This SAE Standard establishes the procedure for determining the operator duty cycle sound pressure level L_odc to which operators of powered recreational craft up to 24 m in length are exposed during typical operation as determined by marine engine duty cycle studies. This document describes the instrumentation, the required calibration procedures, the test site, the specifications for ¿¿¿standard craft¿¿¿, the craft operating conditions, microphone positioning, test procedure, engine speeds for each of the Duty Cycle modes and the formula and table for calculating the Duty Cycle operator ear sound pressure level.

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Published:

04/25/2022

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1 file , 780 KB

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