XB20RD

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Exterior Noise Test

Accelerating from Standstill

Date : 1996-05-23
Personnel : B.L., S.C. & R.H.
Temperature (°F) : 74 Humidity (%) : 50
Wind Speed (mph) : 3 Wind Direction : NW
Barometric Pressure (in.Hg) : 30.02
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 R.L.L.
Initial Sound Level Meter Calibration: true checked by R.L.L.
Exterior Ambient Noise Level dB(A): 46.9

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 79.6 1 79.6
2 79.1 2 79.5
3 79.6 3 79.3
4 79.7 4 79.1
5 79.3 5 79.6
Average of two highest actual noise levels = 79.7 dB(A) Average of two highest actual noise levels = 79.6 dB(A)