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cell phone safety
Essay specific features
Written by:
Angela S
Date added:
September 7, 2015
Level:
Grade:
A
No of pages / words:
1 / 280
Was viewed:
1408 times
Rating of current essay:
Essay content:
A cell phone can communicate on 1,664 channels and operate within cells. They can switch cells as they move around.
Cells give cell phones incredible range. Someone using a cell phone can drive clear across a city and maintain a conversation the entire time. The way a cellular phone does this is the carrier chops up an area (such as a city) into cells...
displayed 300 characters
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The way a cellular phone does this is the carrier chops up an area (such as a city) into cells. Each cell is typically sized at about 10 square miles (perhaps 3 miles by 3 miles). Cells are normally thought of as hexagons on a big hexagonal grid. As you move toward the edge of your cell, your cell's base station will note that your signal strength is diminishing...
displayed 300 characters
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