# DIWALI 2020 Hello Everyone. Hope all are well and healthy. Diwali is the festival of lights in India. Also, there is some religious story behind it which we’re not gonna discuss today. On this day, many people burn crackers on Diwali too. Although, crackers are very harmful to the atmosphere as well as yourself […]
Security Based Automation
Number Locking System based Door lock using IC4017
Hello Engineers. Hope all are well. Security and automation are a great demand in this era. In this article, I am going to discuss a Number locking system based door lock. This is a cheap and effective way for low level based security by using number locking system based door lock protection. Security is required […]
Intruder detector Burglar alarm that auto-activates at Night
Hello Engineers. I hope you ‘re doing good. In the place like godowns, construction sites, telecom sites, small factories, Lawns, etc, high security is required and also present. But at some of those places, working hours are only during day time. So, during the night when security guards aren’t much active, we need to automate […]
Automatic doorbell system with auto-detection | 2 circuits
Hello Engineers, Its an automation world. Everything is automated. So why not doorbell? Today, in this tutorial I am going to discuss a circuit that is an automatic doorbell system with auto-detection. This circuit detects automatically if someone is standing at the door and turns the bell circuit on by giving it power. So, let’s […]
Automatic car parking alarm for Obstacle behind detection
Hello Engineers. Often while parking a 4wheeler vehicle its some times frustrating and distracting to look back or obstacle handle steering too. All activities like handling the steering, braking, acceleration, and surveilling mirror are all carried out all along. It’s so messy to steer and pressing also prevents obstacles behind while parking or reversing each […]