Schematic Diagram

22 Watt Stereo Audio Amplifier

With one single IC, you can build stereo audio amplifier. The schema is simple, easy made and low in cost. Please take a note that you need headsink on the IC to prevent overheat.

Component List:

R1 C1,C2 C3 C4 C5 C6 U1 MISC

39K 1/4 Watt Resistor 10uf 25V Electrolytic Capacitor 100uf 25V Electrolytic Capacitor 47uf 25V Electrolytic Capacitor 0.1uf 25V Ceramic Capacitor 2200uf 25V Electrolytic Capacitor TDA1554 Two Channel Audio Amp Chip Heatsink For U1, Binding Posts (For Output), RCA Jacks (For Input)