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Exterior Noise Test

Accelerating from Standstill

Date : 2008-07-18
Personnel : T.S., B.S., & B.J.
Temperature (°F) : 86 Humidity (%) : 49
Wind Speed (mph) : 8 Wind Direction : WSW
Barometric Pressure (in.Hg) : 30.09
Verify that microphone height is 4 feet, wind speed is less than 12 mpg and ambient temperature is between 30 F and 90 F: true checked by S.C.
Initial Sound Level Meter Calibration: true checked by S.C.
Exterior Ambient Noise Level dB(A): 40.1

Accelerating from Constant Speed
Curb (Right) Side
Accelerating from Constant Speed
Street (Left) Side
Run # Measured Noise Level dB(A) Run # Measured Noise Level dB(A)
1 80.5 1 80.7
2 80.1 2 80.6
3 80.2 3 80.8
4 79.4 4 80.7
5 79.7 5 80.7
Average of two highest actual noise levels = 80.4 dB(A) Average of two highest actual noise levels = 80.8 dB(A)