TDA7294 integrated amp is pretty popular in a very sound system is being used. Has a very clean sound. The materials used in the circuit with very little a few passive components are easy to install. TDA7294 100V –... Electronics Projects, 100 Watt Amplifier Circuit TDA7294 PCB "audio amplifier circuits, ic amplifier, simple circuit projects, tda7294 amplifier circuit, " Date 2014/06/22