Specifications - QSC DSP-4 Hardware Manual

Digital signal processor amplifer accessory
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SPECIFICATIONS-

Audio converters
Resolution and Sampling Rate
Frequency response at 3 dB below full scale input voltage
Distortion
Delay (throughput)
Dynamic range
Crosstalk
Common-mode Rejection
Polarity
Mute
INPUTS
Program inputs
Type
Grounding
Input sensitivity
Impedance
OUTPUTS
Program Outputs
Type
Grounding
Output Level, pad* out (pad in)
*pad is software selectable
Impedance
16
Note: Specifications are subject to change without notice.
24-bit resolution, 48 kHz sampling rate
20 Hz–10 kHz ±0.3 dB (XLR outputs)
20 Hz–20 kHz ±0.7 dB (XLR outputs)
20 Hz–20 kHz±0.2 dB (DataPort outputs)
<0.01% typical THD+N @ +4 dBu out, 20 Hz–20 kHz
1.5 millisecond
>104dB min., unweighted, 1.5V input sensitivity
>106dB min., unweighted, all other input sensitivities
>107dB min., A-weighted, 1.5V input sensitivity
>109dB min., A-weighted, all other input sensitivities
better than 62dB down, 20 Hz–20 kHz, all sensitivities
better than 85dB down, 1 kHz bandpass, all sensitivities
50dB min.
In-phase or inverted
>90 dB attenuation
2 via XLR female or DataPort
Electronically balanced
All shield terminals connected to chassis
1.5, 4.0, 9.0 or 18.0 Vrms (full scale input level)
6, 14.5, 21.5 or 27.5 dBu
3.5, 12.0, 19.0 or 25.0 dBv
8.6 K Ohm balanced input
4.3 K Ohm unbalanced input
2 via XLR male or DataPort
Pseudo balanced
All shield terminals connected to chassis
6 (4) Vrms , full scale input level
18 (14.5) dBu
15.5 (12) dBv
600 ohms typical

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