Agenda Item 4.9.4.
Proposal for the 02 series of amendments to UN Regulation No. 138 (Quiet road transport vehicles)
Documentation
Annotations
WP.29/2024/66
UN R138: Proposal for the 02 series of amendments
UN R138: Proposal for the 02 series of amendments
Reference Number: WP.29/2024/66
Proposal to specify the working principles of an Acoustic Vehicle Alerting System (AVAS) and to reduce measurement uncertainties during the measurement of the one third octave bands.