| System check! Elektor wants to know: What frustrates you most during a typical engineering project? What is the biggest root cause of projec...
All items tagged with power supplies and Prototyping Production News (8)
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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...
| Looking for new power- and energy-related projects and insights? Download the free Power & Energy 2026 Bonus Edition of Elektor for articles...
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| Keeping lithium cells or batteries in spare parts boxes isn’t very practical if you can’t verify their efficiency or actual charge capacity....
| Clean up hum in your audio power amps with this smart supply design. The project demonstrates a simple way to cut ripple without full regula...
| Discover how to build an adjustable power supply with voltage control and current limiting using proven techniques. Perfect for single or du...
| Whether you want to test a DIY audio amplifier that doesn't have its own power supply yet, or you're troubleshooting a device suspected of h...
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| How much power does my connected device use? Does its sleep mode conform to the manufacturer's documentation? How long will the CR2032 batte...