中国是个大国,且农村人口占很大比例。我国的农民喜欢自己民族的乐器,民族音乐在农村面对的是数亿热心听众。一般来说,各种传统的民族乐器,音量都不很大,乡野露天演奏时声音就更显得小了。由于达不到理想演出效果,演奏者很懊恼,企盼能适应乡野露天演奏的乐器专用扩音装置早日面市。应该说,对于一些专业技术人员来说,研制开发一些民族乐器专用扩音设备并不是难事。问题在于这种设备要能适应众多的基层音乐工作者和乐器爱好者的需求,也就 China is a big country with a large rural population. The peasants in our country like the musical instruments of their own nation, and hundreds of millions of enthusiastic listeners are facing the ethnic music in rural areas. In general, a variety of traditional national musical instruments, the volume is not very large, the countryside open-air voice is even smaller. Due to the unsatisfactory performance, the performers are annoyed and hopefully the musical instrument-specific loudspeaker that can adapt to the rural open-air performance will be available soon. It should be said that for some professional and technical personnel, research and development of some national musical instruments for public address equipment is not difficult. The problem is that this device should be able to adapt to the needs of many grassroots music workers and instrument enthusiasts, also