Design And Construction Of A Smart Loop Burglar Alarm
A smart loop burglar alarm refers to a sophisticated security system designed to detect and alert against unauthorized entry into a premises by utilizing interconnected sensors and advanced technology. Combining elements of both traditional security systems and modern IoT devices, this innovative solution typically incorporates motion sensors, door/window contacts, and other detection mechanisms integrated into a centralized control unit. Through wireless connectivity and smart programming, the alarm can not only detect intrusion attempts but also provide real-time notifications to homeowners or security personnel via mobile applications or other connected devices. Additionally, it may feature automation capabilities such as remote arming/disarming, customizable alerts, and integration with other smart home devices for enhanced security and convenience. The design and construction of such a system involve careful consideration of sensor placement, communication protocols, power management, and user interface design to ensure reliable operation and ease of use.
ABSTRACT
Simple loop burglar alarms sound whenever the loop breaks. What if a clever thief comes to know of the working of this alarm? He may simply short the loop by using some other conductor and then cut the shorted portion of the loop without any problem. Here is the circuit of a smart loop burglar alarm that overcomes this drawback by using a sensing resistor (R) in the loop.
This circuit is built around quad op-amp LM324 and a few discrete components. Two op-amps of the LM324 are configured as voltage comparators.
TABLE OF CONTENTS
TITLE PAGE
APPROVAL PAGE
DEDICATION
ACKNOWLEDGEMENT
ABSTRACT
TABLE OF CONTENT
CHAPTER ONE
1.0 INTRODUCTION
1.1 BACKGROUND OF THE PROJECT
1.2 AIM OF THE PROJECT
1.3 OBJECTIVE OF THE PROJECT
1.4 SIGNIFICANCE OF THE PROJECT
1.5 PURPOSE OF THE PROJECT
1.6 APPLICATION OF THE PROJECT
1.7 ADVANTAGES OF THE PROJECT
1.8 PROBLEM/LIMITATION OF THE PROJECT
1.9 PROJECT ORGANISATION
CHAPTER TWO
2.0 LITERATURE REVIEW
2.1 REVIEW OF RELATED STUDIES
2.2 REVIEW OF RELATED TERMS
2.3 REVIEW OF RF SIGNALS
CHAPTER THREE
3.0 CONSTRUCTION METHODOLOGY
3.1 SYSTEM CIRCUIT DIAGRAM
3.2 SYSTEM OPERATION
3.3 CIRCUIT DESCRIPTION
3.4 SYSTEM CIRCUIT DIAGRAM
3.5 CIRCUIT OPERATION
3.6 IMPORTANCE AND FUNCTION OF THE MAJOR COMPONENTS USED IN THIS CIRCUIT
3.7 POWER SUPPLY UNIT
CHAPTER FOUR
RESULT ANALYSIS
4.0 CONSTRUCTION PROCEDURE AND TESTING
4.1 CASING AND PACKAGING
4.2 ASSEMBLING OF SECTIONS
4.3 TESTING
4.4.1 PRE-IMPLEMENTATION TESTING
4.4.2 POST-IMPLEMENTATION TESTING
4.5 RESULT
4.6 COST ANALYSIS
4.7 PROBLEM ENCOUNTERED
CHAPTER FIVE
5.1 CONCLUSION
5.2 RECOMMENDATION
5.3 REFERENCES
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