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#battery

battery circuits ready to build, each with a parts list, a schematic and a picture showing how to connect it. Want to change something? Make your own copy in one click.

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  • Basic LED circuit

    Never built a circuit before? Then start here. You can build this in a couple of minutes. It's a simple LED circuit that's powered by a 9V battery.

    3 parts by Oyvind Nydal Dahl #simple#led#resistor