The Arduino Mega can control both active and passive buzzers through its digital output pins, enabling audible alerts and sound generation for interactive projects and notifications.

This project offers a straightforward but efficient way to stop unwanted access to a vehicle by notifying the owner promptly as the attempt is detected. An Arduino UNO board, a buzzer, an A7670C LTE ...

This project turns on and turns off a laser LED after every second. It can also monitor its own supply voltage level. The circuit can be extended for use as an audio-visual alarm system for security ...

Arduino is a well-known brand in the IoT industry. For the uninitiated, it is an open-source hardware and software company which designs and manufactures programmable electronic boards. It has a ...