# The Wireless Telegraphy (Ultra-Wideband Equipment) (Exemption) Regulations 2015, Regulation 28: Transmission limits for non-fixed installations

Extent: E+W+S+N.I.

The condition referred to in regulation 26(4)(b) is that the ultra-wideband equipment only emits transmissions which—
(a) in frequencies up to 1.73 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -85.0 dBm/MHz; and
(ii) a maximum peak power no greater than -60.0 dBm;
(b) in frequency band 1.73 GHz to 2.2 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -70.0 dBm/MHz; and
(ii) a maximum peak power no greater than -45.0 dBm;
(c) in frequency band 2.2 GHz to 2.5 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -50.0 dBm/MHz; and
(ii) a maximum peak power no greater than -25.0 dBm;
(d) in frequency band 2.5 GHz to 2.69 GHz when measured in any direction have—
(i) a maximum mean power spectral density—
(aa) no greater than -65.0 dBm/MHz; or
(bb) no greater than -50.0 dBm/MHz provided that a listen before talk mechanism described in harmonised standard ETSI EN 302 065-4 is used to mitigate interference to other users of the electromagnetic spectrum;
(ii) a maximum peak power no greater than -40.0 dBm; and
(iii) a total radiated power spectral density no greater than -75.0 dBm/MHz;
(e) in frequency band 2.69 GHz to 2.7 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -70.0 dBm/MHz provided that all transmissions are limited to a maximum of 100 milliseconds in any one second; and
(ii) a maximum peak power no greater than -45.0 dBm;
(f) in frequency band 2.7 GHz to 2.9 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -70.0 dBm/MHz; and
(ii) a maximum peak power no greater than -45.0 dBm;
(g) in frequency band 2.9 GHz to 3.4 GHz when measured in any direction have—
(i) a maximum mean power spectral density
(aa) no greater than -70.0 dBm/MHz; or
(bb) no greater than -50.0 dBm/MHz provided that a listen before talk mechanism described in harmonised standard ETSI EN 302 065-4 is used to mitigate interference to other users of the electromagnetic spectrum;
(ii) a maximum peak power no greater than -45.0 dBm;
(h) in frequency band 3.4 GHz to 3.8 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -50.0 dBm/MHz provided that all transmissions are limited to a maximum of 100 milliseconds in any one second;
(ii) a maximum peak power no greater than -25.0 dBm; and
(iii) a total radiated power spectral density no greater than -55.0 dBm/MHz;
(i) in frequency band 3.8 GHz to 4.8 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -50.0 dBm/MHz; and
(ii) a maximum peak power no greater than -25.0 dBm;
(j) in frequency band 4.8 GHz to 5.0 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -55.0 dBm/MHz provided that all transmissions are limited to a maximum of 100 milliseconds in any one second;
(ii) a maximum peak power no greater than -30.0 dBm; and
(iii) a total radiated power spectral density no greater than -65.0 dBm/MHz;
(k) in frequency band 5 GHz to 5.25 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -50.0 dBm/MHz; and
(ii) a maximum peak power no greater than -25.0 dBm;
(l) in frequency band 5.25 GHz to 5.35GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -60.0 dBm/MHz; and
(ii) a maximum peak power no greater than -35.0 dBm;
(m) in frequency band 5.35 GHz to 5.6 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -50.0 dBm/MHz; and
(ii) a maximum peak power no greater than -25.0 dBm;
(n) in frequency band 5.6 GHz to 5.65 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -65.0 dBm/MHz; and
(ii) a maximum peak power no greater than -40.0 dBm;
(o) in frequency band 5.65 GHz to 5.725 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -60.0 dBm/MHz; and
(ii) a maximum peak power no greater than -35.0 dBm;
(p) in frequency band 5.725 GHz to 8.5 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -50.0 dBm/MHz; and
(ii) a maximum peak power no greater than -25.0 dBm;
(q) in frequency band 8.5 GHz to 10.6 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -65.0 dBm/MHz; and
(ii) a maximum peak power no greater than -40.0 dBm; and
(r) in frequency bands above 10.6 GHz when measured in any direction have—
(i) a maximum mean power spectral density no greater than -85.0 dBm/MHz; and
(ii) a maximum peak power no greater than -60.0 dBm;

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Source: https://www.legislation.gov.uk/uksi/2015/591/regulation/28 (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-ultra-wideband-equipment-exemption-regulations-2015/regulation-28
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.