{
  "added_at": "2026-11-09",
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "Recreates CO/Tech power-plug control with Arduino sketches that capture 24-bit commands from an original 433.92 MHz remote and transmit selected commands to paired plugs. The instructions describe the receiver connection, command capture and plug pairing.",
  "description_zh": "项目使用 Arduino 程序采集原装 433.92 MHz 遥控器的 24 位命令，再向已配对的 CO/Tech 电源插座发送相应命令。文档说明接收器接线、命令采集与插座配对。",
  "entry_url": "https://awesomerea.org/resources/cotech-remote-control-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/cotech-remote-control-case/",
  "evidence_url": "https://github.com/akirjavainen/cotech/blob/066b979dcb6077f0d8d09a10f021b752ebc8bd17/README.md",
  "group": "cases",
  "id": "cotech-remote-control-case",
  "json_url": "https://awesomerea.org/resources/cotech-remote-control-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/cotech-remote-control-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/cotech-remote-control-case/index.md",
  "name": "CO/Tech power plugs: reproducing captured radio commands",
  "name_zh": "CO/Tech 电源插座：复现采集到的无线电命令",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "license"
  ],
  "requirements": [
    "Arduino and a 433.92 MHz receiver connected to digital pin 2.",
    "An original remote to capture button codes.",
    "GPL-3.0 License."
  ],
  "requirements_zh": [
    "需要 Arduino 和连接到数字引脚 2 的 433.92 MHz 接收器。",
    "需要原装遥控器采集按键命令。",
    "采用 GPL-3.0 许可证。"
  ],
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/akirjavainen/cotech",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}