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  1. Drivers under the age of 21 with learner’s permits or probationary licenses are prohibited from using cell phones, texting devices and other hand-held or hands-free wireless electronic …

  2. How do landline telephones work? When you speak into a landline phone, your voice travels in small sound waves. The sound waves are carried to a thin metal disk inside the phone, called …

  3. role of cell phones in schools is unlikely to emerge in the near future. Even so, creating policies and procedures regulating student use of cell phones in schools is an important step in …

  4. This document is intended to provide guidance for those people who want to reduce their own and their families’ exposures to RF energy from cell phones, despite this uncertainty.

  5. Since research on the impact of cell phones in schools is still emerging, two states have required an evaluation of the effectiveness of these new policies and the impact they have on students’ …

  6. Each cell is assigned 56 voice channels. When users move from cell to cell, frequencies change without noticeable interruption. By using multiplex technology (e.g.: ‘Spread Spectrum’) the 56 …

  7. Discuss common concerns of the group members regarding student use of cell phones, social media, and other technology outside of school hours, and review background research and …