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Soundmagus Technology Co., Ltd.

China Manufacturer with main products: Car Amplifier, Bluetooth Car Amplifier, Car Audio Amplifier, Class d Amplifier, Compact Amplifier, Processor and Accessories, DSP Car...

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Soundmagus Class D 4ch Full Range Amplifier PK550.4

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Class D 4CH Full Range Amplifier (14.4V)
4 Ohm Load 4CH x 95W
2 Ohm Load 4CH x 140W
4 Ohm Load 2CH x 260W (Bridged)
Output circuitry: Class D
Output power(RMS, ≤1% THD + N @ 0.5 ohms):
Output power(RMS, ≤1% THD + N @ 1 ohms):
Output power(RMS, ≤1% THD + N @ 2 ohms): 4CH x 140W
Output power(RMS, ≤1% THD + N @ 4 ohms): 4CH x 95W
Signal-to-noise ( @ 1W): >70dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)
Signal-to-noise ( @ highest rated power): >90dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)
Maximum power: 260W Bridged  @ 4ohms
Frequency Response: 18HZ~35KHZ(-3dB)
Protection: Intelligent Power Management System
Input Voltage Range  @ RCA Inputs: 0.2-5V
Min Copper Power/Ground Wire Gauge: 8 AWG wire
Fuse Rating: recommend use external 60A fuse
Filter Modes: ■LPF ■HPF
Filter Slope (dB/Octave): 12dB/oct
Filter Frequency Range: A group HPF 15Hz-200HZ ; B group LPF/HPF 50Hz-750Hz
Filter Defeatable: YES
Remote Level Control: NO
Channel Input Mode Switch: NO
Pass-Through Preamp Output Type: NO
Dimensions: 291 x 150 x 54 (mm)
PK series:
High efficiency class-D circuitry. All models’ efficiency exceeds 85%.
Superior sound quality. It can create more clear and accurate sound; And it can reproduces wide sound stage and lively music than other class-D or even most class-AB amplifiers.
High reliability & High stability design.
SMD parts and double sided PCB finish.
RoHS, CE, E-mark certificates available.
SOUNDMAGUS warmly welcome your corporation. We accept OEM/ODM .

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