It’s great if you want to set up a few base stations at Burning Man and hand out SIM cards like ecstasy, but GSM has encryption. You won’t be able to decrypt every GSM signal this system can ...

It’s a GSM base station made with a BeagleBone Black and a not too expensive software defined radio board. The key component of this build is obviously the software defined radio. [Julian] is ...

The GERAN (GSM EDGE Radio Access Network ... The 2G base station is a Basic Transceiver Station (BTS) controlled by the Base Station Controller (BSC). The 3G base station is a Node B controlled ...