Microcontrollers for Kids shows a classroom-tested path from Scratch to Open Roberta to Arduino UNO, with printable coding ...

International Day of Education on January 24 is a good time to see why Code Clubs work worldwide: local delivery, shared values, and learner-led making. International Day of Education today, January ...

Measuring dynamic currents with an oscilloscope is challenging, but this updated differential current probe makes it simple ...

With loudspeakers, an important parameter is the frequency at which their cones resonate. This clever Arduino-based tester ...

ESP32-E22 Wi-Fi 6E is Espressif’s first tri-band Wi-Fi 6E co-processor, adding dual-mode Bluetooth and offloading protocol ...

Precision picoammeter webinar on picoamp current measurement, leakage and noise control, plus automated I–V sweeps with ...

Machine learning enables real-time PCB defect detection using a FOMO model on a Raspberry Pi. Learn how with this ...

Benchtop EMC testing: why ferrites barely help, how to split common- vs differential-mode noise, and the two-inductor fix that works.

Elektor’s book, Apple Macintosh, explores the machines that reshaped personal computing — from the 1984 original to today. Packed with photography and engineering insight by Giovanni Becattini, it’s a ...

Almost all commercially available microphone amplifiers draw their power from a 48V phantom power supply. If this is unavailable or unsuitable, the solution is to build a self-powered amplifier.