Re:At Defcon, hackers get their own private cell network: Ni...
by tonfa on Saturday July 28, 2012 @07:57PM
(#4306984)
Also HAR and I believe Burning Man had GSM networks too.
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Re:At Defcon, hackers get their own private cell network: Ni...
by bsho on Saturday July 28, 2012 @10:09PM
(#4307263)
Burning Man's GSM network used the GNU Radio project:
http://gnuradio.org/redmine/projects/gnuradio/wiki
The Suggested Reading section gives a really good starting point to DSP, electronics (including Radio and RF design), and Programming (C++ and Python). It's been a great help to hobbyists like me.