This standard specifies the terms, definitions, requirements and test methods for vehicle right-turn prompts. This standard is applicable to the right-turn warning sound device for vehicles, as well as the trucks installed with the device whose maximum design total mass is greater than or equal to 12,000 kg. Other vehicles can refer to it.
GB/T 38694-2020 Referenced Document
GB/T 3241 Electroacoustics.Octave-band and fractional-octave-band filters
GB/T 3785 Electric,sonic properties and measuring methods for sound level meters
GB/T 38694-2020 history
2020GB/T 38694-2020 Requirements and test methods of alert for vehicle turnning right