G21D102N4

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Exterior Noise Test

Accelerating from Standstill

Date : 2001-07-16
Personnel : SC, BS, MH
Temperature (°F) : 74 Humidity (%) : 53
Wind Speed (mph) : calm Wind Direction : W
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: true checked by S.C.
Exterior Ambient Noise Level dB(A): 41.2

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 73.9 1 75.3
2 74.1 2 75.8
3 73.9 3 75.2
4 75.1 4 75.6
5 73.6 5 76.2
Average of two highest actual noise levels = 74.6 dB(A) Average of two highest actual noise levels = 76.0 dB(A)