Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

The Arduino Mega interfaces with a relay module to control high-power devices or circuits with low-power signals. This enables applications such as home automation, motor control, and switching ...

The author’s prototype is shown in Fig. 1 and circuit diagram of a rectifier using Arduino Uno is shown in Fig. 2. This circuit is built around Arduino Uno, centre-tap transformer X1, two diodes, a ...

The Arduino Nano, when paired with a relay module, allows control of high-power devices, enabling applications like home automation, industrial control, and robotics in various electronic projects.