ENTERVAN

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2009-03-25
Personnel : M.R., T.S. & S.C.
Temperature (°F) : 47 Humidity (%) : 21
Wind Speed (mph) : 10 Wind Direction : S
Barometric Pressure (in.Hg) : 30.26
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): 46.1

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 66.5 1 66.4
2 65.4 2 66.1
3 66.7 3 65.9
4 69.7 4 66.0
5 65.5 5 66.3
Average of two highest actual noise levels = 68.2 dB(A) Average of two highest actual noise levels = 66.4 dB(A)