di4 DIRECT BOX 4-CHANNEL DIRECT INJECTION BOX OWNER’S MANUAL
di4 DIRECT BOX Warranty 1. Please register your product online at www.dbxpro.com. Proof-of-purchase is considered to be the responsibility of the consumer. A copy of the original purchase receipt must be provided for any warranty service. 2. dbx warrants this product, when purchased new from an authorized U.S. dbx dealer and used solely within the U.S., to be free from defects in materials and workmanship under normal use and service.
di4 DIRECT BOX Table of Contents Overview �������������������������������������������������������������������������������� 2 Introduction ������������������������������������������������������������������������������������2 Features ������������������������������������������������������������������������������������������2 Front Panel ���������������������������������������������������������������������������� 3 Rear Panel ����������������������������������������������������������������������������� 4 Ap
di4 DIRECT BOX Overview Introduction Congratulations on your purchase of the dbx di4 Direct Box. The 4-channel di4 is designed to be used as a standard tool for many audio applications. Offering four channels, 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.
di4 DIRECT BOX Front Panel 3 4 2 1 5 6 7 8 1. GROUND LIFT SWITCHES Use these switches to lift the ground in the input signal of each respective channel. 2. LEVEL CONTROLS Independent level controls are provided for each channel. Use these variable controls to set the level of each channel’s signal being sent to the stereo mixer aux and heaphone outputs. 3. PAN CONTROLS Independent pan controls are provided for each channel.
di4 DIRECT BOX Rear Panel 1 2 3 1. POWER SUPPLY JACK Connect the external DC power supply to this jack. 2. UNBALANCED RCA AUX MIX OUTPUTS Use these outputs for your own independent monitor mix. 3. BALANCED XLR OUTPUTS Balanced signal outputs to connect to a mixer, stage box, etc. Applications Using the di4 as a Direct Box Connect the signal you would like to convert from unbalanced to balanced to the di4 via a 1/4 inch unbalanced cable to one of the channel inputs on the front panel of the unit.
di4 DIRECT BOX Specifications AUDIO INPUTS: Number of Connectors: Connection: Type: Input Impedance: Peak Input Level: 4 1/4” TS Unbalanced 320k Ohms +15 dBu STEREO LINE MIXER OUTPUTS: Connection: Output Impedance: Maximum Output Level: RCA 600 Ohms +16 dBu OUTPUTS: Number of Connectors: Connection: Maximum Output Level: 4 Male XLR, Balanced, Pin 2 hot +15 dBu DISTORTION, FREQUENCY RESPONSE, S/N RATIO & CROSSTALK:: Frequency Response: THD+N: Interchannel Crosstalk: Dynamic Range: 20 Hz–20 kHz, 0 dB t
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