SENTRY 1350-4565

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Exterior Noise Test

Stationary

Date : 1996-10-18
Personnel : S.C.
Temperature (°F) : 59 Humidity (%) : 73
Wind Speed (mph) : 7 Wind Direction : SE
Barometric Pressure (in.Hg) : 29.8
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 S.C.
Initial Sound Level Meter Calibration: true checked by S.C.
Exterior Ambient Noise Level dB(A): 57.2

Accessories and Air Conditioning ON
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 750 62.8 62.1
High Idle 913 63.7 64.6
Wide Open Throttle 2830 80.4 83.2

Accessories and Air Conditioning OFF
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 784 61.2 61.3
High Idle 923 63.7 63.7
Wide Open Throttle 2860 80.0 82.5