CTS

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2004-05-25
Personnel : R.C., T.S. and S.C.
Temperature (°F) : 63 Humidity (%) : 67
Wind Speed (mph) : 6 Wind Direction : w
Barometric Pressure (in.Hg) : 29.94
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): 43.5

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 75.1 1 74.5
2 74.5 2 74.6
3 75.1 3 74.2
4 74.8 4 74.6
5 75.0 5 74.6
Average of two highest actual noise levels = 75.1 dB(A) Average of two highest actual noise levels = 74.6 dB(A)