Sec.14-80a-9a. Microphone distance correction factors

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If the distance between the microphone location point and the microphone target point is other than 50 feet, (15.2 m), the maximum observed sound level reading generated by the vehicle being measured must be corrected in accordance with table one prior to determining compliance with the sound level values of section 14-80a-4a.

(Effective June 1, 1978)

                    
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