Aero Elite Ford (F550 Superduty Chassis)

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Interior Noise Test Data Form

Test Condition 1: 80 dB(A) Stationary White Noise

Date 2011-02-23
Personnel T.S., B.L. & E.D.
Temperature (°F) 31
Humidity (%) 60
Wind Direction
Wind Speed (MPH)
Barometric Pressure (in.Hg) 30.28
Initial Sound Level Meter Calibration checked by B.L.
Interior Ambient Noise Level dB(A) 34.0
Exterior Ambient Noise Level dB(A) 41.4
Microphone Height During Testing(in) 48
Measurement Location Measured Sound Level dB(A)
Driver's Seat 46.4
Front Passenger Seats 46.7
In Line with Front Speaker 47.8
In Line with Middle Speaker 47.9
In Line with Rear Speaker 47.8
Rear Passenger Seats 48.9
Final Sound Level Meter Calibration checked by
Comments
<p>All readings taken in the center aisle.</p>