LIBERTY FREESTAR

THE LIBERTY MOTOR COMPANY INC. Pdf Download PDF Report

Exterior Noise Test

Accelerating from Constant Speed

Date : 2006-09-21
Personnel : B.S., T.S. & S.C.
Temperature (°F) : 55 Humidity (%) : 71
Wind Speed (mph) : 8 Wind Direction : W
Barometric Pressure (in.Hg) : 29.85
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): 42.5

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 71.2 1 71.0
2 69.2 2 69.5
3 71.4 3 686.1
4 69.7 4 38.1
5 71.4 5 71.2
Average of two highest actual noise levels = 71.4 dB(A) Average of two highest actual noise levels = 378.7 dB(A)