XHF 32

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Exterior Noise Test

Accelerating from Standstill

Date : 2003-08-19
Personnel : B.S., T.S., and S.C.
Temperature (°F) : 76 Humidity (%) : 61
Wind Speed (mph) : 3 Wind Direction : NNE
Barometric Pressure (in.Hg) : 30.24
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): 39.7

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 75.9 1 74.6
2 76.6 2 74.6
3 75.9 3 74.1
4 75.9 4 74.6
5 76.0 5 74.0
Average of two highest actual noise levels = 76.3 dB(A) Average of two highest actual noise levels = 74.6 dB(A)