Tag Archives: GSM

How to Unlock Your Smartphone or Cellphone

Most likely, your cell phone is locked with one service provider, such as Verizon, T-Mobile, or AT&T.; If you try to leave that company, your phone won’t work. If you travel to another country and try to use another company’s cell phone service on your old phone, that won’t work either. But, depending on what […]

A Comparison Between GSM and CDMA Technology

As a former employee of Sprint/Nextel for over five years,and a loyal customer of Sprint for four years, one issue that has been drilled into every technical service representative’s brain is the difference between Global Systems for Mobile Communications (GSM) and Code Division Multiple Access (CDMA) technology. Basically, the war that goes on between the […]