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Convention Paper

The Influence of Program Material on Sound Quality Ratings of In-Ear Headphones

Authors: Olive, Sean; Welti, Todd; Khonsaripour, Omid

AES Convention 142 · Paper 9778 · May 2017

Abstract

A listening test was conducted to identify music programs that provide sensitive, discriminating, and reliable ratings for in-ear (IE) headphone evaluations. Ten trained listeners gave sound quality ratings for eight models of IE headphones using ten different music programs. A virtualized headphone method was used to provide double blind, controlled presentations in which headphone leakage effects were monitored and eliminated. The main effect on the sound quality ratings was due to headphones while the program produced no significant effects or interactions. However, certain programs produced more discriminating and reliable ratings than other programs, the key factor being the bandwidth of the program’s spectral content, and the subject’s familiarity with it. As expected, the amount of bass content in each program tended to influence the ratings of headphones that had too much or too little bass output in their measured frequency response.

Details

Published in
AES Convention 142
AES Convention
142
Paper number
9778
Publication date
May 6, 2017
Session subject
Listening Tests and Psychoacoustics 2
Affiliation
Harman International, Northridge, CA, USA (See document for exact affiliation information.)
Type
Convention Paper

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