{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/Kalmend/falmec_radio/blob/efa48e2926d71d4e40a0e0672d7bbb40fdcb66b9/scripts/receiver/README.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "Falmec Nuvola 90 remote research reconstructs the range hood's 433 MHz OOK control messages from captured signals. The documented 33-bit frame encodes fan speed and light state using 320 and 640 µs pulses; Python receiver tools decode captures, while Raspberry Pi and ATtiny85 transmitters send replacement commands.",
  "description_zh": "该研究根据采集到的信号重建 Falmec Nuvola 90 抽油烟机遥控器的 433 MHz OOK 控制消息。文档给出以 320 和 640 微秒脉冲编码风速、灯光状态的 33 位帧；Python 接收工具负责解码，Raspberry Pi 与 ATtiny85 实现替代发射器。",
  "entry_url": "https://awesomerea.org/resources/falmec-radio-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/falmec-radio-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/Kalmend/falmec_radio/blob/efa48e2926d71d4e40a0e0672d7bbb40fdcb66b9/README.md",
  "group": "cases",
  "id": "falmec-radio-case",
  "json_url": "https://awesomerea.org/resources/falmec-radio-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/falmec-radio-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/falmec-radio-case/index.md",
  "name": "Falmec Nuvola 90: reconstructing a 433 MHz remote protocol",
  "name_zh": "Falmec Nuvola 90：重建 433 MHz 遥控协议",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "license"
  ],
  "requirements": [
    "A Raspberry Pi running pigpiod and Python 3.10+ for the Python capture and transmitter tools.",
    "An FS1000A or STX882 transmitter, or an MX-RM-5V receiver, for the corresponding hardware workflow.",
    "No licence file in the repository."
  ],
  "requirements_zh": [
    "Python 采集和发射工具需要运行 pigpiod 的 Raspberry Pi 及 Python 3.10 及以上版本。",
    "相应硬件流程需要 FS1000A 或 STX882 发射模块，或 MX-RM-5V 接收模块。",
    "仓库中没有许可证文件。"
  ],
  "scope": "unknown",
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/Kalmend/falmec_radio",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}