Add-on dossier

SAO header and LED soldering kit

A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.

CrikeyCon 8 Badge source-backed

hardware expansion

The CrikeyCon 8 badge could be built with coin-cell power, 2x3 SAO-header power, three LEDs, resistors, and optional normal or reverse LED mounting.

Badge context

Related Resources

build guide

Official badge build page for the simple LED circuit, BOM, SAO header, coin-cell holder, and soldering steps.

Source trail

CrikeyCon · retrieved 2026-05-15

Primary build-guide source for simple LED circuit design, power options, BOM, SAO header, and soldering instructions.