Used Mackie Big Knob Passive Volume Controller

Take command of your monitoring chain with this used Mackie Big Knob Passive Volume Controller in good condition. Its fully passive design requires no power and keeps your signal path clean while delivering smooth, precise level control. Ideal for studio or desktop rigs, it features stereo TRS inputs and outputs and a large, easy-grip knob for fast, tactile volume adjustments. A reliable, no-fuss solution for accurate monitoring and quick level changes.