1108N

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2006-02-16
Personnel : B.S., T.S. & S.C
Temperature (°F) : 39 Humidity (%) : 70
Wind Speed (mph) : Calm Wind Direction : Calm
Barometric Pressure (in.Hg) : 30.12
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: false checked by S.C.
Exterior Ambient Noise Level dB(A): 48.8

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 73.3 1 73.8
2 73.6 2 73.0
3 73.9 3 74.3
4 74.3 4 74.1
5 73.9 5 73.7
Average of two highest actual noise levels = 74.1 dB(A) Average of two highest actual noise levels = 74.2 dB(A)