Probably the most sold TDA7294 integrated amp bass amp became one of the TDA7294 this application even though the car is designed to be used in part thanks to the TL494 controlled SMPS circuit 12v battery voltage symmetrical entered... Electronics Projects, TDA7294 Car Subwoofer Amplifier Circuit TL494 DC to DC Converter "dc dc converter circuit, ic amplifier, tda7294 amplifier circuit, tl494 circuit, " Date 2019/08/03