| Ever wondered how a solar-powered lamp powers an LED with just a single 1.2 V cell? A closer look reveals a clever single-transistor voltage...
All items tagged with Circuits & Circuit Design and Power & Energy (16)
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| Want to test batteries or solar panels? You need a load resistor. With this electronic load resistor project, you can not only simulate a lo...
| Discover how to build an adjustable power supply with voltage control and current limiting using proven techniques. Perfect for single or du...
| Elektor has a long history of presenting innovative amplifer designs. Combining a classic Class-B design with short-circuit protection and u...
| This USB stick has over 3,500 circuit designs from all kinds of electronics. You’ll find projects for audio, video, computers, radio, and ev...
| Have you ever been in the middle of a project and realized you didn’t have the right equipment? Saad faced this issue while pushing his AmpV...
| Check out the latest installment of Elektor Lab Notes. We cover some of the newest projects on our workbenches, including vacuum tube electr...
| In the EU and California, USB-C power adapters are now mandatory for cell phones and many other portable devices. So if you need some power...
| DC-DC converters can produce various regulated voltage outputs from an input voltage provided by a battery or a fixed-voltage power supply....
| Check out the latest installment of Elektor Lab Notes. We cover some of the latest projects we are working on, including the ESP32 Energy Me...