21
PowerLight 3.4
PowerLight 4.0
PowerLight 3.8
X
OUTPUT POWER
FTC: 20 Hz–20 kHz @ 0.1% THD,
both channels driven
8
Ω
per channel
725
900
900 (Ch. 1), 450 (Ch. 2)
4
Ω
per channel
1200
1400
1400 (Ch. 1), 800 (Ch. 2)
EIA: 1 kHz @ 1% THD
8
Ω
per channel
800
1000
1000 (Ch. 1), 500 (Ch. 2)
4
Ω
per channel
1250
1600
1500 (Ch. 1), 850 (Ch. 2)
2
Ω
per channel
1700
2000
2500 (Ch. 1), 1500 (Ch. 2)
Bridged Mono:
8
Ω
, 20 Hz–20 kHz, 0.1% THD
2400
2800
n/a
4
Ω
, 1 kHz, 1% THD
3400
4000
n/a
DYNAMIC HEADROOM
1.9 dB at 4
Ω
1.9 dB at 4
Ω
1.9 dB at 4
Ω
DISTORTION
SMPTE-IM
Less than 0.05%
FREQUENCY RESPONSE
20 Hz to 20 kHz, ±0.15 dB
(at 10 dB below rated output power)
5 Hz to 60 kHz, +0/-3 dB
DAMPING FACTOR
Greater than 500
NOISE (unweighted)
105 dB below rated output (20 Hz to 20 kHz)
VOLTAGE GAIN
80× (38 dB)
80× (38 dB)
80× (38 dB) (Channel 1)
49× (34 dB) (Channel 2)
INPUT SENSITIVITY, V
RMS
0.95v (+1.8 dBu)
1.06v (+2.7 dBu)
1.06v (+2.7 dBu) (Channel 1)
(for rated power into 8 ohms)
1.22v (+4.0 dBu) (Channel 2)
INPUT IMPEDANCE
10 k
Ω
unbalanced
20 k
Ω
balanced
CONTROLS
Front: AC switch, Ch. 1 and Ch. 2 gain knobs, Ch. 1 and Ch. 2 clip limiter switches
Rear: Parallel/Stereo/Bridge switch
(except PowerLight 3.8
X
), remote power supply enable terminals
INDICATORS
PROTECT: Red LED
CLIP:
Red LED, 1 per channel
STANDBY: Yellow LED
-10 dB:
Yellow LED, 1 per channel
POWER:
Green LED
-20 dB:
Yellow LED, 1 per channel
SIGNAL:
Green LED, 1 per channel
CONNECTORS
Input:
Barrier strip and Neutrik “Combo” XLR and
1/4" (6.3 mm) TRS, tip and pin 2 positive
Output:
“Touch-Proof” binding posts
DataPort:
HD 15 female connector for QSC MultiSignal Processor or Basis product
COOLING
Continuously variable speed fan, back-to-front air flow
TECHNISCHE DATEN ESPECIFICACIONES
S P E C I F I C AT I O N S S P É C I F I C AT I O N S
