The B-Type noise reduction system is designed for the reduction of hiss in consumer tape products. Employing techniques similar to those used in the wideband A-Type professional noise reduction system, the B-Type system retains the advantages of inaudible action, good record-playback matching, and low distortion.

Author: Dolby, Ray
AES Convention: 1ce (March 1971) Paper Number: C11
Publication Date: March 1, 1971

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