| StuckAtPrototype creator Damian Glinojecki joins Elektor Engineering Insights live on October 7, 2026, to discuss open-source hardware, PCB...
All items tagged with IoT & Sensors and Circuits & Circuit Design (28)
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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...
| Wireless alarms are everywhere: homes, businesses, and public facilities. But what happens when someone deliberately blocks their signal? Th...
| 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...
| As part of our anniversary celebration, we’re offering interested Elektor readers several subscription deals at prices significantly lower t...
| A handful of CMOS logic chips is all it takes to build this versatile warning alarm. Discover a classic 1980 Elektor design that monitors se...
| Can a handful of transistors outperform a microcontroller? This acoustic sensor delivers reliable, fail-safe sound detection and shows how e...
| The CoffeeCaller nRF52840 board is an open-hardware development platform built around Nordic Semiconductor’s nRF52840, with full KiCad desig...
€5 (FREE for Members)
| To weigh large items like bicycles or suitcases, standard scales are often impractical. This solution uses up to four small scales that tran...
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