jetlib.sec » Hack a Day » HOPE badge proximity sensor

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Hack a Day

• July 26, 2010
• 

  HOPE badge proximity sensor

  Posted: July 26th, 2010, 10:16am PDT by Mike Szczys

  Tags:  badge sensor proximity hope nathan proximity-sensor hope-conference badges cons  

  The HOPE conference was last weekend and [Nathan] spent some time with fellow members of Makers Local 256 developing this badge proximity sensor. They took one of the HOPE badges, which have a radio on board for the tracking network, and wrote code for its MSP430 to detect other badges nearby. It uses a Geiger counter they brought [...]