The Telephone – A Brief History

During the 1870’s, two well known inventors both independently designed devices that could transmit sound along electrical cables. Those inventors were Alexander Graham Bell and Elisha Gray. Both devices were registered at the patent office within hours of each other. There followed a bitter legal battle over the invention of the telephone, which Bell subsequently…

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Telephone Systems – An Overview On Operating Principle

A Telephone system is a communication instrument that transmits any voice / sound signals to far by locations by converting these sound signals in waves and receives and reconverts the same waves into sound signals/ voice. The telephone network is extended universally so if you want to talk to someone, you simply need to pick…

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Direct Or Indirect Plumbing Systems

Doing your own plumbing work can save you a lot of money, and simple plumbing jobs do not require a great deal of knowledge or skill. A beginner should be able to cope with straightforward jobs, like replacing a tap washer or plumbing in a basin, and an average handyman should be able to tackle…

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Basic Components of Cellular Systems

1. Introduction There are various cellular systems in the world, such as the GSM and CDMA. The design of these cellular systems are complicated but the architecture of most cellular systems can be broken down into six basic components. In this article, I will illustrate the six basic components that can be found in most…

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What Drives Information Technology

Information technology generally refers to all forms of technology used in the creation, storage, exchange and utilization of data, conversation and all multi-media forms of communication. With computer technology constantly changing and improving, businesses are being driven with the need for the right system that is based on the requirements and goals of their enterprise….

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Mobile Phone Tracking – Locate Anyone Anywhere by Cell Phone

Mobile phone tracking is a system that works to track the current position of a cell phone no matter where the owner is located. This technology allows a phone’s location to be uploaded to a website where friends and family members get to view the person’s last reported position. The tracking of anyone, anywhere through…

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A Simple Winning Greyhound Laying System For Betfair

Can you really make money laying greyhounds on Betfair? There are many systems out there for laying horses but grayhound racing is a less popular form of laying to make money. With a simple logical system for laying greyhounds it is possible to make money from this more ignored form of gambling. Just as with…

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Installation of a Cell Extender

There are many names for an indoor cell extender. Commonly it is referred to as Cell Booster but in actual fact it is a fully functional low powered cellphone repeater. The industry refers to it as a mini, a pico or a SOHO repeater or a cell extender. There are indoor and outdoor types. There…

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How to Track a Cell Phone?

Have you ever wondered how to track a cell phone? Perhaps you worry that someone may be tracking your mobile. With the advancements and large strides in cellular technology, we already know we are being tracked. Obviously a mobile phone company knows exactly where you are at all times. Well, at least they know where…

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Advantages and Disadvantages of Prepaid Cell Phones

We are constantly seeing advertisements on TV promoting cell phones and cell phones carriers with what they call great introductory offers if you sign up with them on their network. Is it worthwhile signing a one-year contract with a cell phone carrier? Well that is a question that you need to answer for yourself, while…

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