These are some great DIY projects that you can do for cheap.

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 ...

Digital technologies in agriculture are often associated with sophisticated, high-end, or network-capable systems based on robotics, remote sensing, or IoT. These systems, however, remain financially ...

A cheap USB-programmable analog output is great for setting intensities, power levels, or general analog signalling in many experimental contexts. There are lots of solutions when you want one or two ...

Arduino is an open-source hardware and software company that designed one of the most popular single-board microcontrollers (SBMCs) of all time. The Italian company manufactures a variety of different ...

Due to the growing popularity of the ESP32 IoT platform adoption by security professionals, this article raises several security concerns addressing firmware attacks that could target this user ...

The Cocket Nova CH552 is a cheap and versatile development board built around the CH552G MCU with an enhanced 8051 core clocked at 24MHz. Designed for beginners and hobbyists, this board features easy ...

The Synthesis ToolKit in C++ (STK) is a set of open source audio signal processing and algorithmic synthesis classes written in the C++ programming language. You can find further informarmation in the ...

For years, there has been a clear distinction between the Arduino and Raspberry Pi boards. There are some things the Arduino can do that the Raspberry Pi can't, and vice versa. When you think of ...

SB Components’ PiWings 2.0 is a small drone combining a Raspberry Pi Pico with an ESP8266 WiFi module (ESP-12E) for wireless connectivity, and designed for STEM education and drone enthusiasts. The ...

Learning electronics? Then, chances are you already know what an Arduino is, or at the very least, you've heard of it. After all, it's among the most popular electronics platforms available in the ...