Used Mackie Big Knob Passive Volume Controller

Looking for pristine sound control without the frills? This used Mackie Big Knob Passive Volume Controller is in great condition and delivers professional-quality audio management with zero signal degradation. Featuring a simple, all-passive circuit design, it allows for seamless volume adjustments between two stereo input sources and two sets of monitor outputs. The large main knob offers smooth, precise level control, while built-in source and speaker selector switches make it easy to compare mixes. Ideal for any studio setup, it requires no power supply and maintains true audio transparency. Rugged and reliable, this compact desktop unit is ready to streamline your monitoring workflow.