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QSC Audio DSP-3 User Manual

Page 2

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Hardware

• Two independent channels of DSP

• 48 kHz, 24-bit converters

• No turn-on pops or zipper noise

• If the memory or hardware fails, unit turns on muted

• Host interface via RS-232 or QSControl Audio Network System*

via CM16a Amplifier Network Monitor

• Electronically balanced inputs

• Contact closure to trigger preset changes

• Post-DSP output signal for daisy-chaining

• Peak, RMS and Clip meter displays

• DataPort “pass-through”compatible with QSControl

• Selectable input sensitivity: 1.5, 4, 9, 18 Vrms;

6, 14.5, 21.5, 27.5 dBu; 3.5, 12, 19, 25 dBV

Software

• “Drag-and-drop”configuration software

• DSP processing power and memory dynamically assignable to

signal processing functions

• Graphical representation of DSP resources

• Firmware upgrades downloadable via RS-232

• Hard copy printout of configuration description and parameter settings

ADDITIONAL FEATURES

Multiple Parametric Filters, assignable anywhere in the signal chain:

Variable Frequency

Bypass all EQs

Variable Gain

Add EQ

Variable Q

Delete EQ

Apply Bypass

Show Response

Multiple Delays, assignable anywhere in the signal chain

20.83 µsec Incremental
910 msec Maximum

Dynamics Processor with Compressor and Expander, assignable

anywhere in the signal chain:

Gain

Release Time

Threshold

Show Response

Ratio

Bypass

Attack Time

Output Peak Limiter, assignable anywhere in the signal chain:

Gain

Release Time

Threshold

Show Response

Attack Time

Bypass

High and Low-Pass Crossover Filters, assignable anywhere in the

signal chain:

Butterworth 6, 12, 18, 24 dB per octave slope
Bessel 6, 12, 18, 24 dB per octave slope
Linkwitz-Riley 12 and 24 dB per octave slope

Apply Bypass

Delete EQ

Bypass all EQs

Show Response

Add EQ

High and Low-Pass Shelf Filter,assignable anywhere in the signal chain:

Variable Corner Frequency

Bypass all EQs

Variable Gain

Add EQ

Variable Q

Delete EQ

Apply Bypass

Show Response

Signal Mute

Attenuation: 0.1 dB steps

Mix Post Crossover Audio (2

1 Mixer)

Signal Splitter

Built-in Noise Generator (Pink & White)

Built-in Variable Frequency Tone Generator

Signal Polarity Reversal

Frequency Response readout after each filter

Clip and Protect Indication at any point in the signal chain

SIGNAL PROCESSING FUNCTIONS

* Available in early 2001.