一、概述 1.什么是调幅立体声? 调幅立体声是在中波调幅广播的基础上发展起来的,它是立体声技术与中波调幅广播相结合的产物。不仅具有中波调幅广播的一切优点,而且还使重放声音具有空间方位感。因此,近年来有了新的发展。调幅立体声的基本原理与调频立体声相似,也是将左、右两路声源,以某种方式进行 I. Overview 1. What is amplitude modulation stereo? AM stereo is developed on the basis of AM wave broadcasting, which is the product of the combination of stereo technology and AM wave broadcasting. Not only has all the advantages of medium wave AM broadcasting, but also makes the playback sound with a sense of space. Therefore, there have been new developments in recent years. The basic principle of AM Stereo and FM stereo similar, but also the left and right two-way sound source, somehow