1000 watts power quality have a design output stage 6 irfp9240 (P-Channel) and 6 irfp240 (N-Channel) used the audio input section of the lf411 JFET input a quality op-amp opamp onset 15volt zener are provided with amp circuit supply... Electronics Projects, 1000W Mosfet Amplifier Circuit Mosfet IRFP240 IRFP9240 "audio amplifier circuits, transistor amplifier, " Date 2019/08/01