| Build a versatile function generator that takes a refreshingly different approach, creating a sinewave first and converting it into triangle...
More about Circuits & Circuit Design (414)
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| Modular electronics is the focus of Elektor Lab Talk #50 on September 17, 2026. The team will look at processor and RF modules, carrier boar...
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| CoffeeCaller turns the office coffee break into a custom mesh-networked electronics project. See how an ESP32 prototype evolved into an nRF5...
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| Elektor asked makers, engineers, educators, and creators to share their go-to workbench tips. The result: practical advice on designing, bui...
| A beer pong turret gives PLACITECH creator Alessandro Placitelli an excuse to experiment with DC motors, 3D printing, joystick control, and...
| Wireless alarms are everywhere: homes, businesses, and public facilities. But what happens when someone deliberately blocks their signal? Th...
| Rediscover a 2015 guitar overdrive that uses OTAs and germanium diodes for distinctive analog distortion. See why this clever circuit is sti...
| Every solder joint on a PCB is a thermocouple, and at 20 nV resolution, they matter. This UI calibrator answers with a 50°C oven under the m...
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| Control a water heater remotely with an ESP32 and Telegram. Switch it on or off and check its status from your smartphone—no home automation...
| ESP32 by Example moves beyond the original book and hardware kit in EEI #62, as James Solderitsch joins Elektor to discuss example-led teach...
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