Microphone positions. The distance from the microphone positions on the microphone line PP’ to the perpendicular reference line CC’ as specified in Figure 1 on the test track or in an indoor test facility shall be 2,0 m ± 0,05 m. The microphones shall be located 1,2 m ± 0,02 m above the ground level. The reference direction for free field conditions as specified in IEC 61672-1.2013 shall be horizontal and directed perpendicularly towards the path of the vehicle line CC’.
Appears in 9 contracts
Sources: Uniform Technical Prescriptions Agreement, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles
Microphone positions. The distance from the microphone positions on the microphone line PP’ to the perpendicular reference line CC’ as specified in Figure 1 on the test track or in an indoor test facility shall be 2,0 m ± 0,05 m. The microphones shall be located 1,2 m ± 0,02 m above the ground level. The reference direction for free field conditions as specified in IEC 61672-1.2013 1 shall be horizontal and directed perpendicularly towards the path of the vehicle line CC’.
Appears in 3 contracts
Sources: Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles
Microphone positions. The distance from the microphone positions on the microphone line PP’ to the perpendicular reference line CC’ as specified in Figure 1 on the test track or in an indoor test facility shall be 2,0 m ± 0,05 m. The microphones shall be located 1,2 m ± 0,02 m above the ground level. The reference direction for free field conditions as specified in IEC 61672-1.2013 1:2013 shall be horizontal and directed perpendicularly towards the path of the vehicle line CC’.
Appears in 2 contracts
Sources: Uniform Technical Prescriptions Agreement, Uniform Technical Prescriptions Agreement