Mackie MDB-1A Active Direct Box (NOS)

New Old Stock (NOS)

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.

Description

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.

Features

• 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

Specs

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/Output

• Input Type: Female 1/4″ Unbalanced
• Input Impedance: 330 k unbalanced
• Output Type: Male XLR Balanced
• 1/4″ Unbalanced (Thru)
• Output Impedance: 150balanced

Power

• 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