Phone Projects

Cell Phone Detector

Project Summary This is a mobile phone sniffer circuit that can detect the signals being used in the GSM (Global System for Mobile Communication) band at about 900 MHz. Since the signals are digitally encoded, it can detect only the signal activity, not the speech or the message contents. A headphone is used to hear …

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Design and Development of an Automated Home Control System Using Mobile Phone Schematic

Design and Development of an Automated Home Control System Using Mobile Phone

Abstract This paper presents design and development of an Automated Home Control System (AHCS) using mobile phone. A cell (mobile) phone acts as a modem for the control of electrical home appliances. This is achieved when the mobile phone number is dialed and an appropriate command button is pressed. The paper demonstrates how to develop …

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Solar Panels Attached to Wooden Board

Green Charger

Introduction Have you ever gone to the beach on a hot summer day with your family only to complain that your phone is so low on battery that you can’t even take a selfie? Have you ever been concerned that you’re not putting on enough sunscreen, or sunscreen that isn’t strong enough? Have you always …

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Password controlled sliding door with SMS alert by pic Microcontroller

Password controlled sliding door with SMS alert by pic Microcontroller

In today’s world implementation of any expert system with maximum data and networking security becomes a real necessity in home, academic organizations as well as in industrial communities. To provide this security here I give my project on “password controlled sliding door with SMS alert by pic microcontroller”. Project Objective: The proposed system is a …

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The Cell Phone Drone

The Cell Phone Drone

The Mission We knew that this would be tough. There’s a reason all of the drones you see on sale today have four motors, and that’s because they’re naturally much more stable than a drone with two motors and they’re overall more fun and practical. However, quadcopters are still very unstable and could not be …

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GSM Alarm

Tiny GSM alarm system using PIC16F84A

After GSM call alarm and GSM SMS alarm as two independent modules, I introduce the Tiny GSM alarm system. The main characteristic of this new version is that this device can operate standalone or as a module for existing alarm system. In previous versions we had only the “enable” pin that armed/disarmed the system. Now, aside from that pin we can arm/disarm the …

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