เครื่องขยายเสียง 4 ชาเเนล 4×2000 วัตต์ ที่ 4 โอมห์
หมวดหมู่ : สินค้าระบบเสียง ,  เครื่องขยายเสียง , 
แบรนด์ : QSC
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QSC PLD4.5 Processing Amplifier
With four flexible channels of up to 2000 watts each, lightweight PowerLight universal power supply, DSP on-board for each channel, and all the right connectors, the PLD4.5 is ideal for production and live sound applications.
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Features
- Visit the Amplifier Navigator Software to download and update
PLD4.2 | PLD4.3 | PLD4.5 | ||
Typical Distortion | 0.010.06% | |||
Maximum Distortion | 1.0% | |||
Frequency response | 20 Hz15 kHz ±0.2 dB 20 Hz20 kHz +0.2/-0.7 dB | |||
Noise: Unweighted Output Unmuted | -101 dB | |||
Noise: Weighted Output Muted | -109 dB | |||
Gain | 1.2V | 34.0 dB | 38.4 dB | 38.4 dB |
Damping factor | >150 | |||
Input impedance | >10 kΩ, balanced or unbalanced | |||
Maximum rms input level | 3.9V | 12.28 V (+24 dBu) | ||
1.2V | 3.88 V (+14 dBu) | |||
Amplifier and load protection | Short circuit, open circuit, thermal, RF protection. on/off muting, DC fault shutdown, active inrush limiting, input current limiting | |||
AC Power Input | 4.2: Universal Power Supply 100-132/200240 VAC, 5060 Hz 4.3/4.5: Universal Power Supply 100240 VAC, 5060 Hz |
PLD4.2 | PLD4.3 | PLD4.5 | |||||
Peak | Continuous | Peak | Continuous | Peak | Continuous | ||
4 Independent Channels A, B, C, D | 8Ω | 500 W | 400 W | 900 W | 625 W | 1200 W | 1150 W |
4Ω | 700 W | 400 W | 1400 W | 625 W | 2000 W | 1250 W | |
2Ω | 625 W | 325 W | 1200 W | 625 W | 1600 W | 625 W | |
2 Channel BTL Bridged A+B or C+D Doubles Voltage | 8Ω | 1200 W | 800 W | 2400 W | 1250 W | 4000 W | 2250 W |
4Ω | 1500 W | 600 W | NR* | NR* | NR* | NR* | |
2Ω | NR* | NR* | NR* | NR* | NR* | NR* | |
2 Channel Parallel AB or CD Doubles Current | 8Ω | 500 W | 400 W | 1300 W | 1150 W | 1250 W | 1150 W |
4Ω | 950 W | 800 W | 2000 W | 1250 W | 2400 W | 2250 W | |
2Ω | 1200 W | 800 W | 2500 W | 1250 W | 4000 W | 2100 W | |
1 Channel 3CH Parallel ABC Triples Current | 8Ω | 500 W | 400 W | 1400 W | 1150 W | 1400 W | 1150 W |
4Ω | 950 W | 800 W | 2400 W | 2000 W | 2500 W | 2400 W | |
2Ω | 1800 W | 1200 W | 3500 W | 2500 W | 4500 W | 4100 W | |
1 Channel Bridged/Parallel AB+CD Doubles Current and Voltage | 8Ω | 1600 W | 1500 W | 3500 W | 2500 W | 4500 W | 4200 W |
4Ω | 2500 W | 1600 W | 5000 W | 2500 W | 7500 W | 4200 W | |
2Ω | NR* | NR* | NR* | NR* | NR* | NR* | |
1 Channel 4CH Parallel ABCD Quadruples Current | 8Ω | 500 W | 400 W | 1400 W | 1150 W | 1600 W | 1150 W |
4Ω | 1000 W | 800 W | 3000 W | 2500 W | 3000 W | 2300 W | |
2Ω | 1700 W | 1600 W | 5000 W | 2500 W | 5300 W | 4200 W |
NR* = Not Recommended due to excessive current draw
BOLD = Optimal configuration fo rthe load and channel count
PLD4.2 | PLD4.3 | PLD4.5 | |
Controls and indicators (front) | Power Channel MUTE Buttons Channel SELECT buttons Channel input signal and CLIP LED indicators Channel output and LIMIT LED meters HOME, ENTER, EXIT, GAIN navigation buttons Control knob | ||
Controls and indicators (rear) | AC Power Disconnect | ||
Input connectors | Female XLR | ||
Output connectors | NL4 |
PLD4.2 | PLD4.3 | PLD4.5 | |
Dimensions (HWD) inches | 3.5 x 19 x 12 | 3.5 x 19 x 16 | 3.5 x 19 x 16 |
Dimensions (HWD) mm | 89 × 482 × 305 | 89 × 482 × 406 | 89 × 482 × 406 |
Weight, Net / Shipping | 18.5 lb (8.4 kg) / 22 lb (10.0 kg) | 21.0 lb (9.5 kg) / 25 lb (11.3 kg) | 22.0 lb (10.0 kg) / 26 lb (11.8 kg) |
Agency approvals | UL, CE, RoHS/WEEE compliant, FCC Class A (conducted and radiated emissions) | ||
Carton contents | Locking IEC cable, Quick Start Guide, USB cable |