The need for home security alarm ... for the Dog Barking Alarm using Arduino is given below. The Amplifier IC is used to amplify the Output from Dog Barking Sound Module. The Alarm circuit consists of ...

A burglar alarm ... make an intruder alarm circuit at home which will be almost equally efficient for a specific range of distance and will be very low in cost. This article is about making an ...

Pin diagram and Pin description is given below, taken from its Datasheet: We can play four sound by using its 2 sound Effect ... whatever sound you want. This burglar alarm circuit is very simple, ...

Motion sensor alarms are readily available in the market, but these are expensive. Here is a simple and inexpensive Arduino based motion sensor alarm with voice alert. It can be used for security ...

This project implements a simple burglar alarm system using a Passive Infrared (PIR) sensor and an Arduino Uno. When motion is detected by the PIR sensor, the system activates an LED and a buzzer to ...

This project demonstrates how to build an Intruder Alarm System using ... the circuit diagram. Ensure that the PIR sensor is connected to digital pin 2, and the relay module is connected to digital ...

There is actually a close relationship between microcontroller technology and home security, since you can use a microcontroller based circuit to help you protect your home. Here is an ultra simple ...

The main principle of the circuit is to provide security using PIR sensor. This can be used in the ... Then read the post PIR Sensor based Security Alarm.

The circuit diagram of the automation device using a motion sensor is shown in Fig. 2. It consists of an Arduino Nano board (MOD1), a PIR sensor (S1), a 230V AC to 9V secondary transformer (U1), a ...