Learn how to build a simple DIY styrofoam cutter and grinder using everyday household items! This step-by-step tutorial shows you how to assemble a handheld, battery-powered tool with a DC motor and a ...
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How to make a simple electric motor at home | DIY science project with household items
Discover how to craft a simple electric motor using everyday household items in this detailed, step-by-step tutorial. Follow along as we transform basic materials—like copper wire, an old CD, magnets, ...
A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.
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