Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor module. Given the power of microcontrollers these days, it was only a matter ...

This module features a vibration sensor, an adjustable trimpot, and a comparator chip to give an adjustable digital output based on the amount of vibration. The multiturn trimpot can be adjusted to ...

Infrared line tracker modules hardly need an in-depth explanation as they’re very familiar to most electronics and robotics hobbyists. In this post I’ll discuss a popular and cheap infrared line ...

Why and how indoor air quality is an increasingly important metric. Details of the seven parameters assessed by this all-in-one module. The need for a fan to ensure consistent airflow. Quantitative ...