In This Section
AES Store
- Learn From The Experts:

Frank Laico "Studio Recording"- Oral History Project Gallery
- Other AES Publications
Journal Forum
Virtual Localization by Blind Persons - July 2012
1 comment
Effect of Spatial Location and Presentation Rate on the Reaction to Auditory Displays - July 2012
1 comment
Watermark-Aided Pre-Echo Reduction in Low Bit-Rate Audio Coding - June 2012
1 comment
AES E-Library
Definitions and Measurements of Fidelity and Fidelity Index of Electroacoustical Components and Electroacoustical Chains
A term of intelligibility index is introduced as an analogon to the articulation index for speech communication. The definition of the fidelity index is shown to be of physical, psychoacoustical and of information theoretical significance. Methods to determine and evaluate the fidelity index are shown as well as the fidelity index of a few common electroacoustical components and chains.
Click to purchase paper or login as an AES member. If your company or school subscribes to the E-Library then switch to the institutional version. If you are not an AES member and would like to subscribe to the E-Library then Join the AES!
This paper costs $20 for non-members, $5 for AES members and is free for E-Library subscribers.
Learn more about the AES E-Library
Start a discussion about this paper!






