GCC 2793-1093-F

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Exterior Noise Test

Accelerating from Constant Speed

Date : 1994-03-17
Personnel : R.L., B.R., & S.C.
Temperature (°F) : 34 Humidity (%) : 65
Wind Speed (mph) : 8 Wind Direction : NW
Barometric Pressure (in.Hg) : 30.01
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.
Initial Sound Level Meter Calibration: false checked by R.L.
Exterior Ambient Noise Level dB(A): 47.5

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 72.5 1 73.8
2 72.2 2 73.8
3 72.1 3 73.4
4 71.5 4 74.8
5 72.3 5 74.2
Average of two highest actual noise levels = 72.4 dB(A) Average of two highest actual noise levels = 74.5 dB(A)