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SAE J 377-2007 (SAE J377-2007)
Vehicular Traffic Sound Signaling Devices (Horns)
This SAE Standard establishes the minimum operational life cycles, environmental requirements, and sound level output for electrically driven Vehicular Traffic Sound Signalling Devices (hereinafter referred to as Horns) on new automotive vehicles. Test equipment, environment, and procedures are specified.
Society of Automotive Engineers [sae]