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Idea is to make small cheap portable variable power supply for hobbyists. It main purpose is to test some electronic components or to power some projects in their early development or for POC stage.

Parts used in project are:

- Digital voltmeter/ammeter - DSN-VC288
- DC-DC step-down buck-converter - LM2596
- 10k potenciometer
- 2 output terminals
- 2 input terminals
- switch
- some wires
- some case from cream or something”

Link to article