QSC Audio DSP 322UA Stereo System User Manual


 
18
Preliminary Specification
IN OUT THRU
Dynamic Range (AES-17, -60dB Method, all sensitivities)
unweighted >110dB >112dB >108dB
A weighted >113dB >115dB >111dB
Distortion (20Hz-20 KHz, all sensitivities)
Gain= 0 - 30dB <0.008% THD+N <0.009% THD+N <0.009% THD+N
Gain >30dB <0.05% THD+N <0.009% THD+N <0.05% THD+N
Crosstalk (20Hz - 20KHz)
inter-channel (max) >75dB
inter-channel (typ) >90dB
intra-channel (max) >85dB
intra-channel (typ) >100dB
Frequency Response
20Hz - 20KHz (max) ± 0.5dB
20Hz - 20KHz (typ) ± 0.2dB
Program Inputs 8
Connector Type 3-pin "Phoenix Style" (a.k.a. "Euro Style") detachable terminal blocks
Type Electrically balanced
Grounding All shield terminals connected to chassis
Pinout 1:+ 2:- 3:CHASSIS GND
Input Impedance (nom.) Balanced: 6.81k ohms Unbalanced: 13.6k ohms
Common-Mode Rejection 20Hz - 20KHz (min.): >54dB,20Hz - 20KHz (typ.): >60dB
E.I.N.(max.) 150 ohm, 30dB: -124.5dBu150 ohm, 60dB: -125.0 dBu
Input Sensitivities (variable)
Vrms: 0.9 mV to 15.46 V dBu: -62.2 to +26dBu dBV: -64.4 to +23.7 dBV
Phantom Power (per IEC1938 (1996)) +48V (software-selectable)
Program Outputs 8
Connector Type 3-pin "Phoenix Style" (a.k.a. "Euro Style") detachable terminal blocks
Type Electrically balanced
Grounding All shield terminals connected to chassis
Pinout 1:+ 2:- 3:CHASSIS GND
Maximum Output Level 9V (rms ), +21.2 dBu, +19 dBV
Audio Converters 24 bit, 48KHz, in and out
Mute infinite attenuation
Delay
DSP 322ua in stand-alone mode
Analog input through full DSP chain to analog outputs 2.354 milliseconds (Default Group Delay)
Specifications are subject to change without notice.