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Soundchoice PROAudio C4 Series User Manual

Soundchoice PROAudio C4 Series
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INSTALLATION AND OPERATION MANUAL
C4 Series Commercial
Class-D Four Channel Amplifier
1 / 11
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Soundchoice PROAudio C4 Series Specifications

General IconGeneral
Signal-to-Noise Ratio>100dB
Frequency Response20Hz - 20kHz (±0.5dB)
Input Impedance20k Ohms
ProtectionDC
Dimensions483mm x 89mm x 305mm
Weight12kg

Summary

Important Safety Information

Safety Warning

Introduction

Front Panel

PROT

Indicates amplifier protection status due to faults like short circuit, overload, or high temperature.

CLIP

Signals when input or output signal levels are too high, potentially causing distortion.

INPUT

Confirms the presence of an input signal for each channel.

OUTPUT

Confirms the presence of an output signal for each channel.

POWER

Indicates that the unit is powered on by AC or DC input.

POWER SWITCH

The main switch used to turn the amplifier on and off.

Rear Panel

AC POWER CORD

Connects the unit to the power source, supporting auto-switching from 110V to 230V.

100V SPEAKER OUTPUT

Terminals for connecting 100V line loudspeakers using phoenix connectors.

8Ω SPEAKER OUTPUT

Terminals for connecting low impedance 8Ω loudspeakers using phoenix connectors.

GAIN CONTROL

Adjusts the input sensitivity for optimal signal response.

HIGH PASS FILTER

Allows enabling or disabling the high-pass filter function per channel via dipswitches.

AUTO-STANDBY

Enables or disables the auto-standby feature via dipswitches.

Speaker Connection

Block Diagram

Specifications

Service & Warranty

Service

Guidelines for troubleshooting and addressing product issues, including variations and options.

Warranty

Details on the global three-year warranty terms and conditions.

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