Whirlwind pcDI User Manual

Dual channel stereo direct box. Use
to connect CD and tape players,
computer sound card outputs, DJ
mixers, etc. to professional
equipment with balanced inputs
such as a mixing console.
Signal is input via 3.5mm (1/8")
stereo TRS jack or color-coded RCA
phono type input / through jacks.
Output is via color-coded XLRs.
Features a ground lift switch to help
eliminate hum and buzz, a "STEREO
/ MONO" switch to combine stereo
sources into a mono signal. Each
section also features a 20dB pad
switch for connecting to "hot" signal
sources.
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Whirlwind pcDI Specifications

General

Type	Passive Direct Box
Channels	1
Input	1/4" TS unbalanced
Output	XLR balanced
Ground Lift	Yes
Frequency Response	20Hz - 20kHz
Signal to Noise Ratio	N/A (Passive)
Power Supply	N/A (Passive)

Summary

pcDI Product Overview

Dual Channel Stereo Direct Box

Connects CD, tape, computer, and DJ mixer audio outputs to professional equipment with balanced inputs.

Input and Output Connectivity

Features 3.5mm stereo TRS or RCA phono inputs and color-coded XLR outputs for balanced signals.

Key Features and Controls

Includes ground lift, stereo/mono switch, and 20dB pad switch to manage signal and eliminate hum.

pcDI Detailed Specifications

Input Connections

Details RCA phono jacks (color-coded) and 3.5mm stereo TRS jack for audio input.

Thru Connections

Explains the use of RCA phono 'Y' connections or 'loop through' functionality from the inputs.

Low-Z Balanced Output

Provides balanced low impedance, mic level signals via color-coded male XLRs.

Input Pad Switch

Adds 20dB attenuation to the input signal for 'hot' sources to reduce distortion.

Ground Lift Switch

Disconnects ground between inputs and outputs to help eliminate hum and buzz.

Stereo/Mono Switch

Sums stereo input signals into a mono signal for output.

Warranty Information

Details the 3-year warranty against defects in materials or workmanship.