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.