| Before smart cameras, wireless sensors, and connected security systems became commonplace, protecting a room could be as simple as a laser b...
All items tagged with Circuits & Circuit Design and IoT Sensors News (33)
| 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...
| System check! Elektor wants to know how you feel about PCB design. What type of PCB do you design most often? Which factors influence your d...
| Can a handful of transistors outperform a microcontroller? This acoustic sensor delivers reliable, fail-safe sound detection and shows how e...
| Elektor partners with oemsecrets to embed an electronic component search tool directly into articles. Engineers can quickly find, compare, a...
| 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...
| Need a Hall sensor? A strip of copper, a strong magnet, and an LM358 are all you need to explore the Hall effect hands-on. This experimental...
€5 (FREE for Members)
| The low-cost ESP32-C3 SuperMini modules feature a compact SMD antenna. However, the small antenna design greatly restricts the effective Wi-...
€5 (FREE for Members)
| PCB design is not just about getting the circuit to work. A professional design balances electrical performance, manufacturability, EMI comp...