Mackie MDB-1A Active Direct Box

Experience Professional Audio Connectivity with the Mackie MDB-1A Active Direct Box

The Mackie MDB-1A Active Direct Box is a high-quality audio interface designed to ensure clean and reliable signal transfer in various professional audio applications. Whether you're connecting instruments, line-level sources, or speaker outputs, this direct box offers exceptional audio performance and versatility. With its active circuitry, it converts high-impedance signals to low-impedance outputs, allowing for longer cable runs without signal degradation. The MDB-1A is built with rugged construction to withstand the rigors of the road, making it an ideal choice for live performances, recording studios, and installations.

• Active direct box for clean and transparent audio signal transfer
• Converts high-impedance signals to low-impedance outputs
• Eliminates signal degradation over long cable runs
• Ground lift switch for eliminating ground loop noise
• Thru output for connecting to an amplifier or monitor

SPECIFICATIONS

• Input Impedance: 1 MOhm
• Output Impedance: 150 Ohms
• Frequency Response: 20Hz-20kHz (+/-1dB)
• Power: 9V battery or 48V phantom power
• Dimensions: (W x D x H) 4.5" x 4.3" x 1.7"
• Weight: 0.9 lbs.

We are Chuck Levin's Washington Music Center

Since 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.

Our team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.

Chuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.