U.L.F.

CHAMPION BUS, INC./THOR INDUSTRIES Pdf Download PDF Report

Interior Noise Test Data Form

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

Date 2012-04-10
Personnel E.D., E.L. & C.J.
Temperature (°F) 46
Humidity (%) 46
Wind Direction W
Wind Speed (MPH) 8
Barometric Pressure (in.Hg) 29.76
Initial Sound Level Meter Calibration checked by E.D.
Interior Ambient Noise Level dB(A) 30.0
Exterior Ambient Noise Level dB(A) 48.2
Microphone Height During Testing(in) 29
Measurement Location Measured Sound Level dB(A)
Driver's Seat 47.0
Front Passenger Seats 48.6
In Line with Front Speaker 46.8
In Line with Middle Speaker 48.0
In Line with Rear Speaker 48.7
Rear Passenger Seats 47.1
Final Sound Level Meter Calibration checked by E.D.
Comments
<p>All readings taken in the center aisle.</p>