Soundchoice PROAudio CA4360 User manual

CA4120
CA4240
MODEL:
Warning:Before attempting to connect,operate or adjust this Amplifier,
please read these instructions completely and carefully and save this Manual
Commercial
4 Channel Power Amplifier
CA4360
CA4480
www.scpaudio.com

Table of Contents
Introduction ----------------------------------------- 2
Features -----------------------------------------------2
Front panel controls ------------------------------- 3
Rear panel controls ---------------------------------4
Block diagram ----------------------------------------5
Specifications ----------------------------------------6
Table of Contents
1

Welcome
Congratulation and thank you for the purchasing CA4 series 4 channel constant voltage
power amplifier.
Unpacking and Installation
Introduction
2
Introduction/Features
Although it is neither complicated to install nor difficult to operate, a few minutes of your time
is required to read this manual for a properly wired installation and to become familiar with
its many features and how to use them. Please take a great care in unpacking your amplifier
and do not discard the carton and other packing materials. They may be needed when
moving or required if it becomes necessary to return for service. Never place the unit near
radiators, in front of heating vents, excessive humid or dusty locations to avoid damage, to
get years of quality use.
Connect your unit with the system components according to the description on the following
pages.
- Front : Power on/off switch.
Features
•Controls
- Rear : 4 output level controls.
4 HPF(180 Hz) on/off switches.
•Connectors
- 4 CH balanced input with euro block.
- 4 CH constant voltage output with euro block .
- Power and SIG,-10dB, CLIP protect for each output channel.
•Indicators:

3
FRONT PANEL
Front Panel Controls
1.OUTPUT LEVEL METER
2.CLIP INDICATORS
These indicators show current output level.
These indicators warn against overload short on the each of the output channels. We
recommend for users to adjust the VOLUME control when CLIP indicators are flickering for
best performance.
3.PROTECT INDICATORS
4.POWER INDICATOR
These indicators show amplifiers protected due to over current or over heat.
This indicator lights when power switch is turned on.
5.POWER SWITCH
This button is the power on/off switch.
Front Panel Controls
1

Front Panel Controls
4
Rear Panel Controls
1.AC POWER INPUT CONNECTOR
A correct capacity fuse and power cable should be applied. Please make sure the value of fuse before
replacing.
2.AMPLIFIER OUTPUTS
3.VOLUME CONTROLS
4.SIGNAL INPUTS
5.HPF SWITCH
These amplifier output blocks provide 100V constant voltage output for commercial and industrial use.
These controls adjusts output levels.
This amplifier provides euro block terminals for signal inputs.The channels consist of balanced line and
link output.These link output allow to cascade each channel.
These switches toggle between flat and 180 Hz high pass filter for each input signal.The filters can be
used depending on the kind of speakers or environment of installation.
1

5
Block Diagram
Block Diagram

6
Specifications
Model Name
Output / Impedance
Frequency Response
T.H.D
Crosstalk
Rated Output Power
CA4120 CA4480
120W X 4CH
Dimensions (W x H x D)
Weight (Net)
Power Source
S/N Ratio
Input sensitivity
/Impedance
50Hz - 15kHz
< 0.1%
>70 dB
>90 dB
AC 230 V, 50/60Hz
6.9 kg
483x88x380mm
100V (83 Ω)
Input
link
Specifications
*Specifications and design subject to change without notice for improvements.
CA4240 CA4360
240W X 4CH
100V (42 Ω)
360W X 4CH
100V (27 Ω)
480W X 4CH
100V (21 Ω)
6.7 kg6.5 kg6.3 kg
0dB/20KΩ Balanced
0dB/20KΩ Balanced