Mar 2, 2023

Amplifieing analog audio output from 3.5mm audio jack with PAM8403 amplifier


In this post we will develop an amplifier which amplifies 3.5mm analog audio output, You can use the circuit as a speaker for PC.


Required Electronic Components:
1. PAM8403 Class D 3W amplifier
2. 3.3V 5.5V FT232RL FTDI USB to TTL Serial Adapter Module
3. 5V 3A USB power supply
4. USB Cable, A-Male to Mini-B Cord USB cable
5. 3W Speaker
6. Jumper Wires
7. AUX Cable

Detailed video here:

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