Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
The closing talk lists the wider RCA kit around the badge, including lanyard, business card, two sticker variants, postcard, and booklet.
Badge context
Repository folder with LCSC exports listing SMD LEDs, battery holder, NE556 timer IC, capacitors, and other ordered parts.
Repository folder with RCA talk PDF, booklet PDF, audio media, and PCB imagery.
Public feedback page with RCA/CTF communication caveats and badge praise.
Event hardware-hacking area page for soldering and badge work context.
Official event wiki naming OTH Regensburg and Rabbit Chaos Adventure challenges on campus, laptop, and badge.
Campus radio report naming Tobias Dorn as the creative head behind RCA and describing the badge kit, challenge flow, and part-unlock mechanic.
Repository folder with Gerber ZIPs for badge, head, hood, arm, and back boards.
Repository folder documenting back-cover STL, switch-cap STL, FreeCAD source, and optional extra LED illumination.
Attendee writeup linking the badge repository and describing SMD soldering in the hardware-hacking area.
Participant report documenting CTF placement, badge add-ons, and later soldering.
Repository folder with schematic PDFs for the badge, head, hood, arm, and back boards.
Public repository described as files for the Easterhegg 2024 RCA Badge.
Closing talk about the Rabbit Chaos Adventure, badge, and puzzle resolution.
Source trail
Primary event source for Regensburg, OTH venue, and Rabbit Chaos Adventure badge-linked challenges.
Source for field feedback, communication issues, and attendee badge praise.
Primary source for hardware-hacking area context.
Manufacturing source folder for separate badge, head, hood, arm, and back board Gerber ZIP packages.
Media source folder for RCA talk PDF, booklet PDF, audio, PCB image, and story/challenge materials.
Parts-export source for ordered badge components, including LED, battery-holder, NE556, capacitor, and other SMD line items.
Schematic source folder for separate badge, head, hood, arm, and back board PDFs.
Mechanical add-on source for the 3D-printable back cover, switch cap, optional LED rail, and assembly notes.
Public source repository for RCA badge files, challenge story, schematics, Gerbers, parts exports, media, and 3D-print files.
Field-report source for Tobias Dorn credit, badge-kit framing, challenge-unlocked parts, and social/physical scavenger-hunt behavior.
Participant source for CTF result, badge add-ons, and soldering note.
Attendee source for badge repository link and SMD soldering in the hardware-hacking area.
Talk source for RCA story, badge, and puzzle resolution.