Sputnik / OpenBeacon
CCCamp 2007 active RFID badge
A small active 2.4 GHz RFID badge/tag used with OpenBeacon base stations for real-time camp tracking and post-camp hardware experiments.
Year
2007 badges
Hacker conference badges documented for 2007, sorted by country.
DEF CON 15 Badge
95-LED scrolling-text badge with capacitive controls
A Joe Grand / Grand Idea Studio electronic badge for DEF CON 15, built around a Freescale MC9S08QG8, a 5-by-19 matrix of 95 LEDs, capacitive touch controls, customizable vertically scrolling text, persistence-of-vision behavior, and another official badge-hacking contest.