DIY bench power supply (under 20€)
thingiverse
This is a small variable power supply for low current demanding projects. The tollerances are a little bit tight but i managed to pop everything right into place with a little bit of force. Parts list: DC DC Buck Boost Converter: https://www.aliexpress.com/item/4000424191711.html?spm=a2g0s.9042311.0.0.27424c4dp6dwng 14€ 10Pcs 3A 12v For DC Power Supply Jack: https://www.aliexpress.com/item/4001152562632.html?spm=a2g0s.9042311.0.0.27424c4doYqCEB 0.75€ AC DC Adapters Power Supplies 12V3A: https://www.aliexpress.com/item/1005002046814444.html?spm=a2g0s.9042311.0.0.27424c4doYqCEB 3€ 10Pcs/set Male Female J072 4mm Banana Plug: https://www.aliexpress.com/item/1005001407318451.html?spm=a2g0s.9042311.0.0.27424c4dhSpCfh 2.60€
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