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Convention Paper

Subjective Evaluation of High Resolution Recordings in PCM and DSD Audio Formats

Authors: Marui, Atsushi; Kamekawa, Toru; Endo, Kazuhiko; Sato, Erisa

AES Convention 136 · Paper 9019 · April 2014

Abstract

High-resolution audio production and consumption are increasing attraction supported by releases of the relatively affordable audio recorders from multiple manufacturers and broader bandwidth of the Internet. However, differences in audio quality between high-resolution audio formats are still not well known, especially between the different audio formats available for the audio recorders. In order to evaluate the differences between subjective impression of the sounds recorded using high resolution audio formats, three audio formats—PCM (192 kHz/24 bits), DSD (2.8 MHz), and DSD (5.6 MHz)—recorded with multiple studio-quality audio recorders were evaluated in a double-blind A/B comparison listening test. Six sound programs evaluated by forty-six participants on eight attributes revealed statistically significant differences between PCM and DSD but not between the two sampling frequencies (2.8 MHz and 5.6 MHz) of DSD.

Details

Published in
AES Convention 136
AES Convention
136
Paper number
9019
Publication date
April 6, 2014
Session subject
Perception
Affiliation
Tokyo University of the Arts, Adachi-ku, Tokyo, Japan; TEAC Corporation, Tokyo, Japan (See document for exact affiliation information.)
Type
Convention Paper