结合第18届PALM展会上的产品，介绍国产数字音频处理器和网络传输平台的特点。

With the products on the 18th PALM Exhibition, this paper introduces the characteristics of home-made digital voice processor, platform of network transmission.

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首先介绍了两种专用数字音频处理器的性能特点和原理，然后阐述高品质数字音频电压放大器的几种电路设计方案。

This paper introduces the operating principle of two special digital audio processors, and then describes several circuit designs of high quality digital audio voltage amplifier.

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该B CM 7405具有先进的音频处理器，能够解码广泛的数字音频格式。

The BCM7405 has an advanced audio processor capable of decoding a wide range of digital audio formats.

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