BE40

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Exterior Noise Test

Accelerating from Standstill

Date : 2014-12-15
Personnel : T.S., T.G. & J.S.
Temperature (°F) : 42 Humidity (%) : 76
Wind Speed (mph) : Wind Direction : Calm
Barometric Pressure (in.Hg) : 30.08
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 T.S.
Initial Sound Level Meter Calibration: true checked by T.S.
Exterior Ambient Noise Level dB(A): 46.5

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 62.7 1 62.3
2 63.7 2 63.4
3 62.6 3 65.1
4 65.2 4 64.2
5 66.1 5 65.6
Average of two highest actual noise levels = 65.7 dB(A) Average of two highest actual noise levels = 65.4 dB(A)