| A beer pong turret gives PLACITECH creator Alessandro Placitelli an excuse to experiment with DC motors, 3D printing, joystick control, and...
| A beer pong turret gives PLACITECH creator Alessandro Placitelli an excuse to experiment with DC motors, 3D printing, joystick control, and...
| A faulty “donut” antenna shipped with an ESP32-based ATS-Mini receiver was wired to cancel its own signal. Rewiring the loop fixed it and do...
| 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...
| 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...
| More circuits and engineering insights await you! Visit Elektor's "Circuits & Circuit Design" page to download the free Elektor Circuit Spec...
| Is your ESD wrist strap really protecting you? This innovative ESP32-S3-based tester quickly checks the resistance of the strap-to-wearer pa...
| The Elektor Circuit Special 2026 is here with a fresh collection of practical circuits and hands-on electronics projects. Explore designs in...
| Want a fun way to observe the enormous electric fields generated by approaching thunderstorms? First published in Elektor in June 2003, this...
| In April 2000, Elektor presented a Voice Shifter project to demonstrate how a handful of analog building blocks can dramatically alter speec...