TiLDA
EMF 2012 radio-enabled badge
The first EMF electronic badge, designed around wireless communication, Arduino-style hacking, and camp game mechanics.
Tag dossier
Wireless
Badge records tagged with Wireless, across United Kingdom, United States.
PhreakNIC 27 Planned MK.II ESL Badge
Pre-event planned electronic shelf-label follow-up
A conservative pre-event record for Tyler Crumpton's public plan to bring an even cooler MK.II electronic shelf-label badge to PhreakNIC 27, currently scheduled for November 6-7, 2026.