solution for accurate monitoring.