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Exterior Noise Test

Accelerating from Standstill

Date : 1993-04-14
Personnel : B.L., S.C. and R.H.
Temperature (°F) : 54 Humidity (%) : 70
Wind Speed (mph) : 4 Wind Direction : se
Barometric Pressure (in.Hg) : 29.98
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): 41.7

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 81.6 1 80.9
2 81.6 2 80.0
3 81.4 3 80.6
4 82.9 4 82.9
5 82.7 5 81.7
Average of two highest actual noise levels = 82.8 dB(A) Average of two highest actual noise levels = 82.3 dB(A)