I also post a car amplifier, 100% own achievement. The amplifier consists of SMPS (switching source), SG3525 oscillator and 4 + 4 N-mos IRFZ48 and the amplifier is according to the “classic” N-mos 350 scheme with 6 IRFP240 endpoints.... Electronics Projects, Handmade 350W Car Amplifier Circuit SG3525 DC to DC Converter "audio amplifier circuits, dc dc converter circuit, sg3525 circuit, transistor amplifier, " Date 2019/08/03