Amplifier 2x200W power MOSFETs in the circuit used irfp9240 irfp240 and symmetrical power supply voltage + – 50v and 200 watts rms 4ohm speaker gives you the power. A sense of calm with current adjustment potentiometer 4.7k from 100... Electronics Projects, MOSFET 400W Stereo Power Amplifier Circuit irfp9240 irfp240 Proteus isis "audio amplifier circuits, transistor amplifier, " Date 2019/08/02