| Three transformer stages switch in automatically, so the pass transistor only ever drops the minimum. A Power-MOS rectifier and voltage doub...
More about Power & Energy (220)
| Mobile power sounds simple until a charger, cable, connector, battery, and device all disagree about what should happen. Join Brian Tristam...
€5 (FREE for Members)
| Build a compact battery-powered load-step tester to evaluate bench power supply transient response. Using MOSFET switching and Schmitt-trigg...
| The Elektor Low-Noise Lab Power Supply Kit is now available! Build a professional-quality, fully analogue bench power supply with exceptiona...
| electronica Fast Forward 2026 applications are open until July 1, 2026, giving selected hardware and deep-tech startups a chance to present...
€5 (FREE for Members)
| An Arduino Nano microcontroller provides a simple and cost-effective platform for battery measurements and testing. When paired with TestLab...
| How were engineers charging Li-ion batteries before today's highly integrated charger modules? Back in 2007, Elektor published a compact MAX...
| PCB etching gets a proper Elektor angle in Bettina Neumryr’s latest video, which recreates a project from the July/August 1980 Elektor Magaz...
€5 (FREE for Members)
| Mains hum from loudspeakers isn’t always caused by bad wiring, poor cables, interference, or grounding issues. Sometimes the amplifier power...
€5 (FREE for Members)
| Smart battery storage for balcony power plants now lets you use more of your own energy instead of giving it away. Improved control and effi...