Regulation (EU) No 540/2014 of the European Parliament and of the CouncilDangos y teitl llawn
Regulation (EU) No 540/2014 of the European Parliament and of the Council of 16 April 2014 on the sound level of motor vehicles and of replacement silencing systems, and amending Directive 2007/46/EC and repealing Directive 70/157/EEC (Text with EEA relevance)
4.2.3.Test site — local conditions as referred to in Figures 2 and 3a to 3d of the Appendix.U.K.
4.2.3.1.In the vicinity of the microphone, there shall be no obstacle that could influence the acoustical field and no person shall remain between the microphone and the noise source. The meter observer shall be positioned so as not to influence the meter reading.U.K.