MDB Series

Ready
For Anything

From acoustic guitars to laptops, always sound your best with MDB Series Direct Boxes. Available in four different models, the MDB Series will give you the peace of mind that your sound will faithfully get to your audience the way that you hear it on stage.

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Premium

Without the price tag

Direct boxes are an essential tool for any stage or studio. They make it easy to get clean, low-noise audio to a mixer no matter what instrument you are using. Available in four versatile models, our ultra-affordable DI's offer the Mackie sound quality that you expect with Built-Like-A-Tank™ construction for maximum reliability. From acoustic guitars to laptops, be ready for anything with MDB Series direct boxes.

 
 
 

Features​​​

Expand your versatility
 
versatility

The Perfect Match

With four models to choose from, you can get the perfect match for your instruments. Acoustic guitars and keyboards are right at home with the MDB-1P and MDB-2P.

High output instruments will appreciate the extra headroom in the MDB-1A.​

 
 
 
 
 
rugged

Built-Like-A-Tank™

From the inside out, MDB Series direct boxes are built to last. Thick steel chassis, impact resistant corners, and long-wearing jacks will keep these in your bag for years to come.

 
 
 
 
 
 
 
Quality

Premium Analog Circuitry

MDB Series direct boxes offer excellent noise performance and transparency. Whether you are in the studio or performing on stage, your instruments will always sound as good as they do at the source.

 
 
 
 
 
 
connect

Get the best sound from your laptop

The MDB-USB is the ultimate way to get pristine digital audio from your laptop directly to a mixer or front-of-house in a venue.

 
 
 
 
 
 

Series Line-Up

Built-Like-A-Tank reliability and legendary Mackie sound quality

 
 
 
 
 

MDB-1P

Passive Direct Box
  • Perfect for live sound and studio applications
  • High-impedance 1/4" input with Thru output
  • Balanced male XLR output connector with Ground Lift
  • Ultra-low noise and distortion
  • -15dB pad ensures distortion-free performance when connecting to high-level sources
  • Built-Like-A-Tank™ construction
 
 
 
 

MDB-2P

Passive Stereo Direct Box
  • Perfect for stereo sources like keyboards and media players
  • High-impedance 1/4" inputs with Thru outputs
  • Balanced XLR output connector with Ground Lift
  • Ultra-low noise and distortion
  • -15dB pads ensures distortion-free performance when connecting to high-output sources
  • Parallel Thru outputs
  • Built-Like-A-Tank™ construction
 
 
 
 

MDB-1A

Active Direct Box
  • Active circuitry offers higher headroom for ultra-low noise and distortion-free performance
  • High-impedance 1/4" input with Thru output
  • Balanced XLR output connector with Ground Lift
  • Low Cut and Polarity switches
  • Merge switch allows connection of stereo sources which are then summed to mono at the output, perfect for stereo sources like keyboards and media players
  • -20dB pad ensures distortion-free performance when connecting to high-level sources
  • Powered via 48v Phantom Power
  • Built-Like-A-Tank™ construction
 
 
 
 

MDB-USB

USB Stereo Direct Box
  • High-resolution 24bit/96kHz interface
  • Balanced, low-impedance XLR outputs with Ground Lift
  • Output level control with Mono switch
  • Headphone output for easy monitoring
  • Noise-free operation
  • Connect your computer directly via USB
  • Powered by your computer
  • Plug and play operation, no driver required
  • Built-Like-A-Tank™ construction
 
 
 

QUICK COMPARISON

PRODUCT LINE INPUTS XLR OUTPUTS

POWER REQUIRED

THRU OUTPUTS GROUND LIFT INPUT PAD
MDB-1P 1 1 No 1 Yes Yes
MDB-2P 2 (L/R) 2 (L/R) No 2 Yes Yes
MDB-1A 2 (With Merge ON) 1 Yes 1 (With Merge OFF) Yes Yes
MDB-USB N/A 2 Yes N/A Yes No

 

 

SPECS & DOWNLOADS

PRODUCT PHOTOS

MDB-1P

MDB-1P Top

MDB-1P Front

MDB-1P Rear

MDB-2P

MDB-2P Top

MDB-2P Front

MDB-2P Rear

MDB-1A

MDB-1A Top

MDB-1A Front

MDB-1A Rear

MDB-USB

MDB-USB Top

MDB-USB Front

MDB-USB Rear