The LED array project successfully demonstrates the individual control of 8 LEDs using an Arduino Uno. Each LED responds accurately to signals sent by the Arduino Uno, allowing for versatile lighting ...

This is an alternative approach to the code for the Arduino Twinkle Lights project. You can find a complete project write-up at johnwargo.com. For the original project, I used two strands of lights, ...

The audio system requires a large amount of power to transmit sound energy to all areas both inside and outside the room. Sound waves can propagate in the air and undergo great absorption in their ...