Behringer DI10A DI box

Active DI Box for Transparent Instrument-to-Mic Signal Transfer

The Behringer DI10A is an active direct injection box engineered for transparent signal transfer from high-impedance instruments to balanced mic-level inputs. Stage-ready and studio-clean, it delivers the quiet, full-frequency signal capture professional engineers expect from a dedicated DI unit. Active circuitry preserves low-end detail that passive designs lose, and the rugged chassis stands up to life on the road.

Midas Transformer and Dual Power Architecture

What sets the DI10A apart is the Midas transformer paired with active circuitry that maintains signal integrity across the full frequency spectrum. The dual-power design runs on +48V phantom power from the console and automatically switches to a built-in 9V battery backup if phantom power drops, so the signal never cuts out mid-performance. Neutrik XLR connectors and high-impedance 1/4-inch TS inputs preserve signal integrity from source to mixer.

Signal Flow and Connectivity — DI Box Routing

The DI10A routes instrument-level signals from keyboards, basses, guitars, drum machines, or samplers into balanced mic-level inputs on a mixing console. XLR and 1/4-inch TS inputs give engineers flexibility for both instrument and line-level sources, while the parallel output feeds both the mixer and a stage amplifier.

• Inputs: Unbalanced 6.3 mm TS jack, XLR — accepts instrument and line-level sources
• Outputs: Balanced XLR, Unbalanced 6.3 mm TS — feeds mixer and stage amp simultaneously
• Input Ports: 1 — single-channel design for dedicated source routing

Power and Controls — Phantom Power, Battery Backup, PAD

Power flexibility is central to the DI10A's stage reliability. The unit draws +48V phantom power from the console under normal conditions, with a 9V battery that automatically engages when phantom power is unavailable. Front-panel controls address the two most common live-sound problems: ground-loop hum and hot signal levels from active pickups or line outputs.

• Phantom Power: +48V — primary power source from the mixing console
• Battery Powered: Yes (9V backup) — automatically engages when phantom power drops
• Controls: Ground Lift, On/Off, PAD Switch — eliminates hum, powers the unit, attenuates hot sources

Build Quality and Dynamic Range — Road-Ready DI Box

The DI10A is built to survive daily stage use, with a thick rugged aluminum housing and rubber corner bumpers that absorb impacts. Active circuitry delivers extended dynamic range and high headroom, accommodating signal levels from +10 to +50 dBu without distortion. The standalone floor-box form factor keeps the unit within reach for quick adjustments between sets.

• Type: Active DI box — active circuitry preserves low-end detail beyond passive designs
• Signal Level Range: +10 to +50 dBu — handles instruments through loudspeaker-level sources
• Chassis: Rugged aluminum housing with rubber corner bumpers — withstands road and studio use
• Rackmountable: No — standalone floor box that sits securely on stage