U.S. Cellular And Telephone and Data Systems: Why The Preferreds Are Still A Buy
Telephone and Data Systems still owns 4,409 towers and 30% of its spectrum assets. The $4.4 billion TMUS deal is set to close ...
Hackaday3 年
How To Run A First-Generation Cell Phone Network
[Dmitrii Eliuseev] put together a quick how-to for creating your own Advanced Mobile Phone System (AMPS) network which can bring some of the classic cellular heroes of yesterday back to life.