Mackie Big Knob Passive Monitor Controller
Mackie Big Knob Passive 2x2 Monitor Controller - Analogue Volume Control, Passive Audio Path With No Power Supply, TRS
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Studio Monitor Controller
Mackie - 'Big Knob Passive'

pristine audio qualityStudios of any size can benefit from the professional source/monitor selection and precise level control of the Big Knob Series. Plus, with the addition of high-resolution Onyx™ USB recording and playback, studios get a powerful, hybrid solution that is truly greater than the sum of its parts.
Sure, we all know the Mackie Big Knob is the go-to monitor controller for studios the world over. But, now that we've added in the high-resolution goodness of an Onyx recording and playback solution, Big Knob truly becomes the nerve center for your studio. Or, if you are looking for excruciatingly simple volume control/monitor switching, the Big Knob Passive delivers at an amazing price. No matter what size studio, Big Knob is always at the top of the recording studio equipment shopping list.
at a glance
• Choose between 2 sources and 2 monitor pairs
• Classic Big Knob volume control
• Mono, mute and dim functions
Killer Mackie Features!
mackie - big knob Take a look at just some of the reasons Mackie's 'Big Knob' Series offers all the solutions you're looking for!

Than meets the eyeThe Mackie Big Knob has proven itself for more than a decade as the go-to monitor controlling solution for home and professional studios. The all-new Big Knob family takes the best of this classic workflow, delivering the right solution for the modern studio.

Hi-RezBoth the Big Knob Studio and Big Knob Studio+ offer high-resolution USB interfacing at resolutions up to 192 kHz, featuring dual Onyx mic preamps, delivering an ultra-wide 60 dB of gain range and award-winning sound quality.

Flexible IntegrationThe expanded Big Knob lineup offers models with unique feature sets and I/O to suit a huge range of applications. Features like dual headphone outs, a dedicated amp-driven studio out, a true cue mix and more ensure Big Knob will fit right into your studio or workspace.
Free Recording Software!

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WAVEFORM OEM™ DAWWaveform OEM is a multi award-winning workstation, featuring powerful and creative tools to inspire the modern musician. Unlike typical ‘Lite’ versions, it does not impose any restrictions – you get unlimited track count, powerful features, compatibility with all popular plug-ins and efficient performance on MacOS®, Windows®, and Linux® operating systems.
Big Knob Series - An Overview
Keeping your hands on the mix is just part of the job. Precision level control, swapping between monitors and routing sources all make your mix better. That’s why the Big Knob has been the go-to studio command center for more than a decade. But, studios are different now. More nimble and flexible than ever. It’s time for a new tool.
The all-new Big Knob Series expands functionality big time, with built-in high-resolution recording and playback up to 192kHz. There’s three models so you always get the features you need and maybe a couple that allow you to grow. The all-new Big Knob Series is here.

The Tech Spec
Features | Specification | Inputs | 4 x 1/4" TRS Balanced/Unbalanced Line Inputs 1 x 1/8" / 3.5 mm TRS Unbalanced Stereo Input |
---|---|
Outputs | 4 x 1/4" TRS Balanced/Unbalanced Monitor Outputs |
Mono/Mute/Dim | Yes |
Frequency Response | 10 Hz to 30 kHz (±1 dB, 0 dBu Input |
Crosstalk | < -85 dB (0 dBu Input at 1 kHz, 20 Hz to 20 kHz) |
Attenuation | -100 dB |
Signal-to-Noise Ratio | < -100 dB |
Maximum Input Level | +22 dBu |
Maximum Output Level | +15 dBu |
Power Requirements | None |
Dimensions (W x D x H) | 5.6 x 5.4 x 3.1" / 14.2 x 13.7 x 7.9 cm |
Weight | 2.2 lb / 1 kg |