CSFE

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Exterior Noise Test

Accelerating from Constant Speed

Date : 2001-03-02
Personnel : S.C., E.D. & G.M.
Temperature (°F) : 36 Humidity (%) : 55
Wind Speed (mph) : 10 Wind Direction : W
Barometric Pressure (in.Hg) : 29.59
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): 51.2
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 74.7 1 74.7
2 74.6 2 74.7
3 74.7 3 74.8
4 74.5 4 75.0
5 74.7 5 74.8
Average of two highest actual noise levels = 74.7 dB(A) Average of two highest actual noise levels = 74.9 dB(A)
Final Sound Level Meter Calibration Check: true checked by S.C.
Comments:
General Check-In Maintainability Repair & Maintenance Replacement & Repair Reliability Safety Performance Structural Fuel Economy Noise Glossary
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