杜比A降噪器的研制

The Development of a Dolby-A Like Noise Reducer

本文分析了降噪器的动态压缩和扩张原理,介绍了研制杜比A降噪器的设计理论和电路结构。

This paper analyzes the principles of the dynamic compression and expanding of the noise reducer, and it also presents a detailed introduction to the design theory and the circuit configuration of a Dolby-A like noise reducer.