There are several different audio frequency scales in common use, each having its own particular merits. The speech-based frequency scale derived here, from vowel formant frequency difference limens, has a markedly different shape from the others and attaches more relative weight to the range of frequencies associated with vowel perception, making it potentially well suited to speech analysis applications.
Click to purchase paper as a non-member 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 $33 for non-members and is free for AES members and E-Library subscribers.