Mackie Used Mackie Big Knob Passive Volume Controller

Used and in excellent condition, the Mackie Big Knob Passive is a high-quality studio monitor controller designed for precise volume control without sacrificing audio fidelity. This passive unit requires no power and delivers transparent sound with no coloration, making it ideal for professional and home studio environments. It features two stereo input sources and two pairs of monitor outputs, selectable via front-panel switches, allowing seamless switching and A/B monitoring. The large central knob provides smooth and accurate volume adjustments, while additional functions include mono, mute, and dim controls for optimal mixing flexibility. Durable and built to Mackie's high standards, this space-saving controller offers reliability and performance in a compact desktop design.