{
  "url": "https://openlegislation.uk/wireless-telegraphy-exemption-regulations-1999/schedule-6/part-III/paragraph-2",
  "json_url": "https://openlegislation.uk/wireless-telegraphy-exemption-regulations-1999/schedule-6/part-III/paragraph-2.json",
  "legislation": "uksi/1999/930",
  "legislation_title": "The Wireless Telegraphy (Exemption) Regulations 1999",
  "legislation_url": "https://openlegislation.uk/wireless-telegraphy-exemption-regulations-1999",
  "path": "schedule/6/part/III/paragraph/2",
  "kind": "paragraph",
  "number": "2",
  "heading": "Telemetry and Telecommand: General",
  "text": "Wireless telegraphy apparatus designed or adapted for–\n(a) Telemetry and Telecommand, so as to be capable of use on one or more of the frequencies or within one of the frequency bands, and at a radiated level not exceeding the maximum for such frequencies or frequency bands, for each category of apparatus, specified in the table below and subject to the following sub-paragraphs;\n(b) in category iii, channel numbers 1 and 3 to 11 are available with a channel centre frequency of 173.2 MHz + (channel bandwidth × channel number);\n(c) in category iv, channel numbers 1 to 5 are available with a channel centre frequency of 173.2 MHz + (channel bandwidth × channel number);\n(d) in category v, Telemetry and Telecommand may only be used in conjunction with telephony with a non-locking push to talk key or voice operated carrier;\n(e) in category vii, the band may also be used for airborne telemetry based on 25 kHz channel spacing;\n(f) in categories viii, ix and xii, consecutive channels may be combined for increased bandwidth up to the maximum sub-band frequency allocation. The total signal bandwidth must be contained within the allocated sub-band–\nCategory\nFrequencies or frequency band\nRadiated level\nChannel bandwidth\nMusic or speech permitted\nDuty cycle\nETSI standard\ni\n26.995, 27.045, 27.095, 27.145, 27.195 MHz\n1 mW erp\n10 kHz\nNo\n—\nEN 300 220–1\nii\n40.66–40.7 MHz\n10 mW erp\n—\nNo\n—\niii\n173.2–173.35 MHz\n1 mW erp\n12.5 kHz\nNo\niv\n173.2–173.35 MHz\n1 mW erp\n25 kHz\nNo\n—\nv\n173.5875, 173.6 MHz\n10 mW erp\n12.5 kHz\nYes\n—\nvi\n417.9–418.1 MHz\n250 μW erp\n—\nNo\n—\nvii\n433.05–434.79 MHz\n10 mW erp\n—\nNo\n≤ 10%\nviii\n868–868.6 MHz\n25 mW erp\n≤ 25 kHz\nNo\n≤ 1%\nix\n868.7–869.2 MHz\n25 mW erp\n≤ 25 kHz\nNo\n≤ 0.1%\nx\n869.3–869.4 MHz\n10 mW erp\n≤ 25 kHz\nNo\n≤ 10%\nxi\n869.4–869.65 MHz\n500 mW erp\n≤ 25 kHz\nNo\n≤ 10%\nxii\n869.7–870 MHz\n5 mW erp\n≤ 25 kHz\nNo\nup to 100 %\nxiii\n2400–2483.5 MHz\n10 mW eirp\n≤ 20 MHz\nYes\n—\nI-ETS 300 440",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "substituted",
      "affecting": "uksi/2000/1012",
      "affecting_title": "The Wireless Telegraphy (Exemption) (Amendment) Regulations 2000"
    },
    {
      "type": "substituted",
      "affecting": "uksi/2000/1012",
      "affecting_title": "The Wireless Telegraphy (Exemption) (Amendment) Regulations 2000"
    },
    {
      "type": "substituted",
      "affecting": "uksi/2000/1012",
      "affecting_title": "The Wireless Telegraphy (Exemption) (Amendment) Regulations 2000"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1999/930/schedule/6/part/III/paragraph/2",
    "retrieved_at": "2026-10-29T10:53:38.608184+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."
}