TELEPHONE OPERATED CALLING SYSTEM

ABSTRACT
This Telephone Operated Calling circuit is used where persons have to be called or signaled. When you need to call a person amongst many standing outside a cabin, just lift the telephone handset off the cradle and press the respective number. The number of the person called will be displayed and a bell will sound to inform the person that it is his turn. This circuit is very useful for doctors for calling patients, in banks and in various other situations.


MINI PROJECT ....etc

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We are B.tech final year students of Electronics and Communication.And we have selected the topicTouchscreen based nurse/attendant calling system for physically impaired as our main project.we request you to collec t more information about this topic and also we need circuit diagram and other contents regarding this topic. ....etc

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There should be valuable and detailed information on TELEPHONE-OPERATED CALLING SYSTEM. Please visit http://seminarsprojects.net/Thread-telephone-operated-calling-system-full-report ....etc

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pc based emergency ambulance calling system details ....etc

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INTRODUCTION

Nowadays everybody possesses mobile phones. They have become a part of every day life. Mobile phones have replaced almost all gadgets. Mobile phones with different functions are available. Some of the extra functions are music player, cameras, GPS etc. In this project robotic control is implemented using a cell phone thus adding one more utility to it. Here a cell phone is used to control the actions performed by a rover. Rover is a machine or car capable of wandering. DTMF (dual tone multip ....etc

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I WOULD LIKE TO DO A PROJECT ON THE TOPIC TOUCH SCREEN BASED NURSE/ATTENDANT CALLING SYSTEM
SO FOR THAT I NEED THE PROJECT ABSTRACT INCLUDING THE FOLLOWING..
INTRODUCTION,BLOCK DIAGRAM, CIRCUIT DIAGRAM,WORKING,COST OF COMPONENTS.ADVANTAGES,DISADVANTAGES,RELEVANCE,AVAILABILITY..
PLZ GIVE THE DETAILS AS FAR AS POSSIBLE ....etc

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to get information about the topic dtmf telephone operated calling system related topic refer the page link bellow

http://seminarsprojects.net/Thread-telephone-operated-calling-system-full-report ....etc

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ABSTRACT

This project is used to control device from the remote place through DTMF. DTMF stands for . This is the latest technology used in telephone dial. The program waits for the ringing of the telephone. When the telephone rings the ring detector detects the ring

When the phone rings it should be cut off. This is made possible through ON\OFF hook controller. When there is a ring outputted to the ON\OFF hook Control circuit .If the phone line is connected means the device can be controlled through phon ....etc

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weight operated material handling vechile

Material handling equipment is mechanical equipment used for the movement, storage, control and protection of materials, goods and products throughout the process of manufacturing, distribution, consumption and disposal. The different types of material handling equipment can be classified into four major categories:transport equipment, positioning equipment, unit load formation equipment, and storage equipment. ....etc

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to get information about the topic telephone operated calling system full report ppt and related topic refer the page link bellow

http://seminarsprojects.net/Thread-telephone-operated-calling-system-full-report?pid=12104&mode=threaded ....etc

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