【摘要】 简要介绍“通信电子电路”有声ＣＡＩ系统的总体情况、特点．叙述该系统同步录放音装置的结构，各部分原理．介绍了实现同步放声管理软件．更多还原

【Abstract】 This paper briefly introduces the general situations and features on audio CAI system of communication electronic circuit, and it mainly describes the system composition and principle of every part about synchronizing record-playback equipment. In the meantime,it introduce the microcomputer controlled managing software for record-playback synchronization更多还原