D40LFS

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Interior Noise Test Data Form

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

Date 1991-09-24
Personnel B.L.
Temperature (°F) 61
Humidity (%) 46
Wind Direction SSW
Wind Speed (MPH) 7
Barometric Pressure (in.Hg) 28.54
Initial Sound Level Meter Calibration checked by B.L.
Interior Ambient Noise Level dB(A) 38.1
Exterior Ambient Noise Level dB(A) 50.9
Microphone Height During Testing(in) 45
Measurement Location Measured Sound Level dB(A)
Driver's Seat 49.1
Front Passenger Seats 46.3
In Line with Front Speaker 47.6
In Line with Middle Speaker 46.6
In Line with Rear Speaker 46.0
Rear Passenger Seats 45.5
Final Sound Level Meter Calibration checked by B.L.
Comments
All reading taken in the center aisle.