| Properly selected components make it easier to design modern, energy-efficient power supplies. However, to maximize device performance, comp...
More about power supplies (357)
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| Mains hum from loudspeakers isn’t always caused by bad wiring, poor cables, interference, or grounding issues. Sometimes the amplifier power...
| This compact through-hole PSU design features two independently adjustable LM317-based regulated outputs, supporting both EI30 and EI42 main...
| This LM723 power supply delivers 0–24 V at up to 750 mA without requiring a negative or floating auxiliary supply. Using clever configuratio...
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| This second part of the small project series is a practical guide to assembling and testing the precision laboratory power supply presented...
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| In the previous issue, an adjustable DC load was presented. It allows the implementation of an electronic load for DC power supplies and can...
| Low-noise power for audio and sensors is easy to get “working” and hard to get quiet: in this Elektor Lab Talk #42 clip, Ton Giesberts shows...
| Ready to solder? This audio series delivers easy-to-build DIY circuits, beginner-friendly components, just enough electronics theory, and lo...
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| This article covers an extended, symmetrical version of an adjustable DC load. The design is suitable, for example, for testing the typicall...
| Looking for new power- and energy-related projects and insights? Download the free Power & Energy 2026 Bonus Edition of Elektor for articles...