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Mackie Big Knob Studio+

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Mackie Big Knob Studio+
Mackie Big Knob Studio+
Mackie Big Knob Studio+
Mackie Big Knob Studio+
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Product Description

The Mackie Big Knob Studio+ is a 4x3 monitor controller and 2x4 USB Recording Interface that is the ideal solution for professional studio use. The Big Knob Studio+ allows users to choose between four sources, three monitor pairs and high-resolution USB playback from a DAW with 192kHz / 24-bit audio conversion. The Big Knob Studio+ also features a dedicated, amp-driven studio out for a headphone distribution system which are ideal for project and professional studios.

Mackie Big Knob Studio+ delivers a modernized, smart monitoring control solution based on the bestselling Big Knob, plus integrated USB recording and playback. Professional routing and switching includes a selection of four sources, including USB playback, and a choice between three pairs of monitors, each with independent gain trim to ensure balanced listening levels. Two OnyxTM mic preamps deliver a convenient, high-quality desktop recording source coupled with high-resolution 192kHz / 24-bit audio conversion for solid sound quality whether recording or mixing. With dual headphone outs, a dedicated amp-driven studio output and flexible I/O options, Big Knob Studio+ is truly a nerve center for any professional studio.


  • Professional source and monitor selection
  • Choose between 4 sources and 3 monitor pairs
  • Classic Big Knob volume control
  • Independent trim on all sources and monitor outs
  • Mono, mute and dim functions
  • Flexible 2x4 USB recording interface
  • Two boutique-quality Onyx mic preamps including phantom power for condenser microphones
  • High-resolution 192kHz / 24-bit recording and playback
  • Cue mix allows controlled blending of direct inputs with other signals for zero-latency recording
  • Choice of recording paths provide flexibility for applications like podcasting
  • Comprehensive feature set for professional studios
  • Flexible source connections including convenient front panel 1/8" input for your smartphone
  • Dual headphone outs with independent level control and both USB and Aux source options
  • Flexible talkback options including external mic input and footswitch control
  • Dedicated amp-driven studio output perfect for headphone distribution system
  • 16-segment high-resolution input source metering
  • Sturdy "Built-Like-A-Tank" design
  • Compatible with all major DAWs on both Mac and Windows
  • Includes Tracktion® recording software


Frequency Response

  • Unity gain, +4 dBu input
  • All inputs: ±0.5 dB, 20 Hz - 20 kHz
  • All outputs: ±0.5 dB, 20Hz - 20 kHz

Noise Characteristics

  • 150 ohm terminated, 22 kHz bandwidth
  • Mic inputs to outputs (EIN): <-125 dBu RMS, A-weighted
  • Line inputs to outputs: <-90 dBu RMS, un-weighted

Distortion (THD+N)

  • Unity gain, 1 kHz @ +4 dBu input, 80 kHz bandwidth
  • All inputs to outputs: <0.01%, un-weighted

Crosstalk (between left and right channels)

  • Unity gain, -1 dBFS input
  • Mic inputs to outputs: <-60 dB at 1kHz
  • Line inputs to outputs: <-60 dB at 1 kHz


  • Muted: -60 dB
  • Dim: -20 dB

Maximum Levels (before clipping)

  • All inputs: +22 dBu
  • All outputs: +22 dBu

Input type:

  • Female XLR balanced/unbalanced
  • Female 1/4" balanced / unbalanced
  • Female 1/8" unbalanced

Output type:

  • Female 1/4" balanced / unbalanced


  • Format: USB 2.0, 24-bit, 192 kHz

Power Requirements

  • Universal Power Supply: 100 - 240 V~50/60 Hz 0.75A


  • (H x W x D) 3.2 x 11.9 x 6.8 in / 81 x 302 x 173 mm


  • 4.6 lb / 2.1 kg
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