XDE 40

NEW FLYER Pdf Download PDF Report

Exterior Noise Test

Accelerating from Standstill

Date : 2010-03-17
Personnel : B.S., T.S. & E.L.
Temperature (°F) : 39 Humidity (%) : 66
Wind Speed (mph) : Calm Wind Direction : Calm
Barometric Pressure (in.Hg) : 30.1
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): 35.1

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 65.6 1 65.5
2 65.6 2 65.9
3 66.6 3 67.0
4 65.9 4 66.1
5 65.6 5 66.0
Average of two highest actual noise levels = 66.3 dB(A) Average of two highest actual noise levels = 66.6 dB(A)