1999 Dodge RAM 2500

Cummings Mobility Conversions & Supply, Inc. Pdf Download PDF Report

Exterior Noise Test

Accelerating from Constant Speed

Date : 1999-09-09
Personnel : B.L. and R.H.
Temperature (°F) : 79 Humidity (%) : 61
Wind Speed (mph) : 7 Wind Direction : SW
Barometric Pressure (in.Hg) : 29.88
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 B.L.
Initial Sound Level Meter Calibration: false checked by A
Exterior Ambient Noise Level dB(A): 1.0

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 81.0 1 74.0
2 80.0 2 74.2
3 81.3 3 74.0
4 81.4 4 74.4
5 81.8 5 74.2
Average of two highest actual noise levels = 81.6 dB(A) Average of two highest actual noise levels = 74.3 dB(A)