Control it with your smartphone and view the underwater scenery through a browser. A sci-fi dream realized with an ESP32 and a 3D printer. The ESP-FLY featured in the previous [Kato RC #29] was a $30 ...

The day has come to get a quadruped robot for $60. In 2026, Dorian Todd released the Sesame Project. If you have a 3D printer and a soldering iron, anyone can build a walking robot at home. This is ...

When working on a recent Design Idea for an adjustable filter, I wanted to use an electrical noise source to generate an FFT spectrum graph on my oscilloscope. To set up the test, I reached for my ...

An autonomous mobile robot that uses an HC-SR04 ultrasonic sensor mounted on an SG90 servo motor to continuously scan its surroundings and make real-time navigation decisions without human input. All ...

Compared to the Arduino Uno of old, modern microcontrollers are absolutely tiny — especially for the amount of processing power and I/O you get. But if you need something really small, like ...

In this tutorial, we are going to see how you can create a custom Graphical User Interface(GUI) using LVGL and our favourite Arduino IDE.… ...

Arduino Portenta H7 M7 Core v1.8.5 Supported Official Arduino support colcon.meta Arduino Nano RP2040 Connect v1.8.5 Supported Official Arduino support colcon_verylowmem.meta OpenCR v1.4.16 Supported ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

This page features a curated collection of Arduino Uno projects designed specifically for beginners and intermediate learners. Arduino Uno is the most widely used board for learning electronics, ...

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