How To Make A Power Amplifier At Home

Описание: Equipment :
1. La - 4508 Sound IC Circuit Board (4 Volume)
2. Amplifier Casing (4 Volume)
3. Audio MP3 Card
4. Volume Knob (4 Pieces)
5. Transformer (12 - 12 Volt)
6. Amplifier Audio Speaker Wire Connector
7. Voltage Regulating IC - 7805 (1 Piece)
8. Connection Wire
9. Audio Device