Maximum Sound Level Potential for Motorcycles
This SAE Recommended Practice establishes the test procedure, environment, and instrumentation for determining the maximum sound level potential for motorcycles under wide open throttle acceleration and closed throttle deceleration.
Rationale: This document was last revised in 2005, and is now updated as a result of the regular 5-year revision cycle. Slight changes in format and wording clarifying the document’s intent are introduced.
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NoiseTwo or three wheeled vehicles
Also known as: SAE J 47
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