QSC Audio CX Series user manual Table of Contents

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Table of Contents

 

PART 1—CX SERIES USER MANUAL

 

I.

Warning Notices

2

 

Speaker Damage

3

 

Speaker Output Shock Hazard

3

 

Rack Mounting Precautions

3

II.

Overall Description

4

III.

Inputs

6

 

Input Sensitivities

6

IV.

Outputs

6

V.

Controls & Displays

8

VI.

Operation

8

 

AC Power

8

 

Operation

8

 

Troubleshooting

9

 

Open Input Architecture™ Level I

10

 

Parallel, Stereo, or Bridged Operation

11

 

Maximum Long-Term Output Power

13

 

AC Current Consumption

13

 

Heat Emissions

14

 

Protection Circuits

15

VII. Specifications

16

PART 2—CX APPLICATION GUIDE

19

VIII. Distributed Lines

19

IX.

Designing the Distributed Sound System

20

 

Loudspeaker Coverage and Placement

20

 

Determining Power Levels

22

 

Selecting the Amplifier

23

 

Using Components with Different Voltages

24

X.

How Many Speakers?

25

XI.

Other Design Considerations

26

 

Speaker Transformer Saturation

26

 

Connecting Both a Distributed Line and a Direct Loudspeaker on One Channel

26

 

Wire Loss

27

 

AC Current Consumption

29

 

Heat Emissions

29

XII. Address & Telephone Information

30

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Contents CX Series Table of Contents Explanation of Graphical Symbols Speaker Damage Rack Mounting PrecautionsLifting Precautions Speaker Output Shock HazardII. Overall Description Portable rackCX4 Input Sensitivities III. InputsIV. Outputs Caused by a floating inputOutput connections for CX, bridged mono mode VI. Operation AC PowerControls & Displays CX4 and CX4TTroubleshooting CX6, CX6T, CX12 and CX12TProblem Overheating CX6, CX6T, CX12 & CX12TPage BRIDGED-MONO Mode Caution CX4 and CX4TMaximum LONG-TERM Output Power AC Current ConsumptionHeat Emissions Protection Circuits Damping Factor VII. SpecificationsFrequency Response Output RegulationInput SENSITIVITY, Vrms Power RequirementsVoltage Gain Input ImpedanceDimensions WeightLine for different power levels VIII. Distributed linesLoudspeaker Coverage and Placement IX. Designing the Distributed Sound SystemPage Requires Determining Power LevelsIntelligibility Selecting the Amplifier ExampleUsing Components with Different Voltages 25 x 1.25 = How Many Speakers?Watts for the speakers Or 64 speakers tapped at 5 watts, etcXI. Other Design Considerations Speaker Transformer SaturationWire Loss Power Transfer Coefficient = RLOAD/RWIRE + RLOAD2Page Heat Emissions XII. Address & Telephone Information

CX Series specifications

QSC Audio, a recognized leader in professional audio solutions, presents the CX Series of amplifiers, a fusion of power, efficiency, and cutting-edge technology designed to meet the demands of various sound reinforcement applications. Known for their reliability and outstanding performance, the CX Series amplifiers are perfect for installations in venues, theaters, and houses of worship, delivering high-quality audio reproduction regardless of the setting.

At the core of the CX Series is its robust Class D amplification. This technology not only ensures excellent audio fidelity but also enhances energy efficiency, resulting in lower operational costs and cooler running temperatures. The amplifiers utilize a linear power supply, which contributes to exceptional audio quality by providing stable and clean power to the components. With varying power ratings, including options ranging from 200 to 1200 watts per channel, the CX Series caters to different venue sizes and specific audio requirements.

The CX Series is engineered with a range of features that enhance usability and performance. Integrated DSP (Digital Signal Processing) allows users to access advanced sound processing algorithms, enabling fine-tuning of audio settings for optimal performance. The amplifiers include comprehensive protection circuitry to safeguard the equipment from thermal overload, short circuits, and signal clipping, ensuring longevity and reliability in demanding environments.

Connectivity is also a significant aspect of the CX Series. The amplifiers are equipped with a variety of input and output options, including XLR, 1/4" TRS, and barrier strip connectors, facilitating seamless integration with a wide range of audio sources and speakers. Moreover, the user-friendly interface includes LCD displays for easy monitoring, making setup and adjustments straightforward for audio engineers and technicians.

Another defining feature of the CX Series is its lightweight design. This portability makes installation and transport easy without compromising on performance. Additionally, QSC’s commitment to sustainability is evident in the design, as the amplifiers are constructed with environmentally friendly materials and have a reduced carbon footprint, aligning with modern practices in eco-conscious audio engineering.

In summary, the QSC Audio CX Series amplifiers blend professionalism with versatility, delivering exceptional performance that satisfies both audio quality and operational reliability. Their innovative technologies and thoughtful design make them a powerful ally for professionals in any sound reinforcement scenario.
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