Half the population of Syria has been displaced. Hundreds of thousands have died in the conflict and millions are fleeing. For those who remain in the country, critical infrastructure is unstable and might be under the control of warring factions at a given moment. The Internet is constantly interrupted. Cell phone coverage can be spotty.
Enter Pocket FM, a portable FM transmitter the size of a shoebox that starts working as soon as it’s connected to a small antenna, a power source, and an audio signal. Pocket FM resembles a radio receiver more than a transmitter, and a single device can air radio programs over a radius of about six kilometers. At its core isRaspberry Pi, an affordable mini computer that can easily be further developed and modified with different features for different scenarios.
Full link : http://www.niemanlab.org/2015/09/this-portable-fm-transmitter-brings-information-to-people-in-crisis/
