Mackie MDB-1P 1-Channel Passive Direct Box – Reliable, Noise-Free Signal Conversion

Essential Direct Box for Musicians & Engineers
The Mackie MDB-1P 1-Channel Passive Direct Box is a must-have for musicians, audio engineers, and live performers who need a clean and balanced signal conversion. Designed to adapt unbalanced, high-impedance signals from instruments like guitars, keyboards, and basses to balanced, low-impedance XLR outputs, this DI box ensures professional-quality sound with minimal noise. Whether you're on stage or in the studio, the MDB-1P delivers pristine audio performance.

Rugged & Reliable with Essential Features
Built for professional use, the Mackie MDB-1P features a durable all-metal chassis that can withstand the demands of touring and studio work. It includes a -15dB pad switch for handling high-output instruments, an instrument thru output for connecting to an amplifier, and a ground lift switch to eliminate unwanted hum and buzz. With its high-quality transformers and passive design, it requires no external power, making it a reliable and convenient tool for any setup.

Versatile & Perfect for Any Audio Environment
Whether you're a guitarist plugging into a mixing console, a keyboardist connecting to a PA system, or a sound engineer looking for a dependable DI box, the Mackie MDB-1P is the perfect solution. Its passive circuitry ensures a transparent signal without coloration, preserving the true tone of your instrument. With its compact design and road-ready build, this DI box is an essential addition to any musician’s or engineer’s gear collection.

Highlights:

1. 1-Channel Passive DI Box – Converts unbalanced, high-impedance signals to balanced, low-impedance outputs.
2. High-Quality Transformers – Ensures clean, noise-free signal conversion with minimal distortion.
3. -15dB Pad Switch – Prevents signal clipping when handling high-output instruments.
4. Instrument Thru Output – Allows direct connection to an amplifier for on-stage monitoring.
5. Ground Lift Switch – Eliminates unwanted hum and buzz caused by ground loops.
6. Durable Metal Chassis – Built for long-term reliability in both studio and live settings.
7. No External Power Required – Passive design ensures simple plug-and-play operation.
8. Compact & Portable – Easily fits into any gig bag or studio setup.
9. Ideal for Live & Studio Use – Perfect for guitarists, bassists, keyboardists, and audio engineers.
10. Professional-Grade Performance – Delivers crystal-clear, interference-free sound for any application.