| 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...
More about Circuits & Circuit Design (391)
| Before trusting that bargain-bin power adapter, make sure it’s not packing surprises. This DIY AC power adapter tester quickly identifies vo...
€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-...
| 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...
€5 (FREE for Members)
| 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...
€5 (FREE for Members)
| This versatile project provides flexible and dynamic signal distortion as a sound effect for synthesizers and guitars. A chain of saturating...
€5 (FREE for Members)
| Most continuity testers are very simple and therefore have simple capabilities. This design, however, is unique in several ways. Firstly, it...
€5 (FREE for Members)
| A new version of KiCad, the open-source electronics CAD software, is available. KiCad 9 is a major update that brings dozens of improvements...