音响技术发展的必然趋势是数字化。目前 ,数字技术几乎已经渗透到了音响技术的所有角落 ,但是话筒的数字化却是步履蹒跚 ,究其原因 ,乃是由于将话筒拾取的声音直接转换成数字声音信号并非一件容易的事情 ,没有很强的科研、生产和技术实力的公司难以研发出高素质的数字话筒。Ｍ The inevitable trend of the development of audio technology is digital. At present, digital technology has infiltrated almost every corner of the audio technology, but the digitalization of the microphone is faltering due to the fact that it is not an easy task to convert the sound picked up by the microphone directly into a digital sound signal. Strong scientific research, production and technical strength of the company difficult to develop high-quality digital microphones. M