# The Wireless Telegraphy (Automotive Short Range Radar) (Exemption) Regulations 2005, Regulation 4: Exemption


The exemption provided for in regulation 3 shall be limited to automotive short range radar equipment which —
(a) operates within the frequency band between 77 gigahertz and 81 gigahertz;
(b) emits a mean power density no greater than —
(i) -3 dBm/MHz eirp associated with a peak limit of 55 dBm eirp; and
(ii) -9 dBm/MHz eirp outside the vehicle in which it is established or installed; and
(c) does not cause undue interference to other users of the frequency band between 77 gigahertz and 81 gigahertz.

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Source: https://www.legislation.gov.uk/uksi/2005/353/regulation/4 (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-automotive-short-range-radar-exemption-regulations-2005/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.