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Exterior Noise Test

Accelerating from Standstill

Date : 1995-05-09
Personnel : B.L., S.C. and R.H.
Temperature (°F) : 68 Humidity (%) : 58
Wind Speed (mph) : 8 Wind Direction : se
Barometric Pressure (in.Hg) : 30.05
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 RL
Initial Sound Level Meter Calibration: true checked by RL
Exterior Ambient Noise Level dB(A): 44.9

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 70.4 1 71.4
2 70.9 2 71.3
3 70.3 3 72.2
4 70.0 4 72.0
5 70.2 5 71.9
Average of two highest actual noise levels = 70.7 dB(A) Average of two highest actual noise levels = 72.1 dB(A)