QSC Audio CX168 - Manual (Page 30)

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SPECIFICATIONS CX168
OUTPUT POWER in watts
FTC: 8 ohms per channel (20 Hz.-20 kHz., 0.05% THD) 90
4 ohms per channel (20 Hz.-20 kHz., 0.1% THD) 130
EIA: 8 ohms (1 kHz, 0.1% THD, 1 channel driven) 120 (100 watts, all channels driven)
4 ohms (1 kHz, 0.1% THD, 1 channel driven) 180 (140 watts, all channels driven)
Bridged Mono:
16 ohms, 20 Hz.-20 kHz., 0.1% THD 180
8 ohms, 20 Hz.-20 kHz., 0.1% THD 260
DYNAMIC HEADROOM 2 dB at 4 ohms
DISTORTION
SMPTE-IM Less than 0.02%
Typical 20 Hz.-20 kHz., 10 dB below rated power Less than 0.05%
Typical 1 kHz. and below, full rated power Less than 0.02%
FREQUENCY RESPONSE +0.0, -3.0 dB: 8 Hz. to 50 kHz.
±0.2 dB: 20 Hz.-20 kHz.
DAMPING FACTOR >200 for 8 ohm load (5 kHz. and below)
SIGNAL to NOISE (unweighted, 20 Hz.-20 kHz.) -107 dB
VOLTAGE GAIN (gain control set to 0 dB attenuation) 26 dB (20 X)
INPUT SENSITIVITY for rated power into 8 ohms 1.35 Vrms
INPUT CLIPPING, Vrms 10 Vrms (+22 dBu)
INPUT IMPEDANCE 10k ohms unbalanced , 20k ohms balanced