QSC Audio PL230A - Manual (Page 30)

PL218A PL224A PL230A PL236A
OUTPUT POWER in watts
FTC: 8 ohms per channel (20-20k Hz., 0.05% THD) 310 440 575 725
4 ohms per channel (20-20k Hz., 0.07% THD) 525 715 900 1100
EIA: 1 kHz 8 ohms per channel 350 475 625 800
@1% THD 4 ohms per channel 600 825 1050 1300
2 ohms per channel 900 1200 1500 1850
Bridged Mono:
16 ohms, 20–20k Hz, 0.1% THD 650 900 1200 1500
8 ohms, 20–20k Hz, 0.1% THD 1100 1500 2000 2400
4 ohms, 1 kHz, 1% THD 1800 2400 3000 3600
DYNAMIC HEADROOM (all models) less than 2 dB at 4 ohms
DISTORTION (all models)
SMPTE-IM Less than 0.01%
Typical, 10 dB below rated power, 20-20k Hz. <0.025%
Typical, full rated power, 1k Hz. and below
<0.025%
FREQUENCY RESPONSE (all models) 20 Hz to 20 kHz, ±0.2 dB
(at 10 dB below rated output power) -3 dB points: 8 Hz and 65 kHz
DAMPING FACTOR (all models) Greater than 500
SIGNAL to NOISE (unweighted, 20-20k Hz.) -103 dB -103 dB -103 dB -103 dB
VOLTAGE GAIN Selectable from 26dB or 32 dB voltage gain (or a 1.2 Vrms input sensitivity) by the GAIN-SENSITIVITY SELECT switch
INPUT SENSITIVITY, V RMS switch position 26dB 1.2Vrms 32dB 26dB 1.2Vrms 32dB 26dB 1.2Vrms 32dB 26dB 1.2Vrms 32dB
for rated power into 8 ohms 2.57 1.28 1.28 3.05 1.20 1.53 3.84 1.22 1.93 3.95 1.24 1.98
for rated power into 4 ohms 2.37 1.18 1.18 2.97 1.10 1.39 3.41 1.08 1.71 3.45 1.09 1.73
INPUT CLIPPING, Vrms (all models) +22dBu
INPUT IMPEDANCE (all models) 6k ohms unbalanced
12k ohms balanced
CONTROLS (all models) Front: AC switch, CH 1 and CH 2 gain knobs
Back: Slide switches with LED confirmation for: Input Configuration, Mode, DataPort Input Signal assignment and Gain-Sensitivity Select
Side: SIP networks for crossover frequency and low frequency delay; push-button toggle switch for Subaudio Filter; DIP switches for Subaudio Frequency select,
Lo Frequency delay enable/off, HF Attenuation 0 to -15 db adjust, Horn Boost 0 to +14 dB adjust. “Per Channel” switches: Power Limiter enable/off,
Power Limiter Mode peak/average, Power Limiter Threshold 0 to -15dB adjust, Power Limiter attack & release time fast-medium-slow, Power Limiter
tracking none/bi-amp (CH 2 tracks CH 1)/”reverse” bi-amp (CH 1 tracks CH 2)/stereo (each channel tracks the other), and Clip Limiting on/off
S P E C I F I C AT I O N S
30