IRS2092S 500W Mono Channel Digital Amplifier Board Class D HIFI Power Amp Board

Features : 1.Output short circuit protection. 2.Output DC bias protection speaker protection. 3.Over temperature protection: the output will turned off when the temperature of the heat sink FET is higher than 100 degrees C. 4.This is a pure power amplifier board, whose sensitivity of the input signal of 1.5V rms, if your input signal voltage can t reach this value, recommend add preamp. 5.Mono channel,for 2.0 channel need bid two. Specifications: Power supply: dual DC power supply + 58 + 70V The rated output power: 500W (+ 65V power supply, 4 ohm load, distortion 10percent ) Efficiency:> = 90percent SNR: 90dB The total harmonic distortion: 380W (+ 65 power 4 ohm speaker, distortion <0.1percent ) 280W (+ 65 power 8 ohm speaker, distortion <0.1percent ) Frequency range: 20Hz 20KHz Speaker: 4 8ohm Voltage Magnification: 36 times Input sensitivity 1.5V (RMS) Output short circuit protection: Yes That output DC bias protection speaker protection: Yes Over temperature protection: Yes, radiator FET temperature higher than 100 degrees C, turn off the output! Use precautions: 1. Rated supply voltage is + 65V, + 58 + 70V range, do not over 70V! positive and negative do not pick wrong 2. Recommended power supply + 65V 3. Recommended 4 8 Ohm 10 18inch speaker 4. Carefully check before electricity, ensure the wiring is correct. Package list: 1 x Digital Amplifier .