| Power a lamp or heat a mug — no wires needed. This project transfers 20 W through a 5 cm table using 50 kHz electromagnetic resonance. A mic...
All items tagged with Wireless & Communication and Microcontrollers (22)
Members Only
| Bluetooth beacons have always inspired marketing specialists and developers, using it to position objects that cannot use GPS due to a lack...
Members Only
| In the second part of this series, we realized the digital wireless transmission of audio, but the data rate of the prototype was only usabl...
| The September/October 2025 issue of Elektor Mag is out. The magazine explores a range of topics including short-range audio links, satellite...
Members Only
| How can you remotely control home heating? Here’s an SMS remote control system using the mobile network, featuring relay outputs and a tempe...
Members Only
| The Elektor Mini-Wheelie is an experimental self-balancing robot powered by an ESP32-S3 microcontroller and programmable with Arduino. Desig...
Members Only
| GPS is widely used worldwide in everyday life. Lesser-known GNSS RTK systems offer sub-centimeter accuracy using carrier phase data — and th...
Members Only
| A shift light helps manual drivers save fuel and reduce emissions by signaling the best time to upshift. It’s easy to add to almost any car...
Members Only
| Firmware updates for IoT devices close security gaps, add features, and extend system life. However, insecure updates pose risks. This artic...
| Explore Espressif’s latest advances in embedded connectivity, low-power design, and on-device AI in this interview recorded at Embedded Worl...