{
  "id": "3-10-noise-description",
  "title": "3.10  Noise Description",
  "manual_id": "evo-lite-640t-v1-0-2",
  "model": "lite-640t",
  "version": "1.0.2",
  "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description",
  "source_url": "https://drive.google.com/file/d/1yQTDKasKxbvfVdANOx9bmlPYml-2dkCE/view",
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  "updated_at": "2026-10-17",
  "scope": "EVO Lite 640T Enterprise · SE V2 controller",
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      "type": "text",
      "text": "When the EVO Lite Enterprise Series multi-rotor drone hovers, it generates noise with an intensity of 69dB (at a distance of 0.5 meters from the aircraft). Users should familiarize themselves with local noise pollution prevention and control regulations and set a reasonable flight altitude or safety distance to ensure no interference with other individuals, groups, or organizations.",
      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b3"
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      "type": "heading",
      "text": "A-weighted sound power level",
      "anchor": "p61-b4",
      "level": 3,
      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b4"
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      "text": "The EVO Lite Enterprise Series multi-rotor drone has undergone sound power testing by relevant qualified third-party testing agencies, and the results comply with the regulations of the European Union regarding unmanned aerial vehicles.",
      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b5"
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      "caption": "A-Weighted Sound Power Level of EVO Lite Enterprise Series multi-rotor drone",
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      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b6"
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      "type": "heading",
      "text": "A-weighted sound pressure level",
      "anchor": "p61-b8",
      "level": 3,
      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b8"
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      "type": "text",
      "text": "Measurement results for the EVO Lite Enterprise Series multi-rotor drone, in accordance with the requirements of GB 42590-2023 in China’s Mainland, are provided below:",
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      "html": "<table><tbody><tr><td>Observation Points</td><td>Hover</td><td>Fly (1 m/s)</td></tr><tr><td>Ground Measure Point (Below)</td><td>68dB</td><td>72.1dB</td></tr><tr><td>Side Measure Point (Horizontal Plane)</td><td>67.3dB</td><td>66.1dB</td></tr></tbody></table>",
      "caption": "Table 3-12 Noise Measurements Results (Normalized to 1 m from the Aircraft)",
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      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b11"
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      "type": "text",
      "text": "Note: The measurement environment is an outdoor cement ground.",
      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b12"
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      "type": "table",
      "html": "<ul><li>Before conducting a flight, please make sure to verify the noise restrictions in the flight area in advance to avoid violations of local regulations regarding aircraft noise.</li></ul>",
      "caption": "Manufacturer note",
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      "note": true,
      "url": "https://shop.skyflow.ca/learn/autel/evo-lite-enterprise/manuals/evo-lite-640t-v1-0-2/3-10-noise-description#p61-b13"
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