PD-4200、PD-4300、PD-4400、PD-4500、PD-4600、PD-4700、PD-4800、PD-4900（3U） Power Amplifier

1: Main input voltage AC/190V-240V

2: Damping coefficient at 8 Ω: > 400

3: Frequency response 20HZ-20KHZ ± 0.3dB

4: Total harmonic distortion<0.03%;

5: Signal to noise ratio>102dB;

6: Channel separation (crosstalk) at 1KHz>100dB, 8 Ω

7: Protection functions: startup buffer, overcurrent protection, short circuit protection, over temperature protection, output DC protection, etc

8: Number of fans: 4, which better helps the power amplifier dissipate heat and has strong stability

9: Purpose: It can be connected to at least 3 speakers simultaneously (one of which can be directly connected to the subwoofer, and the rear panel is equipped with a bass adjustment knob, making operation more convenient); This series is equipped with a bridging switch, which allows you to choose the bridging function according to customer needs; 200W to 400W suitable for various conferences, as well as small indoor and home KTVs; Above 500 watts are suitable for various medium to large scale performances and KTVs;

10: Line level: 200W -300W: Class AB; Above 500W: Class H