Page 3 - Spring 2010
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icroflown Technologies Charting sound fields
Complete Vehicle Interior Solution
Near field PU acoustic camera
%Reliable (=measured) particle velocity data %Free grid configuration
%Full bandwidth 20Hz - 10kHz
%Large dynamic display range >40 dB %Low susceptibility to background noise
Panel noise contribution analysis
%High spatial resolution (180 single panels) %Important frequencies covered 100Hz - 2kHz %Very fast, 2 days of measurements in total %Includes airborne noise transfer function %Allows testing whilst driving
Scan & Listen
%Broad banded, direct listening to the directional particle velocity for:
– Squeak & rattle localization
– Vibration pattern determination – Noise source identification
In situ absorption setup
%In situ method, 100Hz - 10kHz
%Oblique & normal angles of incidence %On flat & curved objects
%On homogeneous & inhomogeneous materials %High spatial resolution
Microflown Technologies, PO Box 300, 6900 AH Zevenaar, The Netherlands
W: www.microflown.com E: info@microflown.com T: +31 316 581490 F: +31 316 581491
