PRODUCT OVERVIEW

The Mackie Big Knob Passive is a precision-engineered, passive monitor controller that enables effortless switching between two audio sources and two pairs of studio monitors. Because it uses a fully passive signal path with no active electronics, it maintains a clean, uncolored audio signal—making it ideal for critical listening environments. Its all-metal construction ensures long-lasting durability and reliability, earning its reputation as a robust and dependable solution for both home studios and professional production rooms.

At the center of the unit is Mackie’s signature oversized volume knob, providing precise level control through a high-resolution, stepped attenuator. The front panel is equipped with clearly labeled switches that allow users to select input sources and monitor pairs instantly. Additional functions include mono summing for phase checking, a mute button for momentary silence, and a –20 dB dim switch for quick volume reduction. These core monitoring tools streamline workflow and allow producers, engineers, and content creators to work efficiently without interrupting the creative process.

Compact and lightweight, the Big Knob Passive is an excellent fit for desktops or tight studio setups. With its plug-and-play design, setup is straightforward—connect your sources and monitors and you’re ready to go. The passive circuitry ensures zero signal coloration, making it especially appealing to users who demand pure and accurate monitoring. While the long-term durability of the volume potentiometer has been a topic of occasional feedback, the overall consensus highlights excellent value, build quality, and audio transparency. As a cost-effective, no-nonsense solution for precise monitoring control, the Mackie Big Knob Passive remains a favored choice in its class.

Mackie Big Knob Passive Monitor Controller Features:

• ✅ Passive studio monitor controller
• ✅ Passive electronics for ultra-low noise and maximum signal integrity
• ✅ Connect two sets of inputs and easily switch between them
• ✅ Supports two pairs of studio monitor speakers
• ✅ Large volume knob for easy level adjustments
• ✅ Handy buttons for Mono, Mute, and Dim