เพาเวอร์แอมป์ QUEST QX4750 4-Ch Rackmount Power Amplifier
เครื่องขยายเสียง QUEST QX4750 4 ชาแนล Rackmount Professional Amplifier เป็นเพาเวอร์แอมป์ขนาด 1RU มีกำลังขยาย 750 วัตต์ 8 Ohm per channel class D technology, DanteTM/AES67 inputs available via Dante expansion card, Euroblock style I/O connectors
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฿88,300.00 ฿70,640.00
Description
QUEST QX4750 4-Ch Rackmount Power Amplifier
เครื่องขยายเสียง QUEST QX4750 4 ชาแนล Rackmount Professional Amplifier เป็นเพาเวอร์แอมป์ขนาด 1RU มีกำลังขยาย 750 วัตต์ 8 Ohm per channel class D technology, DanteTM/AES67 inputs available via Dante expansion card, Euroblock style I/O connectors
The Quest Engineering QX4750 is a 2 RU power amplifier suited for any application requiring superior performance and reliability. Ideal for multiple zone applications providing commercial sound installations with clean and reliable power.
The QX4750 provides 750 watts per channel of operation into 4 and 8 ohm loads and can bridge channel outputs that can be configured to deliver full channel power to either low- or high-impedance loads. HP and LP filters, limiters and standby are available per channel with fast 1ms wake up time.
For high end commercial, AV or domestic applications, the QX range of amplifiers provide superior class D performance with proven reliability without compromise
Features:
- Superior class D technology providing high performance power amplification.
- Auto Load Sensing 4-16 Ohm, 70V – 100V Hi Z
- Energy star compliance, standby power saving mode available per channel (switchable)
- UMAC™ Class-D – full bandwidth PWM modulator with ultra-low distortion
- DanteTM/AES67 inputs available via Dante expansion card
- Individual volume control, standby, 80Hz HPF, 100Hz LPF,Limiter
- Short circuit protection, DC protection, under voltage protection, temperature protection, overload protection, HF protection
- UREC™ universal mains switch mode power supply with Power Factor Correction (PFC) and integral standby converter
- Euroblock style amplifier I/O connectors
- High Dynamic range incorporating, DynamiQ Bass technology®
- Designed, Engineered, and Assembled in Australia
Specifications
|
Maximum Dynamic Power |
Per Channel | 8ohm : 4x 400W | |
| 4Ohm : 4x 750W | |||
| 70V (22Ohm) : NA | |||
| 100V (33Ohm) : NA | |||
| Bridged-Mono Mode | 8Ohm : 2x 1500W | ||
| 4Ohm : 2x 1400W | |||
| 70v : 2x 1500W | |||
| 100V : 2x 1500W | |||
| Frequency Response | 20-20kHz (+/-0.3dB) | ||
| Peak Output Current | 40A | ||
| Dynamic Range | 111dB (A-weighted) | ||
| Noise Level | -72dBu (A-weighted) | ||
| Distortion (1khz@1W/8Ohm) | 0.004% | ||
| Distortion (1khz@50W/8Ohm) | 0.003% | ||
| Crosstalk (1khz@1W/8Ohm) | -90dB | ||
| Gain | 26dB/32dB | ||
| Maximum Input Level | +24dBu | ||
| Input Type | XLR Balanced Inputs and Euroblock Links (+ optional Expansion Module) |
||
| Input Sensitivity | +7dBu/+4dBu | ||
| Input Impedance | 10kOhm | ||
| Output Resistance | 6.5mOhm/13mOhm | ||
| Front Controls | Volume Adjust, 80Hz HPF Enable, 100Hz LPF Enable, Bridged-Mono Enable, Limiter Enable, Auto-Standby Enable) |
||
|
Indicators (LEDs) |
Blue/Orange | Blue/Orange | |
| Orange | Orange | ||
| Green | Green | ||
| Orange/Red | Orange/Red | ||
| Cooling | Fan cooled, temperature dependent | ||
| Features | Wake On Music, Auto-Mute (1ms wake-up), Limiting on High Temperature | ||
| Amplifier Protection Systems | Thermal protection, Over-Current Protection, DC Protection, HF Protection |
||
| Mains Input Voltage Range | 85VAC – 265VAC | ||
| Standby Power Consumption | 4.8W | ||
| Muted Power Consumption | 16W | ||
| Idle Power Consumption | 28 W | ||
| Standard Power Consumption (Pink Noise@ 1/8th Rated Power, 8ohm) |
160W | ||
| Mains Connector | powerCON | ||
| Output Connector | SpeakON per channel | ||
| Dimensions (H X W X D) | 88 x 482 x 416 mm (3.5 x 19 x 16.4″) | ||
| Weight | 10.2kg (22.5 lbs) | ||
| Accessories | Mains Cable, Feet, User Manual, Euroblock Plugs | ||
Downloads
ดาวน์โหลด Data Sheet QUEST QX4750
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