IKARUS USA INC. Pdf Download PDF Report

Interior Noise Test Data Form

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

Date 1990-03-13
Personnel S.M., D.K., & K.D.
Temperature (°F) 68
Humidity (%) 55
Wind Direction WSW
Wind Speed (MPH) 8
Barometric Pressure (in.Hg)
Initial Sound Level Meter Calibration checked by
Interior Ambient Noise Level dB(A) 53.5
Exterior Ambient Noise Level dB(A)
Microphone Height During Testing(in) 45
Measurement Location Measured Sound Level dB(A)
Driver's Seat 539.0
Front Passenger Seats 49.3
In Line with Front Speaker 47.1
In Line with Middle Speaker 46.4
In Line with Rear Speaker 45.7
Rear Passenger Seats 45.3
Final Sound Level Meter Calibration checked by
All readings taken in center aisle.