CMD-55

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2003-09-04
Personnel : B.S. and S.C.
Temperature (°F) : 77 Humidity (%) : 62
Wind Speed (mph) : 7 Wind Direction : sw
Barometric Pressure (in.Hg) : 29.85
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): 43.1

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 72.2 1 73.4
2 72.5 2 73.5
3 72.2 3 73.5
4 72.6 4 73.6
5 72.5 5 73.6
Average of two highest actual noise levels = 72.6 dB(A) Average of two highest actual noise levels = 73.6 dB(A)