{
  "url": "https://openlegislation.uk/wireless-telegraphy-ultra-wideband-equipment-exemption-regulations-2015/regulation-6",
  "json_url": "https://openlegislation.uk/wireless-telegraphy-ultra-wideband-equipment-exemption-regulations-2015/regulation-6.json",
  "legislation": "uksi/2015/591",
  "legislation_title": "The Wireless Telegraphy (Ultra-Wideband Equipment) (Exemption) Regulations 2015",
  "legislation_url": "https://openlegislation.uk/wireless-telegraphy-ultra-wideband-equipment-exemption-regulations-2015",
  "path": "regulation/6",
  "kind": "regulation",
  "number": "6",
  "heading": "Transmission limits",
  "text": "The condition referred to in regulation 5(4) is that the ultra-wideband equipment only emits transmissions which—\n(a) in frequencies up to 1.6 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -90.0 dBm/MHz; and\n(ii) a maximum peak power no greater than -50.0 dBm or the equivalent transmission level;\n(b) in the frequency band 1.6 GHz to 2.7 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -85.0 dBm/MHz; and\n(ii) a maximum peak power no greater than -45.0 dBm or the equivalent transmission level;\n(c) in the frequency band 2.7 GHz to 3.1 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -70.0 dBm/MHz; and\n(ii) a maximum peak power no greater than -36.0 dBm or the equivalent transmission level;\n(d) in the frequency band 3.1 GHz to 3.4 GHz when measured in any direction—\n(i) have a maximum mean power spectral density—\n(aa) no greater than -70.0 dBm/MHz; or\n(bb) no greater than -41.3 dBm/MHz provided that one of the two techniques referred to in regulation 7 is used to mitigate interference to other users of the electromagnetic spectrum; and\n(ii) have a maximum peak power—\n(aa) no greater than -36.0 dBm or the equivalent transmission level; or\n(bb) no greater than 0 dBm or the equivalent transmission level provided that one of the two techniques referred to in regulation 7 is used to mitigate interference to other users of the electromagnetic spectrum;\n(e) in the frequency band 3.4 GHz to 3.8 GHz when measured in any direction—\n(i) have a maximum mean power spectral density—\n(aa) no greater than -80.0 dBm/MHz; or\n(bb) no greater than -41.3 dBm/MHz provided that one of the two techniques referred to in regulation 7 is used to mitigate interference to other users of the electromagnetic spectrum; and\n(ii) have a maximum peak power—\n(aa) no greater than -40.0 dBm or the equivalent transmission level; or\n(bb) no greater than 0.0 dBm or the equivalent transmission level provided that one of the two techniques referred to in regulation 7 is used to mitigate interference to other users of the electromagnetic spectrum;\n(f) in the frequency band 3.8 GHz to 4.8 GHz when measured in any direction—\n(i) have a maximum mean power spectral density—\n(aa) no greater than -70.0 dBm/MHz; or\n(bb) no greater than -41.3 dBm/MHz provided that one of the two techniques referred to in regulation 7 is used to mitigate interference to other users of the electromagnetic spectrum; and\n(ii) have a maximum peak power—\n(aa) no greater than -30.0 dBm or the equivalent transmission level; or\n(bb) no greater than 0.0 dBm or the equivalent transmission level provided that one of the two techniques set out in regulation 7 is used to mitigate interference to other users of the electromagnetic spectrum;\n(g) in the frequency band 4.8 GHz to 6.0 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -70.0 dBm/MHz; and\n(ii) a maximum peak power no greater than -30.0 dBm or the equivalent transmission level;\n(h) in the frequency band 6.0 GHz to 8.5 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -41.3 dBm/MHz; and\n(ii) a maximum peak power no greater than 0.0 dBm or the equivalent transmission level;\n(i) in the frequency band 8.5 GHz to 9 GHz when measured in any direction have—\n(i) a maximum mean power spectral density—\n(aa) no greater than -65.0 dBm/MHz; or\n(bb) no greater than -41.3 dBm/MHz provided that the technique referred to in regulation 7(b) is used to mitigate interference to other users of the electromagnetic spectrum; and\n(ii) have a maximum peak power—\n(aa) no greater than -25.0 dBm or the equivalent transmission level; or\n(bb) no greater than 0.0 dBm or the equivalent transmission level provided that the technique referred to in regulation 7(b) is used to mitigate interference to other users of the electromagnetic spectrum;\n(j) in the frequency band 9 GHz to 10.6 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -65.0 dBm/MHz; and\n(ii) a maximum peak power no greater than -25.0 dBm or the equivalent transmission level; and\n(k) in frequency bands above 10.6 GHz when measured in any direction have—\n(i) a maximum mean power spectral density no greater than -85.0 dBm/MHz; and\n(ii) a maximum peak power no greater than -45.0 dBm or the equivalent transmission level.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "I",
      "label": "I1",
      "text": "Reg. 6 in force at 25.3.2015, see reg. 1"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2015/591/regulation/6",
    "retrieved_at": "2026-10-28T23:43:48.352694+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}