Azure Dynamics Inc. Balance Hybride E-450 With Senator Body

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Exterior Noise Test

Accelerating from Standstill

Date : 2008-08-13
Personnel : B.S., T.S. & S.C.
Temperature (°F) : 75 Humidity (%) : 51
Wind Speed (mph) : Wind Direction :
Barometric Pressure (in.Hg) : 29.88
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): 36.8

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 66.9 1 67.4
2 66.8 2 68.8
3 67.2 3 68.5
4 66.4 4 67.9
5 67.1 5 68.2
Average of two highest actual noise levels = 67.2 dB(A) Average of two highest actual noise levels = 68.7 dB(A)