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IKARUS USA, INC. Pdf Download PDF Report

Exterior Noise Test

Stationary

Date : 1991-04-26
Personnel : S.M.
Temperature (°F) : 68 Humidity (%) : 43
Wind Speed (mph) : 9 Wind Direction : sw
Barometric Pressure (in.Hg) : 30.16
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 SM
Initial Sound Level Meter Calibration: true checked by SM
Exterior Ambient Noise Level dB(A): 42.3

Accessories and Air Conditioning ON
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 700 65.2 64.8
High Idle 1022 67.2 67.9
Wide Open Throttle 2205 74.5 74.9

Accessories and Air Conditioning OFF
Throttle Position Engine RPM Curb (Right) Side dB(A) Street (Left) Side dB(A)
Measured Measured
Low Idle 701 64.3 64.3
High Idle 1021 65.2 67.4
Wide Open Throttle 2205 71.9 74.7