rad1o
CCCamp 2015 SDR badge
A HackRF-inspired software-defined radio badge that let campers receive, transmit, inspect spectrum, flash evolving firmware, solder RF add-ons, and keep hacking long after camp.
Tag dossier
GNU Radio
Badge records tagged with GNU Radio, across Germany, Singapore.
DEF CON Singapore 2026 HFSDR Badge
Unofficial CH32V305 SDR badge preorder
A community HFSDR badge preorder for DEF CON Singapore 2026, documented through Hackin7's r/Defcon preorder post and the linked public rhgndf/hfsdr hardware, firmware, host-software, and WebUSB archive.