Built a compact curve tracer with the Raspberry Pi Pico, ILI9341 touchscreen, and a custom power board — supports bipolar transistors (npn/pnp), diodes, JFETs, and MOSFETs.

The open-source PCB design program KiCad has a great feature: you can view created circuit boards in 3D. For online ...

Meet the ESP-FLY, a micro quadcopter built around an ESP32 board, a custom PCB, and lightweight 3D-printed or DIY PVC frame. The perfect weekend project to build purely for fun and geared for the ...

Experience real-time voice output from your ESP32 using Google TTS and a simple I2S audio amp. Speak instructions, time, alerts, or sensor data—no display needed! Overcome MCU limits with clever code ...

A surprising inductive eddy current couping of electrical signals into vibration of mechanical resonantors are explored. As an educational fun project an aluminum rod from a hardware store was ...

Anfang der 1980er Jahre revolutionierte die saarländische Firma Backes und Müller den Lautsprecher Bau nicht nur dadurch dass sie die Verstärkerelektronik und aktive Frequenzweiche in das Lautsprecher ...

Het debuggen van firmware na implementatie kan een nachtmerrie zijn. Maar wat als u fouten kunt opsporen voordat uw code ...

Ich habe die im Elektor März 2014 veröffentlichte Audio Endstufe mit FET überarbeitet und werde demnächst Platinen bestellen.

Bent u harde televisiereclame beu? In 2012 ontwikkelde Peter de Bruijn de Mini-Mute — een ingenieuze schakeling waarmee u uw ...

In containerhavens bieden de DC/DC converters van Epic Power een innovatieve oplossing voor vrij rijdende portaalkranen of ...

Watch this week’s video and discover the Elektor T-962 V2.0 Reflow Oven, a good tool to upgrade the SMT soldering capabilities in your lab!

The Fnirsi DPOS350P dual-channel oscilloscope, 50-MHz function generator, a frequency analyzer (Bode plotter), and a spectrum ...