There are many types mobile phone technologies in the world today. Each type uses different frequency bands. In the United States the most popular bands used are PCS, Cellular and iDEN. The other emerging ones...
Choose The Right Cellular Service/Equipment Using The C4 Method Introduction The C4 (Four Choices) method of cell phone service selection is a proven technique for making sure you get the Coverage,...
Wireless carriers in the United States operate over three different networks: Code Division Multiple Access (CDMA), Global System for Mobile Communication (GSM), and Integrated Digital Enhanced Network (iDEN)....
There is an abundance of used cellular equipment available for purchase on eBay and elsewhere. For many people all the gizmos and gadgets are not necessary and all that's desired is "a phone that works". At...
by Ann Meeker-OConnell Technological advances have turned a simple two-way radio into a complex communication tool that millions of people use every day. If you decide to get a phone, you will need to decide...