ANSI S3.4-2007
Procedure for the Computation of Loudness of Steady Sounds

Standard No.

ANSI S3.4-2007

Release Date

2007

Published By

American National Standards Institute （ANSI)

Latest

ANSI S3.4-2007

Scope

Specifies a procedure for calculating the loudness of steady sounds as perceived by a typical group of listeners with normal hearing, based on the spectra of the sounds. The possible sounds include simple and complex tones (both harmonic and inharmonic)

ANSI S3.4-2007 history

• 2007 ANSI S3.4-2007 Procedure for the Computation of Loudness of Steady Sounds
• 2005 ANSI S3.4-2005 Procedure for the Computation of Loudness of Steady Sounds