Car amplifier mono 100w power amplifier tda7293 floor (the 100w 120v dmos) IC dcdc converter section tl494 (pwm control) used. Adding audio input filter can be used as a bass amp. Used in the primary winding of the transformer... Electronics Projects, 100W Car Amplifier Circuit TDA7293 TL494 DC to DC ETD29 "audio amplifier circuits, dc dc converter circuit, ic amplifier, tl494 circuit, " Date 2019/08/03