Wharfedale Pro SL424USB Operating Manual And User Manual Download Page 5

SL424USB

Multi-Channel Mixer

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The Wharfedale Pro SL424USB Professional Mixer is the result of many years of experience in the 
use, design and manufacture of professional sound reinforcement products. We take great pride in 
engineering and building every Wharfedale Pro product and wish to thank you for entrusting us with 
your sound.

From the time Gilbert Briggs built his first loudspeaker in 1932, to the present, Wharfedale 

Professional products have maintained the same standard of quality in components, workmanship 
and performance. Wharfedale are one of a few present day manufacturers that design, engineer 
and build all of their own electronics.

Please take a few minutes to read this manual completely in order to ensure that you get the most 
out of your SL424USB Mixer.

INTRODUCTION

The SL424USB is a high quality mixer designed to provide the best sound and features in a 
compact package. It is designed to provide transparent and accurate mixing capability in an easy to 
use package. 

The mixer features 4 microphone/line inputs (channels 1-4). Each of these channels features low, 

mid and high EQ, balanced inputs, and a full duplex USB playback and recording interface. 

The stereo channels (channels 5/6 and 7/8) allow you to mix external devices into the show with 

ease. 

Easy to transport and quick to set up, the SL424USB Mixer is the ideal choice for the serious 
professional.

ABOUT THE SL424USB MIXER

SL424USB OVERVIEW

The SL424USB Mixer is a full featured multi-channel mixer designed to deliver the highest quality 
sound for the best value. It is an ideal solution when you are looking for a high quality, cost effective 
compact audio mixer for personal studio and live applications. 

This 8-channel model was built to suit a variety of applications, from desktop recording and 
AV production to smaller live performances. The Wharfedale SL424USB mixer offers a no-
nonsense mixing platform for use anywhere quality sound is required. The layout of the controls is 

straightforward, so first time users can be up and mixing in no time. Features like Mic and line inputs 

and outputs, accurate 6-segment meters, Stereo Effects returns, Aux sends, Control Room outputs 

for Left and Right Channels (to go to a separate amplifier, perhaps in a recording control room) 3 

band EQ, phantom power as well as a /4” headphone output provide added mix and monitoring 

flexibility. 

Summary of Contents for SL424USB

Page 1: ...www wharfedalepro com SL424USB Studio Live Mixer OPERATING MANUAL AND USER GUIDE...

Page 2: ...o avoid tip over or injury 13 Unplug the apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified personnel Servicing is required when the apparatu...

Page 3: ...ng and maintenance instructions in the literature accompanying the appliance 20 Protective earthing terminal The apparatus should be connected to a mains socket outlet with a protective earthing conne...

Page 4: ...on 4 3 About the SL424USB Mixer 4 4 SL424USB Overview 4 5 Features 5 6 SL424USB Front Panel 6 7 Wiring Example 6 8 Setting Up 7 9 Connections Wiring 7 10 USB Interface 9 11 Wiring Diagram 10 12 Dimens...

Page 5: ...s low mid and high EQ balanced inputs and a full duplex USB playback and recording interface The stereo channels channels 5 6 and 7 8 allow you to mix external devices into the show with ease Easy to...

Page 6: ...tment o 80Hz High Pass Filter o 3 band Low Mid High EQ o 1 Aux send o EFX level control o L R pan control o Phantom Power o Peak LED Stereo Channels 5 6 7 8 o TRS balanced inputs o 4 10dB switch o EFX...

Page 7: ...SL424USB Multi Channel Mixer SL424USB FRONT PANEL...

Page 8: ...ial placement of the channel 11 Peak LED This LED lights when the level of the input signal is too high It is a good practice to only allow this light to flicker not constantly glow 12 Level Adjust th...

Page 9: ...1 48V Phantom Power switch for condenser microphones 22 Phantom Power 48v Indicates global 48V supply 23 Power LED Indicates AC input and operation 24 Output Meter Clip LED Displays the output level o...

Page 10: ...gnal to noise ratio The USB connector enables computers with USB connectivity to interface directly with an SL Series mixer for full duplex recording and playback In recent years the introduction of U...

Page 11: ...SL424USB Multi Channel Mixer 10 WIRING DIAGRAM SL424USB...

Page 12: ...OPERATING MANUAL AND USER GUIDE 11 DIMENSIONAL DRAWINGS...

Page 13: ...SL424USB Multi Channel Mixer 12 BLOCK DIAGRAM...

Page 14: ...21dBu 1dBu AUX Return In 21dBu 1dBu Mic Balanced 6k Unbalanced 3k 500 Line Balanced 44k Unbalanced 22k 2k AUX Return Balanced 20k Unbalanced 10k 2k All other Unbalanced outputs 100 Balanced outputs 2...

Page 15: ...mine Business Park Huntingdon Cambs PE29 6XU England www wharfedalepro com Wharfedale Professional reserves the right to alter or improve specifications without notice All rights reserved 2011 Wharfed...

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