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Engineering Brief

Sound Field Intensity Measurements and Visualization around the Human Head Model

Authors: Kostek, Bozena; Kurowski, Adam; Kryger, Piotr; Czyzewski, Andrzej

AES Convention 137 · Paper 160 · October 2014

Abstract

The main goal of this research study was to measure and visualize sound field in the presence and without presence of the human head model. Measurements were performed in the anechoic chamber at 5 cm grid. Experimental setup consisted of a multitone generator, two loudspeakers, human head model, intensimetric probe, the Cartesian robot applied for precise positioning of the acoustic sensor, and an analyzer. Based on the collected data sound field visualization was created in the form of colored maps and arrows illustrating pressure and the intensity vector at a given point in the presence of the artificial head, without this obstacle and the difference resulted from the mentioned conditions. A thorough analysis of the results obtained and conclusions followed.

Details

Published in
AES Convention 137
AES Convention
137
Paper number
160
Publication date
October 6, 2014
Affiliation
Gdansk University of Technology, Gdansk, Poland (See document for exact affiliation information.)
Type
Engineering Brief