Tag: relay – Page 3

Introduction A push button-controlled 5V SPDT relay using an Arduino Uno microcontroller is a system that uses a mechanical pushbutton to co…

Dual Day and Night Switch is a sensor-based project that serves both day and night. IC NE555, an LDR and relay switch makes up the dual nigh…

A power failure alarm circuit is a very useful circuit that helps in diagnosing the cut-off or absence of the main power supply during any e…

The four-level temperature-controlled switch circuit distinguishes between different temperature levels. After that, the circuit switches ON…

Introduction To understand the creation of energy through sound vibration. The microphone identifies the intensity of the sound. Inside the…

In areas like the staircase or porch of your home, lighting is required only for a short period at night. We often forget to switch off thes…

In this tutorial, we are going to make a "Variable Timer Relay" using Arduino. Timers are used in many applications in our day-to-day life…

In this tutorial, we are going to make a "Time Delay Relay". Time delay relays are simply controlled relays with a time delay function built…

Introduction Some buildings have inhabitants who don't use the staircase lights, and those who do must pay huge bills and, therefore, a main…

Introduction LDR, a Light-dependent resistor, as the name implies resists light. Hence, resistance increases as the light intensity got incr…

Introduction In this tutorial, we are going to learn about the "Time Delay Relay." Time delay relays are generally known to those who work w…

Introduction In this tutorial, we are going to make an " Arduino Variable Timer Relay ". A quick, reliable solution based on Arduino is prov…

In this tutorial, we are going to make a "Clap Switch Circuit with Relay". Let’s say you want to turn ON and turn OFF any electric appliance…

#relay