Content for Relay

Latching Relay Module

“In electronics, a device is said to be a latching device if it maintains any particular fixed state even after removal of the input signal. The same also applies for electronic/electromechanical relays. Basically the electromechanical relays that are used …

Pool House Heater Controller

“This project started as a way to prevent my pool pump/filter outdoor cupboard from freezing in the winter. I already realized that a 60w lightbulb should be enough heat in such a small volume (2 cubic metres approx), but …

Controlling your high-voltage Fan with an Touchscreen and Arduino MEGA!

“In this article we will control your high-voltaged Fan with an 2.8 inch TFT Touchscreen (Elecrow & Seeed) and Arduino Mega! We implement a few relays and tranistors to switch high voltages with low currents. I have a particular type …

DIY Clap Switch

“Simple DIY switch for 12V lamps. Activate with a clap, turn off with another clap.”

Building a Shower Timer with an ESP8266

“Dads, you too can enjoy that warm trickling feeling of a hot shower once again without rising at the crack of dawn. Necessity is the mother of invention, and in my house, with two teenage daughters, I had to end …

How to Make Relay Circuit Board For Arduino

“A relay is an electrically operated switch. Many relays use an electromagnet to mechanically operate a switch, but other operating principles are also used, such as solid-state relays. Relays are used where it is necessary to control a circuit by …

ThiDom Home automation

“This project uses Arduino, Raspberry and Attiny, it allows you to control nd monitor your home (AC outlet, shutters, heater, light, opening detector, temperature …). The raspberry is the web server allowing control all arduino These can be controlled from any …

Garage door opener remote web-interface with esp8266

“I’ve been looking for a solution to open my automatic garage door for family and trusted friends when im not home, without having to hide a remote outside in the flowerpot. My first thought was to buy a remote …

IOT Beverage Machine

“Each time we buy a bottle of water or cold-drink, we are paying for the contents as well as packaging of the contents. So the idea is to create self vending water or cold-drink machines that are connected with mobile …

Never Forget It on - Energy Saver

“I have got tired and frustrated forgeting my bathroom heater on, this device sense the lack of movement in the bathroom and turns the heater off after a preset time. Energy (and money) saved !”