MB55 CHASSIS

FREIGHTLINER CUSTOM CHASSIS CORP Pdf Download PDF Report

Interior Noise Test Data Form

Test Condition 2: 0 to 35 mph Acceleration Test

Date 2006-03-06
Personnel B.S., S.C. T.S.
Temperature (°F) 36
Humidity (%) 37
Wind Direction NW
Wind Speed (MPH) 3
Barometric Pressure (in.Hg) 30.0
Initial Sound Level Meter Calibration checked by S.C.
Interior Ambient Noise Level dB(A) 34.0
Exterior Ambient Noise Level dB(A) 35.4
Microphone Height During Testing(in) 48
Measurement Location Measured Sound Level dB(A)
Driver's Seat 73.8
Front Passenger Seats 70.2
Middle Passenger Seats 72.5
Rear Passenger Seats 72.3
Final Sound Level Meter Calibration checked by S.C.
Comments
All readings taken in the center aisle.