Informal Working Group for the Development of a UN Regulation on Quiet Road Transport Vehicles | Session 2 | 26-27 Jan 2015
Geneva
Agenda Item 6.2.
Annex 3 paragraphs 4. Frequency shift

The annex was reviewed.

The remaining open issues shall be analyzed during next meeting :

  • Frequency resolution specification
  • Possibilities of specifications of Signal Noise Ratio have to be analyzed. e.g. spectrum at maximum sound pressure level, NPRM specification, …),
  • Number of passes for method A,
  • Development of Method F,
  • Final result (Left or right side, …)
  • Doppler effect (OICA)

Documentation
REG58-QRTV-02-03 Test procedures for AVAS frequency shift