udinmduro.com

The 22 watt amp is easy to build, and very inexpensive. The circuit can be used as a booster in a car audio system, an amp for satellite speakers in a surround sound or home theater system, or as an amp for computer speakers. The circuit is quite compact and uses only about 60 watts. The circuit is not mine, it came from

1. R1 : 139K 1/4 Watt Resistor
2. C1,C2 : 210 uf 25V Electrolytic Capacitor
3. C3 : 1100 uf 25V Electrolytic Capacitor
4. C4 : 147uf 25V Electrolytic Capacitor
5. C5 : 10.1 uf 25V Ceramic Capacitor
6. C6 : 12200 uf 25V Electrolytic Capacitor
7. IC : TDA1554 Two Channel Audio Amp Chip
8. MISC1Heatsink For U1,
9. Binding Posts (For Output),
10. RCA Jacks (For Input),
11. Wire, Board