XDE40

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2011-07-13
Personnel : C.S., T.S. & S.C.
Temperature (°F) : 73 Humidity (%) : 60
Wind Speed (mph) : 9 Wind Direction : WNW
Barometric Pressure (in.Hg) : 29.9
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): 41.1

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 67.0 1 68.3
2 68.4 2 67.8
3 67.7 3 67.9
4 67.3 4 67.4
5 67.8 5 67.7
Average of two highest actual noise levels = 68.1 dB(A) Average of two highest actual noise levels = 68.1 dB(A)