| The low-cost ESP32-C3 SuperMini modules feature a compact SMD antenna. However, the small antenna design greatly restricts the effective Wi-...
| The low-cost ESP32-C3 SuperMini modules feature a compact SMD antenna. However, the small antenna design greatly restricts the effective Wi-...
| Discover how a Raspberry Pi, a DDS module, and an ADC come together to form a powerful DIY RF sweep generator for RF testing. This compact s...
| Introduction to Electronic Filters is a new Elektor publication by Dr. Peter Dalmaris that teaches readers the principles and applications o...
| The dynamic compression of audio signals is important for reducing signal peaks to avoid saturation of the output signal. The circuit presen...
| Discover how a two-terminal dimmer design offers efficient, precise control of LEDs, lamps, and heating elements without extra wiring. Pulse...
| Most multimeters struggle with accurately measuring very low resistances, but this DIY milliohm meter fills that gap. Designed to measure fr...
| In audio circuits, virtual grounds offer an innovative alternative to switching signal lines. Instead of routing signals through a switch, t...
| Today, phone-connected front-door cameras and comms systems are ubiquitous. But they weren't as common just a few years ago. Here's a DIY sm...
| Straight out of the golden age of DIY electronics, the Digital Wooing Aid circuit turns TTL logic into tender words. It is nostalgia, nerdin...
| Elektor engineer Saad Imtiaz shares his workflow for designing 3D-printed enclosures using tools like SolidWorks, Onshape, and KiCad. He exp...