D40I INVERO

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Exterior Noise Test

Accelerating from Standstill

Date : 2004-02-17
Personnel : R.C., S.C., & T.S.
Temperature (°F) : 32 Humidity (%) : 42
Wind Speed (mph) : Calm Wind Direction : Calm
Barometric Pressure (in.Hg) : 30.23
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): 44.4

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 76.8 1 77.0
2 76.6 2 77.5
3 76.8 3 77.8
4 76.8 4 77.7
5 76.8 5 77.8
Average of two highest actual noise levels = 76.8 dB(A) Average of two highest actual noise levels = 77.8 dB(A)