Home made bench power supply

A bench supply always comes handy when you play with electronics on a daily basis. As anything else – if something comes handy you have to pay it`s price.
These supplies are quite expensive compared to the price of what is made of – basically you pay the engineering not the parts that are made of.

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Main parts

Because I was in the need of one bench supply I made my own, out of a few cheap components so I haveĀ spentĀ 10 bucks(USD).

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