A New Automatic Noise-Reduction System (ANRS)
A new noise-reduction system, suitable for use with high-quality cassette tape recorders, is described. The signals of low level are compressed in the recording process and expanded in a complementary way during playback in order to reduce noise without altering the tonal quality of the original sound. In this process, however, the hissing noise inherent in tape recording in the region of 5 kHz, is reduced by approximately 10 dB.
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 temporarily free for AES members.