Fun With Relays – Video Tutorial

This video shows how to having fun using the relay. This video talks about how to make buzzer using relay. The pin configuration of the relay is shown in this video. In this video, the relay that is used is standard 24V relay. When the power is applied on the relay, the relay will buzz. The frequency of the relay is depends on the mass of the relay. The bigger the relay, the frequency of the relay is smaller. The grater power that supplied on the relay, the buzz is louder and faster. Here is the video :