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Can cell phones cause cancer
Essay specific features
Written by:
Jose D
Date added:
November 20, 2013
Level:
University
Grade:
A
No of pages / words:
5 / 1379
Was viewed:
381 times
Rating of current essay:
Essay content:
Radio Frequencies (RF) are a form of electrical waves similar to those used in radios, microwaves, radars or satellite stations. They are emitted from a transmitter, and received using an antenna. This telephony technology is restricted geographically to small zones called "Cells". Every cell has a base station capable of sending and receiving radio waves...
displayed 300 characters
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This telephony technology is restricted geographically to small zones called "Cells". Every cell has a base station capable of sending and receiving radio waves. When a call is started a signal leaves the handheld unit headed to the closest base station. This station answers by allocating a specific channel to the unit...
displayed 300 characters
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