AERO ELITE 320

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Exterior Noise Test

Accelerating from Constant Speed

Date : 1997-03-13
Personnel : R.L., S.C., & R.H.
Temperature (°F) : 34 Humidity (%) : 50
Wind Speed (mph) : 5 Wind Direction : NE
Barometric Pressure (in.Hg) : 30.49
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 R.L.
Initial Sound Level Meter Calibration: false checked by R.L.
Exterior Ambient Noise Level dB(A): 41.3

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 75.0 1 76.2
2 75.2 2 75.7
3 75.1 3 75.8
4 75.1 4 75.6
5 75.2 5 76.0
Average of two highest actual noise levels = 75.2 dB(A) Average of two highest actual noise levels = 76.1 dB(A)