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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

en.wikipedia.org/wiki/Mobile_phone

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.

pongcase.com/blog/cell-phones-work

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 ...

www.explainthatstuff.com/cellphones.html

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

www.ask.com/youtube?q=How+Does+a+Mobile+Phone+Work&v=RhOKTHDHtho
Dec 18, 2012 ... An explanation on how cell phones work with my general knowledge and research. By: Raquel Gonzalez.

www.physics.org/article-questions.asp?id=82

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 ...

teachersinstitute.yale.edu/curriculum/units/2003/4/03.04.07.x.html

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?

wonderopolis.org/wonder/how-does-a-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 ...

gizmodo.com/5531818/how-a-cellphone-call-works-an-infographic-thats-actually-informative

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 ...

radio-waves.orange.com/en/your-mobile/how-does-a-mobile-phone-work

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 ...