D45 Viking

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Exterior Noise Test

Stationary

Date : 1999-03-17
Personnel : B.L. and R.H.
Temperature (°F) : 60 Humidity (%) : 38
Wind Speed (mph) : 9 Wind Direction : W
Barometric Pressure (in.Hg) : 29.85
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 R.L.L.
Initial Sound Level Meter Calibration: true checked by R.L.L.
Exterior Ambient Noise Level dB(A): 41.0

Accessories and Air Conditioning ON
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 600 66.2 67.8
High Idle 1100 71.7 73.8
Wide Open Throttle 2208 76.6 78.2

Accessories and Air Conditioning OFF
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 603 64.6 67.3
High Idle 1100 69.2 73.6
Wide Open Throttle 2208 76.0 78.1