Mackie MDB-1A Active Direct Box

$ 79.99

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Product Description, Features, & Specs:

Mackie MDB-1A Active Direct Box

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.  Legendary Mackie sound quality with Built-Like-A-Tank construction for maximum reliability.  From acoustic guitars to laptops - active circuitry offers higher headroom for ultra-low noise and distortion free performance. 


High output instruments will appreciate the extra headroom in the MDB-1A. The MDB Series direct boxes are built to last.  Made with thick steel chassis, impact resistant corners, and long-wearing jacks.

Featuring premium analog circuitry that offers excellent noise performance and transparency.  On stage performing or in the studio, your instruments will always sound as good as they do at the source.

  • 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


Audio Performance

  • Frequency Response:  20 Hz - 20 kHz, ±0.5dB
  • Signal-to-Noise-Ratio:  90dB
  • Dynamic Range:  130dB
  • Total Harmonic Distortion:  0.02% THDF@kHz
  • Pad: -20dB


  • Input Type:  Female 1/4" Unbalanced
  • Input Impedance:  330 kΩ unbalanced
  • Output Type:  Male XLR Balanced
  • 1/4" Unbalanced (Thru)
  • Output Impedance:  150Ωbalanced


  • Input Type:  48 V Phantom
  • Current Draw:  <4.0mA

Display LEDs

Front Merge on/off

Physical Properties

  • Height:  1.5in/38mm
  • Width:  3.4in/86mm
  • Depth:  5.8in/147mm
  • Weight:  0.8in/0.4kg  
Shipping Information

Shipping Policy

Flipside Music ships items within 2 days of purchase. UPS, FedEx or USPS will be the parcel carrier used to ship your purchase, if you have a preference for another shipping service provider, please contact Ike or Dylan and we will work with you and the company you choose.

International orders may be subject to destination countries sales, VAT or import tax. Please contact your country's duty center, prior to purchase for more information regarding these fees. Flipside Music will not reduce listed price to avoid said duties, taxes, or export/import fees.

Return Policy
Return Policy

New Items:

We honor a 14 day return window on all new items.

If you feel the need to return an item, it must be in the sellable condition, no paint chips, scratches or broken parts. Sellable Condition means that the product(s) is in exactly the same condition as it was when you received it. The item must have all the original packaging, included accessories owner’s manuals and blank warranty card, no sign of wear or abuse.

Used and Vintage Gear:

We honor a 3 day return window on all used and vintage items.

All our used gear is tested for functionality prior to being available for purchase and therefore only carries a 3 day approval period. If you would like to make a return just let us know within the 3 day window.

Damaged or Defective Items:

We visually inspect all items before shipment. If you believe you have received a damaged or defective product, please contact us immediately so we can work through the issue. Guitars, basses, and other equipment returned to us with pick marks, "buckle-rash", or any other damage or evidence of use may be subject to a 20% restocking fee, repair charge or disqualification of return. All items must be returned to us in the same condition they were when shipped to qualify. We reserve the right to refuse any return if we determine the item has been misused, modified or damaged by the purchaser. If the item turns out not to be defective upon inspection, we will have to deduct the cost of shipping from your return credit.

Shipping Charges incurred through the return of an item:

You will be responsible for the shipping charge for the return of your item, and if your item qualifies for Free shipping on its way to you, this shipping charge will also be deducted from your refund. If your item is determined to be defective, we will pay the shipping charge, equivalent to ground service.

SKU: 2049173-00
Vendor: Mackie
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