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  "path": "/CiferTech/tracking-a-drone-indoors-without-gps-esp32-ble-rssi-534472",
  "publishedAt": "2026-05-02T12:59:23.000Z",
  "site": "https://www.hackster.io",
  "textContent": "A cheap ESP32-based indoor GPS alternative that uses BLE signal strength to track devices in real time—tested on a moving drone.",
  "title": "Tracking a Drone Indoors Without GPS | ESP32 BLE RSSI"
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