Editing LPD433 (section)

====United Kingdom====

In the UK, LPD433 equipment that meets the respective [[Ofcom]] Interface Requirement can be used for model control, analogue/digitised voice and [[Remote keyless system|remote keyless entry systems]].<ref>{{cite web|url=https://www.ofcom.org.uk/__data/assets/pdf_file/0028/84970/ir-2030-july-2017.pdf |archive-url=https://ghostarchive.org/archive/20221009/https://www.ofcom.org.uk/__data/assets/pdf_file/0028/84970/ir-2030-july-2017.pdf |archive-date=2022-10-09 |url-status=live
|title=IR 2030 - UK Interface Requirements 2030 - Licence Exempt Short Range Devices |publisher=Ofcom |date=July 2017 |access-date=2017-12-06}}</ref> There is significant scope for interference however, both on frequency and on adjacent frequencies, as the band is far from free. The frequencies from 430 to 440&nbsp;MHz are allocated on a secondary basis to licensed radio amateurs who are allowed to use up to 40&nbsp;W (16&nbsp;dBW) between 430 and 432&nbsp;MHz and 400&nbsp;W (26&nbsp;dBW) between 432 and 440&nbsp;MHz. Channels 1 to 14 are UK amateur repeater outputs and channels 62 to 69 are UK amateur repeater inputs. This band is shared on a secondary basis for both licensed and licence exempt users, with the primary user being the [[Ministry of Defence (United Kingdom)|Ministry of Defence]].<ref>{{cite web|url=http://stakeholders.ofcom.org.uk/binaries/spectrum/spectrum-information/UKFAT_2013.pdf |archive-url=https://ghostarchive.org/archive/20221009/http://stakeholders.ofcom.org.uk/binaries/spectrum/spectrum-information/UKFAT_2013.pdf |archive-date=2022-10-09 |url-status=live|title=United Kingdom Frequency Allocation Table 2013 |publisher=Ofcom |access-date=2014-01-07}}</ref>

Ofcom, together with the  [[Radio Society of Great Britain|RSGB]] Emerging Technology Co-ordination Committee have produced guidelines to help mitigate the side effects of interference to an extent.<ref>{{cite web|url=https://www.ofcom.org.uk/__data/assets/pdf_file/0024/86172/Interference-between-Short-Range-Devices-and-Amateur-Repeaters.pdf |archive-url=https://ghostarchive.org/archive/20221009/https://www.ofcom.org.uk/__data/assets/pdf_file/0024/86172/Interference-between-Short-Range-Devices-and-Amateur-Repeaters.pdf |archive-date=2022-10-09 |url-status=live|title=Interference between Short Range Devices and Amateur Repeaters|publisher=Ofcom |access-date=2014-01-07}}</ref><ref>{{cite web|url=https://ukrepeater.net/documents/srd.pdf |archive-url=https://ghostarchive.org/archive/20221009/https://ukrepeater.net/documents/srd.pdf |archive-date=2022-10-09 |url-status=live|title=Paper on SRD Mitigation Techniques |publisher=R.S.G.B. Emerging Technology Co-ordination Committee|access-date=2014-01-07}}</ref>