320 AERO ELITE FORD

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Exterior Noise Test

Accelerating from Constant Speed

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: false checked by S.C.
Exterior Ambient Noise Level dB(A): 42.7

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 77.9 1 78.9
2 78.9 2 78.2
3 79.5 3 78.5
4 79.0 4 78.5
5 78.8 5 78.9
Average of two highest actual noise levels = 79.3 dB(A) Average of two highest actual noise levels = 78.9 dB(A)