Used Mackie Big Knob Passive Volume Controller

Take command of your monitoring chain with this used Mackie Big Knob Passive Volume Controller in great condition. Its fully passive design delivers transparent level control with no power required, featuring a large “big knob” master volume, dual stereo input switching, and dual stereo monitor outputs for easy A/B comparisons. Built for studio or desktop setups, it provides smooth, precise attenuation and robust Mackie construction for reliable everyday use.