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How Cell Phones Work
How Cell Phones Work
Millions of people in the United States and around the world use cellular phones. They are such great gadgets -- with a cell phone, you can talk to anyone on the... More »
Source: www.howstuffworks.com


A mobile phone is a portable telephone that can make and receive calls over a radio frequency ..... Use of mobile phones also spawns a wealth of micro- enterprises, by providing such work as selling airtime on the ..... The company Fairphone has worked to develop a mobile phone that does not contain conflict minerals.


Dec 20, 2014 ... With a cell phone, you can talk to anybody on the planet from almost anywhere. But do you really know how your cell phone works? In the most ...


Mar 17, 2016 ... A simple introduction to cellphones (mobile phones) and how they work.

Dec 18, 2012 ... An explanation on how cell phones work with my general knowledge and research. By: Raquel Gonzalez.


With the arrival of the mobile phone in the 1980s, communications were no longer tethered to homes, offices or payphones. But the really clever invention wasn't ...


Mar 4, 2007 ... The purpose of this unit of "The Physics of Cell Phones" is designed to provide students in grades 5-8 the ..... How does a cell phone work?


Ring! Ring! Hello! What's that familiar sound? It's the phone, of course. Whether it's a land line at home or a cell phone on the go, the ring of a phone is music to ...


May 5, 2010 ... @justinpe: Yeah, but how do magnets work? ... So, theoretically, a cell phone could operate as a blind repeater, simply receiving a signal and ...


To communicate with a mobile phone, it is necessary to be within range of the base station of one's operator and receive a radio signal of sufficient quality: this is ...