TCD 9679629-1

MID BUS, INC. Pdf Download PDF Report

Exterior Noise Test

Stationary

Date : 1996-06-11
Personnel : Bob LaMorte, Bud Byers, and Ron Harter
Temperature (°F) : 83 Humidity (%) : 75
Wind Speed (mph) : 5 Wind Direction : nw
Barometric Pressure (in.Hg) : 30.05
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: true checked by R.L.
Exterior Ambient Noise Level dB(A): 46.0

Accessories and Air Conditioning ON
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 838 57.5 58.5
High Idle
Wide Open Throttle 3245 70.2 70.3

Accessories and Air Conditioning OFF
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle
High Idle
Wide Open Throttle