{
  "id": "kolchuga",
  "name": "Kolchuga",
  "aliases": [],
  "domain": "land",
  "country": "RUS",
  "category": "Electronic warfare support measures system",
  "status": null,
  "fielded": 1995,
  "operators": [
    "IRN",
    "ISR",
    "PAK",
    "RUS",
    "SAU",
    "UKR"
  ],
  "prolif_count": 6,
  "summary": "The Kolchuga passive sensor is an electronic-warfare support measures system developed in the Soviet Union and manufactured in Ukraine. Its detection range is limited by line-of-sight but may be up to 800 km (500 mi) for very high altitude, very powerful emitters.",
  "specs": [
    {
      "k": "",
      "label": "Manufacturer",
      "section": "system",
      "v": "KRET corporation",
      "src": [
        "weg-kolchuga"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Band",
      "section": "firecontrol",
      "v": "X/Ku-bands.",
      "src": [
        "weg-kolchuga"
      ],
      "conf": "medium"
    }
  ],
  "payloads": [],
  "variants": [
    {
      "name": "Exports",
      "text": "Pakistan has expressed interest in purchasing the Kolchuga radar. Ukraine has offered it to Pakistan to counter India's Swordfish Long Range Tracking Radar. In 2002 the U.S. State Department accused Ukraine of selling Ko",
      "src": [
        "weg-kolchuga"
      ]
    }
  ],
  "art": "generic",
  "image": {
    "file": "kolchuga.jpg",
    "thumb": "kolchuga-thumb.jpg",
    "credit": "Kerri-Jo Stewart from Vancouver, Canada",
    "license": "CC BY 2.0",
    "url": "https://commons.wikimedia.org/wiki/File:Independence_Day_Parade_-_Flickr_-_Kerri-Jo_(80).jpg",
    "title": "File:Independence Day Parade - Flickr - Kerri-Jo (80).jpg"
  },
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    },
    {
      "date": "2026-10-10",
      "change": "Added photo (CC BY 2.0)"
    }
  ],
  "url": "https://www.defensepedia.com/systems/kolchuga.html",
  "sources": {
    "weg-kolchuga": {
      "title": "Kolchuga Russian Electronic Warfare Support Measures System",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/Kolchuga_Russian_Electronic_Warfare_Support_Measures_System",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}