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 … Read more Intruder detector Burglar alarm that auto-activates at Night

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Automatic doorbell system with auto-detection | 2 circuits

automatic doorbell system

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 … Read more Automatic doorbell system with auto-detection | 2 circuits

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Automatic car parking alarm for Obstacle behind detection

automatic car horn

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 … Read more Automatic car parking alarm for Obstacle behind detection

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Laser Light Security Alarm using LDR | Burglar Alarm

laser security alarm

Hello engineers, In this article I am going to share an LDR operated laser light security Alarm system. This circuit having LDR as the light-sensing component. This circuit discussed here has a relay that simply changes whenever the laser falling over LDR is interrupted and then Buzzer turns ON.So let’s get started with understanding in … Read more Laser Light Security Alarm using LDR | Burglar Alarm

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