{
  "id": "jy-11",
  "name": "JY-11",
  "aliases": [],
  "domain": "land",
  "country": "CHN",
  "category": "3D air-surveillance radar",
  "status": null,
  "fielded": 2007,
  "operators": [
    "CHN",
    "LKA"
  ],
  "prolif_count": 2,
  "summary": "The JY-11 Chinese 3D Air-Surveillance Radar is an S-band (NATO E-/F-band) (2–4 GHz) 3D volume air-surveillance radar family that can operate as a standalone sensor or as part of an integrated air-defence network.",
  "specs": [
    {
      "k": "",
      "label": "Antenna type",
      "section": "firecontrol",
      "v": "phased-array",
      "src": [
        "weg-jy-11"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Resolution azimuth",
      "section": "system",
      "v": "2°",
      "src": [
        "weg-jy-11"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Displacement time",
      "section": "system",
      "v": "30 min",
      "src": [
        "weg-jy-11"
      ],
      "conf": "medium"
    }
  ],
  "payloads": [],
  "variants": [
    {
      "name": "JY-11B Chinese 3D Mobile Air-Surveillanc",
      "text": "The JY-11B Chinese 3D Mobile Air-Surveillance Radar is an S-band 3D mobile air-surveillance radar specifically designed for intercepting low-altitude targets. The radar design features a reconfigurable transmitting beam ",
      "src": [
        "weg-jy-11"
      ]
    }
  ],
  "art": "generic",
  "image": null,
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    }
  ],
  "url": "https://www.defensepedia.com/systems/jy-11.html",
  "sources": {
    "weg-jy-11": {
      "title": "JY-11 Chinese 3D Air-Surveillance Radar",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/JY-11_Chinese_3D_Air-Surveillance_Radar",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}