dbx DI4 Active 4 Channel Direct Box with Line Mixer

dbx DI4 Active 4 Channel Direct Box with Line Mixer

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SKU: DBXDI4 Category:

dbx DI4 is an active 4 channel direct box designed to be used as a standard tool for many audio applications. The Di4 easily solves the problem of converting unbalanced signals into balanced output suitable for use with mixers, PAs, recording consoles and more. The Di4 also functions as multi-channel stereo line mixer. This feature allows you to connect all your keyboards, samplers and modules into just one rack unit on stage and supply independent XLR balanced outputs to the stage box for a front of house engineer and set your own independent mix for stage monitoring. The Di4 also offers a headphone output.


Four totally independent DI box units in 1/2 RU package

Independent 20dB pad switch per channel

Independent ground (earth) lift switch per channel

Independent volume control per channel for line mixer output

Independent pan control per channel for line mixer output

Master volume

Headphone output


Audio Input Connectors: 1/4″ TS unbalanced

Input Impedance: 320k Ohms

Peak Input Level: +15 dBu

Headphone Connector: 1/4″ Jack

Stereo Line Mixer Outputs: RCA Connectors

XLR Balanced Outputs: XLR Connectors

Output Impedance: 600 Ohms

Max Output Level: +16 dBu

Frequency Response: 20 Hz–20 kHz, 0 dB to -2 dB

THD+Noise: 0.0008% typical at +4dBu, 1 kHz

Interchannel Crosstalk: <-90dB, 20 Hz–20 kHz

Power Supply: ~ 100-120 V AC, ~ 200-240 V AC, 50-60 Hz

Power Consumption: 775 mW

Dimensions: 1 3/4″ (44.5 mm) x 8″ (230.6 mm) x 8 1/2″ (217 mm)

Weight: Net weight approx. 3.85 lbs. (1.75 kg)

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