QSC Audio DSP-4 manual Specifications, Audio converters

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SPECIFICATIONS-

Audio converters

Resolution and Sampling Rate

24-bit resolution, 48 kHz sampling rate

Frequency response at 3 dB below full scale input voltage

20 Hz–10 kHz ±0.3 dB (XLR outputs)

 

20 Hz–20 kHz ±0.7 dB (XLR outputs)

 

20 Hz–20 kHz±0.2 dB (DataPort outputs)

Distortion

<0.01% typical THD+N @ +4 dBu out, 20 Hz–20 kHz

Delay (throughput)

1.5 millisecond

Dynamic range

>104dB min., unweighted, 1.5V input sensitivity

 

>106dB min., unweighted, all other input sensitivities

 

>107dB min., A-weighted, 1.5V input sensitivity

 

>109dB min., A-weighted, all other input sensitivities

Crosstalk

better than 62dB down, 20 Hz–20 kHz, all sensitivities

 

better than 85dB down, 1 kHz bandpass, all sensitivities

Common-mode Rejection

50dB min.

Polarity

In-phase or inverted

Mute

>90 dB attenuation

INPUTS

 

Program inputs

2 via XLR female or DataPort

Type

Electronically balanced

Grounding

All shield terminals connected to chassis

Input sensitivity

1.5, 4.0, 9.0 or 18.0 Vrms (full scale input level)

 

6, 14.5, 21.5 or 27.5 dBu

 

3.5, 12.0, 19.0 or 25.0 dBv

Impedance

8.6 K Ohm balanced input

 

4.3 K Ohm unbalanced input

OUTPUTS

 

Program Outputs

2 via XLR male or DataPort

Type

Pseudo balanced

Grounding

All shield terminals connected to chassis

Output Level, pad* out (pad in)

6 (4) Vrms , full scale input level

*pad is software selectable

18 (14.5) dBu

 

15.5 (12) dBv

Impedance

600 ohms typical

Note: Specifications are subject to change without notice.

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Contents Digital Signal Processor Amplifer Accessory Hardware Manual TD-000103-00Important Safety Precautions & Explanation of Symbols Introduction Connector and Indicator Descriptions SelectableSignal Compressor Introduction Functions and FeaturesMultiple Delays Introduction- Block Diagram Installation Software InstallationUnpacking What else will I need?Mounting on Amplifier QSC CX, DCA, Powerlight2 Ensure all mounting screws are installedRemote mounting 4-ch., 8-ch., Powerlight & non QSC amp’s DataPort Connections XLR ConnectionsRS-232 Connection RS-232 Port ConnectionDPX-1 Accessory Power Supply Connection to accessory external power supply DPX-1Daisy Chaining Daisy chaining the DSP-4 outputs to additional amplifiersUSE- Special Information About Saving DSP-4 Configurations USE- General Guidelines for Freely Configurable DSPReason Special Information About Saving DSP-4 Configurations Overall Notes and WarningsSpecifications Audio convertersPower Amplifier Connectivity Contact Closure Input senseArchitect’s and Engineer’s Specifications Pin Signal Description Description of Encode SignalsDataPort Pinout PinJumper pin 1 to Application Information Page Page How to Contact QSC Audio Products QSC Audio Products 3 Year Limited Warranty
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DSP-4 specifications

The QSC Audio DSP-4 is a state-of-the-art digital signal processor designed to deliver exceptional audio performance across various applications. This versatile device caters to the needs of live sound, installations, and broadcasting, making it a popular choice among audio professionals. With a robust feature set and advanced technologies, the DSP-4 ensures seamless integration and an unparalleled audio experience.

One of the standout features of the QSC DSP-4 is its powerful processing capabilities. Equipped with a high-performance quad-core processor, it can handle complex audio tasks efficiently, allowing users to manipulate audio signals in real-time. This ensures that even the most demanding audio environments can be managed smoothly.

The DSP-4 boasts a user-friendly interface, making it intuitive for both seasoned audio engineers and newcomers alike. The device comes with a comprehensive software suite that enables users to create and modify audio configurations with ease. The drag-and-drop functionality and visual representation of signal flow simplify the process of designing intricate audio setups.

In terms of connectivity, the QSC DSP-4 offers multiple input and output options, including digital and analog connections. This flexibility allows the device to integrate seamlessly with various audio systems, whether they involve microphones, musical instruments, or other audio sources. Moreover, it supports multiple audio formats, ensuring compatibility with a wide range of equipment.

Among the notable technologies in the DSP-4 is its advanced equalization capabilities. The device features graphic and parametric equalizers that allow for precise control over frequency response, enabling users to tailor the audio output to their specific needs. Additionally, the DSP-4 includes a variety of essential audio processing tools such as compression, gating, and delay, further enhancing its functionality.

The QSC DSP-4 is designed with reliability in mind, featuring robust construction and advanced thermal management to ensure stable operation in demanding environments. Its compact form factor allows for easy installation, whether in racks, on shelves, or in custom setups.

Another noteworthy aspect of the DSP-4 is its scalability. Users can easily expand their audio setups by linking multiple units together, allowing for larger projects or more complex configurations without sacrificing performance. This scalability, combined with the device's rich feature set, makes the QSC DSP-4 a powerful tool for any audio professional.

In summary, the QSC Audio DSP-4 is a highly capable digital signal processor that combines advanced processing power, user-friendly design, and extensive connectivity options. Whether for live events or permanent installations, the DSP-4 stands out as an essential component in delivering superior audio quality.