34 HD CHEVY

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Exterior Noise Test

Accelerating from Standstill

Date :
Personnel :
Temperature (°F) : Humidity (%) :
Wind Speed (mph) : Wind Direction :
Barometric Pressure (in.Hg) :
Verify that microphone height is 4 feet, wind speed is less than 12 mpg and ambient temperature is between 30 F and 90 F: checked by
Initial Sound Level Meter Calibration: checked by
Exterior Ambient Noise Level dB(A):

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 1
2 2
3 3
4 4
5 5
Average of two highest actual noise levels = N/A dB(A) Average of two highest actual noise levels = N/A dB(A)