XB20RD

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Exterior Noise Test

Accelerating from Constant Speed

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: false checked by R.L.L.
Exterior Ambient Noise Level dB(A): 18.8

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 77.8 1 77.9
2 77.7 2 78.1
3 77.9 3 78.0
4 78.0 4 78.5
5 77.8 5 78.4
Average of two highest actual noise levels = 78.0 dB(A) Average of two highest actual noise levels = 78.5 dB(A)