40102 (METRO)

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Interior Noise Test Data Form

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

Date 1993-03-08
Personnel B.L., and B.R.
Temperature (°F) 40
Humidity (%) 85
Wind Direction sw
Wind Speed (MPH) 4
Barometric Pressure (in.Hg) 29.63
Initial Sound Level Meter Calibration checked by B.L.
Interior Ambient Noise Level dB(A) 34.0
Exterior Ambient Noise Level dB(A) 50.2
Microphone Height During Testing(in) 45
Measurement Location Measured Sound Level dB(A)
Driver's Seat 54.5
Front Passenger Seats 51.4
In Line with Front Speaker 53.7
In Line with Middle Speaker 50.4
In Line with Rear Speaker 48.2
Rear Passenger Seats 48.6
Final Sound Level Meter Calibration checked by B.L.
All readings taken in the center aisle. Actual sound level is corrected for inside ambient noise level.