Design of cell phone detector - diploma electrical trade project

Institution BUTULA BOYS HIGH SCHOOL
Course Diploma in electrica...
Year 3rd Year
Semester Unknown
Posted By MAKORI KERECHA
File Type pdf
Pages 31 Pages
File Size 574.45 KB
Views 4505
Downloads 0
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Description

ABSTRACT Cell phones are widely used in the world. While people have to be connected to one another, there are situations or places where there usage is to be prohibited either due to security reasons or it may cause health hazards. Cell phones detection has been on investigation for a long time. There are techniques which have been formulated or proposed on how cell phones can be detected. Most of the use the features such as audio system, RF system and common materials of the phones and try to look into how they can be used as basis to detect mobile phones This project utilizes the RF system of the cell phone as the features to be detecting its presence. A circuit that detects signals of the range 0.9GHz is used to detect a cell phone when in use. When the signal is detected, an LED blinks to indicate the use age of a cell phone within a radius of 1.5 mete
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