320 AERO ELITE FORD

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Exterior Noise Test

Accelerating from Standstill

Date : 2003-01-14
Personnel : S.C., T.S. & B.S.
Temperature (°F) : 31 Humidity (%) : 58
Wind Speed (mph) : 6 Wind Direction : W
Barometric Pressure (in.Hg) : 30.09
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): 42.8

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 77.0 1 77.7
2 78.3 2 76.7
3 78.0 3 76.4
4 78.1 4 76.9
5 78.3 5 77.1
Average of two highest actual noise levels = 78.3 dB(A) Average of two highest actual noise levels = 77.4 dB(A)