QSC Audio DSP-3 manual Signal Processing Functions, Additional Features

SIGNAL PROCESSING FUNCTIONS

• 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

20.83µsec 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

ADDITIONAL FEATURES

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

* Available in early 2001.