CSRE

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Exterior Noise Test

Accelerating from Constant Speed

Date : 1994-08-03
Personnel : b.l. & r.h.
Temperature (°F) : 73 Humidity (%) : 76
Wind Speed (mph) : 3 Wind Direction : NW
Barometric Pressure (in.Hg) : 30.21
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.L.
Initial Sound Level Meter Calibration: false checked by R.L.L.
Exterior Ambient Noise Level dB(A): 41.9

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 78.2 1 73.3
2 79.0 2 75.8
3 78.7 3 76.8
4 782.0 4 76.7
5 78.6 5 76.2
Average of two highest actual noise levels = 430.5 dB(A) Average of two highest actual noise levels = 76.8 dB(A)