Published On Feb 9, 2018
The main component is the PAM8403 digital amplifier. It’s very small and can be powered with an USB cable. It can deliver three watts per channel and it has a very low price, especially if you buy more pieces at once. It works with 4ohms and 8ohms speaker drivers.
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PAM8403 Amplifier Board: https://s.click.aliexpress.com/e/_De4...
Speakers 2" 3W: https://s.click.aliexpress.com/e/_Deg...
50K dual potentiometer: https://s.click.aliexpress.com/e/_Dnk...
Potentiometer knobs silver/black: https://s.click.aliexpress.com/e/_Dn3...
Small switch 10x15mm: https://s.click.aliexpress.com/e/_DnN...
volume potentiometer schematic: https://i.imgur.com/Yj3sOqr.jpg
PAM8403 speaker schematic: https://i.imgur.com/LhEsWEq.jpg
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Song: Giraffe Squad - Wait For Me [NCS Release]
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Song: Warrio - Mortals (feat. Laura Brehm) [NCS Release]
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