DBX Di1 Active Direct Box

The dbx DI1 is a compact, high-performance active direct injection (DI) box designed for both studio applications and live use. It ensures that instrument and line-level signals are delivered to their destination in a clean, balanced format while minimizing noise and signal loss.

With the DI1, outputs from electric guitars, bass amps, keyboards, and other electronic instruments can be connected directly to a mixing console—eliminating the need for microphones. Built for durability and dependable performance, this gig-ready DI unit combines professional features with a rugged metal housing, making it a reliable choice on stage or in the studio.

Features

• Level and impedance matching for optimal signal transfer

• Input impedance: >250 kΩ

• Output impedance: >600 Ω

• Balanced XLR output connector

• TS and XLR inputs and outputs

• Signal pass-through connector

• Attenuation (pad) control

• Ground lift switch to reduce hum and noise

• Extremely low distortion: THD <0.005% at 1 kHz, 0 dBu

• Wide frequency response: 10 Hz – 70 kHz (+0 dB / −3 dB)

• Very low output noise: < −100 dB (unweighted)

• Maximum input levels:

  • +12 dBu (0 dB)

  • +32 dBu (−20 dB)

  • +52 dBu (−40 dB)

• Phantom power support: +18 V DC to +48 V DC

• Phantom power LED indicator

• Battery status LED indicator

• Main/standby operation via 9 V battery

• Durable metal chassis for long-term reliability