D40LFS

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Exterior Noise Test

Stationary

Date : 1991-12-20
Personnel : B.L. & J.K.
Temperature (°F) : 32 Humidity (%) : 48
Wind Speed (mph) : 2 Wind Direction : SW
Barometric Pressure (in.Hg) : 28.69
Verify that microphone height is 4 feet, wind speed is less than 12 mpg and ambient temperature is between 30 F and 90 F: true checked by B.L.
Initial Sound Level Meter Calibration: true checked by B.L.
Exterior Ambient Noise Level dB(A): 34.8

Accessories and Air Conditioning ON
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 1202 59.4 60.1
High Idle 1999 61.7 63.5
Wide Open Throttle 4394 70.3 72.8

Accessories and Air Conditioning OFF
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 1202 58.8 59.8
High Idle 1983 61.6 63.5
Wide Open Throttle 4397 70.1 72.7