PHOENIX

COACH & EQUIPMENT

Interior Noise Test Data Form

Test Condition 2: 0 to 35 mph Acceleration Test

Date 1994-11-30
Personnel R.L. & R.H.
Temperature (°F) 40
Humidity (%) 60
Wind Direction NW
Wind Speed (MPH) 9
Barometric Pressure (in.Hg) 30.15
Initial Sound Level Meter Calibration checked by R.L.
Interior Ambient Noise Level dB(A) 34.0
Exterior Ambient Noise Level dB(A) 45.9
Microphone Height During Testing(in) 45
Measurement Location Measured Sound Level dB(A)
Driver's Seat 75.2
Front Passenger Seats 74.2
Middle Passenger Seats 70.7
Rear Passenger Seats 71.2
Final Sound Level Meter Calibration checked by R.L.
Comments
All readings taken from the center aisle.