QX41500
High Performance 4 x 1500W Power AmplifierThe Quest QX41500 is a professional powerhouse amplifier delivering 4 x 1500W from a compact 2U form factor. Engineered with advanced auto load sensing and state-of-the-art UMAC™ Class-D circuitry, it ensures rapid activation and sustained performance under rigorous conditions. Its robust construction and precise signal processing capabilities provide uncompromised audio fidelity, making it the amplifier of choice for the most demanding commercial and multi-zone installations.
Key Specifications:
- Channels: 4 x 1500W (Low-Z & 70/100V)
- Mounting: 2RU Rack
- Optional: Dante/AES67 Version
SPECIFICATIONS
POWER (PEAK)
Total Power
6000W
Normal Operation
8Ω
4 x 1500W
4Ω
4 x 1400W
70V
4 x 1500W
100V
4 x 1500W
POWER (RMS)
Total Power
6000W
Normal Operation
8Ω
4 x 1500W
4Ω
4 x 1400W
70V
4 x 1500W
100V
4 x 1500W
I/O
OUTPUT CIRCUITRY
UMAC™ Class-D – full bandwidth PWM modulator with ultra-low distortion
OUTPUT CHANNELS
Four outputs on SpeakON Connectors
INPUT CHANNELS
XLR Balanced Inputs and Euroblock Links
DEFAULT GAIN
32 dB
FREQUENCY RESPONSE
20 Hz to 20 kHz (+/-0.3 dB)
TOTAL HARMONIC DISTORTION
0.004% (1 kHz @ 1/8th Power / 8 ohm load)
DYNAMIC RANGE
111 dB (A-weighted)
MAXIMUM INPUT LEVEL
+24 dBu
INPUT IMPEDANCE
10kohm
LATENCY
N/A
CONTROL
CONTROLS AND INDICATORS (FRONT)
Per Channel: Volume Potentiometer, 80 Hz HPF Switch, 100 Hz LPF Switch, Bridge-Mono Switch, Limiter Switch and Auto-Standby Switch
CONTROLS AND INDICATORS (REAR)
N/A
CONTROL AND MONITORING
N/A
DIGITAL SIGNAL PROCESSING
N/A
PROTECTION CIRCUITS
Thermal protection, Over-Current Protection, DC Protection, HF Protection
ELECTRICAL
MAINS POWER INPUT
Universal Mains, 100-240V, 50-60 Hz
MAINS CONNECTOR
powerCON
POWER CONSUMPTION - STANDBY
4.9 W
POWER CONSUMPTION - IDLE
50 W
POWER CONSUMPTION - 1/8TH POWER / 8 ohm Load
750 W
POWER CONSUMPTION - 1/3RD POWER / 8 ohm Load
2000 W
HEAT
HEAT GENERATED - STANDBY
16.7 BTU/hr / 4.2 kJ per hour
HEAT GENERATED - 1/8TH POWER / 8 ohm Load
341 BTU/hr / 85 kJ per hour
COOLING
Fan-Forced Air Cooling – Temperature-Dependent
FAN NOISE (ANECHOIC CHAMBER @ 1 m)
38 dB(A)
SIZE
RACK SIZE
2RU
DIMENSIONS (W x H x D)
482 x 88 x 416 mm (19 x 3.5 x 16.4")
WEIGHT
12.4 kg (27.3 lbs)
SHIPPING DIMENSIONS (W x H x D)
610 x 135 x 550 mm (24 x 5.3 x 21.7")
SHIPPING WEIGHT
14.8 kg (32.6 lbs)
ACCESSORIES
ACCESSORIES (INCLUDED)
Mains Cable, Feet
ACCESSORIES (AVAILABLE SEPARATELY)
Dante® 4CH Input Card (QDNT4D), Dante® 4CH Input Card with Switched Output (QDNT4DS), Volume Control Card (QVR4), Wall Plate Volume Control (WPV1)
OPTIONS
Dante® Expansion Card (additional 4 inputs, Dante® AoIP, AES67 compatible)
| Maximum Dynamic Power (@ 1kHz, 1% THD) (PEAK) |
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INSTALLATION ACCESSORIES
WPV1
Wall plate volume control for QX amplifiers with QRV4 card.
QRV4
Remote volume control card for QX Series amplifiers, used with WPV1 panel.
QDNT4D
Dante/AES67 expansion card for QX amps; adds four networked audio input channels.
QDNT4DS
The QDNT4DS is a switched Dante expansion input card designed for QX Series amplifiers. It supports both Dante and AES67 protocols and includes a spare switched output for cascading applications.
