This project is an interactive Arduino-based piano that plays musical notes and a song stored on an SD card. It also includes a sound spectrum visualizer using an LED matrix, which reacts to the audio ...
A beginner's guide to the Most Complete Starter Kit by Elegoo. **Lesson 10 – Ultrasonic Sensor Module** Hello everyone, I'm Rick the Tech Enthusiast here with the next Lesson number 10 "Ultrasonic ...
I have already made some devices using SeeedStudio’s Seeeduino Nano microcontroller boards and Grove Sensors. In this post I am going to show you how to make a simple sound activated electronic switch ...
To capture an instant on film or sensor with a camera, you usually need a fast shutter. But alternately a flash can be triggered with the scene in the dark and the shutter wide open. It’s this latter ...