1. http://searchnetworking.techtarget.com/sDefinition/0,,sid7-gci211763,00,html SearchNetworking.comDefinitions (April10,2003), Cellular Telephone
2. Cellular Telephone Basics:AMPS & Beyond. Tom Farley KD6NSP. http://www.privateline.com/Cellbasics/Cellbaics.html
3. Tom Farley. TelecomWriting.com's Telephone History Series.http//www.TelecomWriting.com/pcshistory.htm. P 7-11
4. Ibid., pp. 7-10
5. Ibid., p. 11
6. "How Cell Phones Work". HowStuffWorks (http://www.howstuffworks.com), by Marshall Brain. HowStuffWorks, Inc. 2002
7. Marshall Brain.
How Stuff Works.
Cell Phones.
New York. NY, Hungry Minds, Inc. 2001, p.205.
8. Ibid., p. 205
9. Ibid., p. 206
10. Ibid., p. 206
11. Ibid., p. 206
12. Ibid., p. 206
13. "How Cell Phones Work". HowStuffWorks (http://www.howstuffworks.com), by Marshall Brain. HowStuffWorks, Inc. 2002
14. Forrest M. Mines, III.
Science and Communication Circuits and Projects
. "Sound". Radio Shack. 2000, p. 56
15. Ibid., p.56
16. Ibid., p.57
17. How Cell Phones Work", HowStuffWorks (http://www.howstuffworks.com), by Marshall Brain. HowStuffWorks, Inc. 2002
18. Forrest M. Mines, III.
Science and Communication Circuits and Projects
. "Sound". Radio Shack. 2000, p.100
19. John D. MacArthur, "Cell Phones and the Brain, Townsend Letter for Doctors & Patients, 2000, p.1
20. Questions and Answers About Wireless Phones, Do Wireless Phones Pose a Health Hazard? http://www.fda.gov/cellphones/qa.html, p.8