CONCORD II

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2007-06-15
Personnel : S.C.
Temperature (°F) : 77 Humidity (%) : 68
Wind Speed (mph) : 5 Wind Direction : E
Barometric Pressure (in.Hg) : 30.12
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): 44.6

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 72.2 1 71.8
2 71.8 2 71.6
3 72.0 3 72.0
4 71.9 4 71.3
5 72.0 5 71.3
Average of two highest actual noise levels = 72.1 dB(A) Average of two highest actual noise levels = 71.9 dB(A)