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Exterior Noise Test

Accelerating from Constant Speed

Date : 1996-02-07
Personnel : B.L., S.C., and B.S.
Temperature (°F) : 37 Humidity (%) : 63
Wind Speed (mph) : 4 Wind Direction : nw
Barometric Pressure (in.Hg) : 30.27
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: false checked by RL
Exterior Ambient Noise Level dB(A): 42.6

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 77.2 1 78.8
2 78.1 2 77.6
3 79.4 3 78.9
4 78.8 4 77.8
5 78.1 5 78.7
Average of two highest actual noise levels = 79.1 dB(A) Average of two highest actual noise levels = 78.9 dB(A)