
This post shows you how to build a Mini LM358 Amplifier using the LM358 IC BD139 Transistor. The LM358 IC is a Dual operational Amplifier powered by 5v DC.
LM358 Amplifier Circuit Diagram :
Circuit Designed by easy eda

Components Needed :
- LM358 IC – 1no
- BD139 Transistor – 1no
- 470uf Capacitor – 1no
- 2.2uf Capacitor – 1no
- 1k Resistor – 1no
- 100k Resistor – 1n0
- Zero Board
Tools Needed :
- Soldering Iron
- Soldering Stand
- PCB Holding Stand
- Cutter
- lead & Past
Nice
Nice. I will like to know how to make a stereo audio with LM358