Designed by Cirket open-source hardware in China, the ESP32-DIV V1 is a handheld wireless pentesting and experimentation tool ...

Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ...

This is a library for the laser particle sensor module PM2005 manufactured by Wuhan Cubic Optoelectronics. The PM2005 module counts airborne particles of different sizes in catagories of 0.3, 2.5, and ...

Upgrade your SMARS Robot with OLED, RGB LEDs, and a buzzer! Follow my guide for circuit design, 3D printing, and custom Android app control. Welcome to the second version of the DIY SMARS Robot! In ...

Fire safety alarms are crucial in both residential and industrial environments. Early fire detection can prevent significant damage and save lives. Flame sensors offer one of the most efficient ...

Today we are going to learn about one of the affordable DC Motor Driver modules that is used to drive small low-power motors like N20 and N10 DC motors. One of the popular choices for DC motor control ...

The MAX4466 microphone amplifier module is a very versatile and easy-to-use microphone amplifier module. As the name suggests it is based on the MAX4466 amplifier chip from Analog Devices. It offers a ...

(Nanowerk Spotlight) Frequent blood draws are the uncomfortable reality for millions living with diabetes. These diagnostic finger pricks disrupt daily life and come with health risks like infection.