G21D102N4

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Exterior Noise Test

Accelerating from Constant Speed

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: false checked by S.C.
Exterior Ambient Noise Level dB(A): 40.1

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 73.4 1 75.4
2 73.4 2 74.6
3 73.2 3 74.7
4 74.2 4 75.4
5 74.4 5 75.4
Average of two highest actual noise levels = 74.3 dB(A) Average of two highest actual noise levels = 75.4 dB(A)