DE60LF

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2003-08-14
Personnel : B.S., T.S., and S.C.
Temperature (°F) : 87 Humidity (%) : 75
Wind Speed (mph) : 0 Wind Direction : calm
Barometric Pressure (in.Hg) : 30.04
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): 39.7

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 74.1 1 74.8
2 74.3 2 74.8
3 74.4 3 75.9
4 74.6 4 75.5
5 74.4 5 75.9
Average of two highest actual noise levels = 74.5 dB(A) Average of two highest actual noise levels = 75.9 dB(A)