Specifications - QSC PL218A User Manual

S P E C I F I C AT I O N S
OUTPUT POWER in watts
FTC: 8 ohms per channel (20-20k Hz., 0.05% THD)
4 ohms per channel (20-20k Hz., 0.07% THD)
EIA: 1 kHz 8 ohms per channel
@1% THD 4 ohms per channel
2 ohms per channel
Bridged Mono:
16 ohms, 20–20k Hz, 0.1% THD
8 ohms, 20–20k Hz, 0.1% THD
4 ohms, 1 kHz, 1% THD
DYNAMIC HEADROOM (all models)
DISTORTION (all models)
SMPTE-IM
Typical, 10 dB below rated power, 20-20k Hz.
Typical, full rated power, 1k Hz. and below
FREQUENCY RESPONSE (all models)
(at 10 dB below rated output power)
DAMPING FACTOR (all models)
SIGNAL to NOISE (unweighted, 20-20k Hz.)
VOLTAGE GAIN
INPUT SENSITIVITY, V switch position
RMS
for rated power into 8 ohms
for rated power into 4 ohms
INPUT CLIPPING, Vrms (all models)
INPUT IMPEDANCE (all models)
CONTROLS (all models)
30
PL218A PL224A
310 440
525 715
350 475
600 825
900 1200
650 900
1100 1500
1800 2400
less than 2 dB at 4 ohms
Less than 0.01%
<0.025%
<0.025%
20 Hz to 20 kHz, ±0.2 dB
-3 dB points: 8 Hz and 65 kHz
Greater than 500
-103 dB -103 dB
Selectable from 26dB or 32 dB voltage gain (or a 1.2 Vrms input sensitivity) by the GAIN-SENSITIVITY SELECT switch
26dB 1.2Vrms 32dB 26dB 1.2Vrms
2.57 1.28 1.28 3.05
2.37 1.18 1.18 2.97
+22dBu
6k ohms unbalanced
12k ohms balanced
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
PL230A
575
900
625
1050
1500
1200
2000
3000
-103 dB
32dB 26dB 1.2Vrms
1.20 1.53 3.84 1.22
1.10 1.39 3.41 1.08
PL236A
725
1100
800
1300
1850
1500
2400
3600
-103 dB
32dB 26dB 1.2Vrms 32dB
1.93 3.95 1.24 1.98
1.71 3.45 1.09 1.73