User manual

17
PowerLight 3.4 PowerLight 4.0
OUTPUT POWER
FTC: 20 Hz–20 kHz @ 0.1% THD
8W per channel 725 900
4W per channel 1200 1400
EIA: 1 kHz @ 1% THD
8W per channel 800 1000
4W per channel 1250 1600
2W per channel 1700 2000
Bridged Mono:
8W, 20 Hz–20 kHz, 0.1% THD 2400 2800
4W, 1 kHz, 1% THD 3400 4000
DYNAMIC HEADROOM 1.9 dB at 4W 1.9 dB at 4W
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)
INPUT SENSITIVITY, V
RMS
0.95 (+1.77 dBu) 1.06 (+2.72 dBu)
(for rated power into 8 ohms)
INPUT IMPEDANCE 10 kW unbalanced
20 kW 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, 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
Data Port: HD 15 female connector for QSC MultiSignal Processor
COOLING Continuously variable speed fan, back-to-front air flow
TECHNISCHE DATEN ESPECIFICACIONESSPECIFICATIONS SPÉCIFICATIONS