QSC Audio DSP-30 manual Audio Converters 24 bit, 48 kHz, RS-232 Port, Contact Closure Input sense

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Specifications

Audio Converters

24 bit, 48 kHz.

 

 

 

Frequency response

20 Hz–20 kHz ±0.4 dB

at 1dB below full

 

 

scale input voltage

(all sensitivities)

 

 

 

 

Distortion

<0.007% THD+N @

1dB below full scale output, all sensitivities, 20 Hz– 20 kHz

 

 

 

Group Delay

1.00 milliseconds

 

 

 

Dynamic range

>95dB unweighted, 1.5V, 4V and 9V input sensitivity

AES-17 -60dB method

>93dB unweighted, 18V input sensitivity

 

 

 

Polarity

In-phase or inverted

 

 

 

 

Mute

>95 dB attenuation

 

 

 

 

Indicators

Power: 1 blue LED

Channel 1 and Channel 2 signal presence: 2 green LED’s

Preset Display: 7 segment LED

Inputs

 

Program inputs

2

Connector

3-pin female XLR -TRS 1/4” combo jack

Type

Electronically balanced

Grounding

All shield terminals connect to chassis

Outputs

 

Program outputs

2

Connector

3-pin male XLR receptacle

Type

Electronically balanced

Grounding

All shield terminals connected to

 

chassis

Input sensitivity

Level and units are selectable

(full scale input level)

in software interface

Impedance

8.3 K Ohm balanced

 

3.7 K Ohm unbalanced

Common-mode rejection

>54 dB, 20 Hz–20 kHz

Crosstalk

>80 dB separation, 20 Hz–20 kHz

Output level

Level and units are selectable

(full scale)

in software interface

Maximum Output

9.3 Vrms (+21.5 dBu)

Output Pad

-6dB

Output impedance

600 Ohms balanced

Input/Output Termination: All XLR’s: pin 2- hot (+), pin 3- cold ( - ), pin 1- ground / All 1/4” TRS: tip- hot, ring- cold, sleeve-ground

RS-232 Port

Port Description

RS-232, female, straight through

Cable Type

supplied: 9-pin serial cable, male-to-female (serial extension cable)

Maximum Cable Length

25 feet (7.6 meters)

Contact Closure Input (sense)

Inputs

1 discrete input, TTL compatible, pin #9 of RS-232 port

Configuration

Single-ended input, pull LOW (to GND, pin 5) for closure detect

Resistance for closure detect <150 Ohms

Resistance for open detect

>1.9 K Ohms

Maximum Voltage

+9 VDC

Note: Specifications are subject to change without notice.

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Contents DSP-30 Hardware ManualExplanation of Graphical Symbols Federal Communications Commission FCC InformationTable of Contents Front Panel Introduction Overview and IllustrationsOverview Rear PanelIntroduction Illustrations and Dimensions DimensionsUnpacking Installation Unpacking and MountingSupport the Rear for Portable/Mobile Installations MountingBalanced Installation Balanced Audio ConnectionsXLR TS 1/4-inch phone Installation Unbalanced Audio ConnectionsUnbalanced TRS 1/4-inchAudio Connections Installation Connecting Audio Inputs and OutputsBasic Audio Connections Installation Connecting to the RS-232 Port Connecting to the RS-232 PortSoftware Installation Installation System Requirements and Software InstallationSystem Requirements Front Panel Use Control, Indicator, and Connector DescriptionsRear Panel AC power receptacle Preset Selections buttonsWithin Signal Manager or create your own Use General Use Guidelines and Preset DescriptionFactory Presets You may select configurations from the sample files *.cfgConfiguring the DSP-30’s Presets Use Saving Presets Using QSC’s Signal Manager softwarePresets How to Save Presets into the DSP-30To Recall a Preset Use How to Recall a Preset from the Front PanelAdditional Tips Unlocked Use Lock OUT FeatureLock Indicator To Unlock Front Panel ButtonsContact Closure Feature Use Contact Closure FeatureWiring Diagram for Contact Closure Use RS-232 Pinout RS-232 PinoutUse Application Example Use Application Example RS-232 Port Audio Converters 24 bit, 48 kHzContact Closure Input sense Gain Structure balanced input and output Signal Processing CapabilitiesGeneral Architect’s and Engineer’s Specification Warranty Information CleaningUser Maintenance Product WarrantyPage
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DSP-30 specifications

The QSC Audio DSP-30 is a powerful digital signal processing platform designed for a wide range of audio applications, particularly in professional audio environments such as live sound, installation, and broadcast. Renowned for its exceptional audio performance and versatility, the DSP-30 provides users with advanced control over audio signals, ensuring that sound quality meets the highest standards.

One of the standout features of the DSP-30 is its robust processing capabilities. With up to 30 channels of audio processing, it allows users to manipulate both live and recorded audio seamlessly. The unit supports various input and output configurations, giving sound engineers the flexibility to adapt to multiple setups and environments.

The DSP-30 incorporates an array of advanced algorithms and processing tools, including equalization, compression, limiting, and delay functionality. These tools enable users to fine-tune audio signals for optimal clarity and impact, ensuring that performances remain consistent and engaging regardless of the venue size or acoustics.

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In addition, the device boasts comprehensive networking capabilities. With built-in support for Q-SYS and Dante protocols, users can easily integrate the DSP-30 into existing audio networks. This connectivity allows for remote management and control, enhancing workflow efficiency and enabling system monitoring from virtually anywhere.

The user interface of the DSP-30 is designed for ease of use, featuring a clear display and intuitive navigation. Users can effortlessly configure their audio settings and access presets designed for various applications, from small presentations to large-scale concerts.

Durability and reliability are paramount in the DSP-30’s design. Built with high-quality components, the unit is engineered to withstand the rigors of regular use in demanding environments, making it a trusted choice for audio professionals.

Overall, the QSC Audio DSP-30 combines innovative technologies with a user-friendly interface, making it an essential tool for anyone looking to achieve exceptional audio performance in a variety of settings. Its flexibility, advanced processing features, and integration capabilities position it as a leader in the digital audio processing domain.