Volume and pitch Traceability Hierarchy Diagram

Element View:
Volume and pitchVolume and pitchThe horn must have a high tone (pitch) of equal or greater than 420 Hz.HornWith the vehicle in normal running condition, the horn must emit a sound greater than 85 dBA when measured 4 meters horizontally from the vehicle.HornThe horn must have a noise capability/volume greater than 110 dBA.HornHorn