A compander automatic dynamic range expansion system was newly developed with level dependent emphasis circuits based on auditory characteristics to make noise reduction more effective. Even if it is used for compact cassette tape recorders, the "breathing effect" of the noise is scarcely heard. The "breathing effect" is a nuisance phenomenon for companders that the noise level becomes higher and lower as the music level varies.
(See document for exact affiliation information.)
https://aes2.org/publications/elibrary-page/?id=3036
(457KB)
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 Join the AES. If you need to check your member status, login to the Member Portal.
