In mobile phone systems, a handoff is the process of transferring a phone call in progress from one base station (tower) to another base station, without interruption of the call. "Soft" handoffs ...

A device that receives and transmits radio frequencies (RF). For example, a cell tower is an RF base station. An RF remote control base station is a conversion device that receives RF and ...

and set out to build a base station that can control AMPS handsets. In short, he’s creating his own analog cellphone tower. There’s a wealth of information on his page. The writeup comes out ...