Download Tag: ALARM SYSTEM

ABSTRACT This project work deals with the use of Direction/Location Display which is capable of detecting intrusion at any location, sound and alarm and display the exact location of the intruder using seven segment displays. This project work is realized using top down methodology with active and passive components available in the local market. It is realized in different modules, all combined to form one function unit. The inputs are ...

CHAPTER ONE INTRODUCTION  1.1 Background of the study The Voice prompt fire detector and extinguisher are considered better alternatives to traditional audible alarms because a voice is typically less likely to instill panic, and the voice feature can be used to give specific instructions, for specific situations. They not only let everyone when an emergency arises but they also inform the people of certain measures to take to avoid confusion and ...

CHAPTER ONE 1.1             INTRODUCTION The light sensitive alarm is an electronic circuit that detects a sudden shadow falling on the light sensor and sounds the bleeper. When this happens, the circuit will respond to gradual charges in brightness to avoid false alarm. The beeper sounds for only a short time to prevent the battery from running flat. Normal light can be use. The circuit will work best if a beam of ...