# The Lawnmowers (Harmonization of Noise Emission Standards) Regulations 1992, Paragraph 10.2.2: Using the A-weighted sound pressure levels LpA


If a sound level meter is used, T is five seconds.
The number of measurements is 5.

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Source: https://www.legislation.gov.uk/uksi/1992/168/schedule/3/paragraph/10.2.2 (the official version)
Page: https://openlegislation.uk/lawnmowers-harmonization-of-noise-emission-standards-regulations-1992/schedule-3/paragraph-10.2.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.