数字声频唱片具有信噪比高,动态范围宽,声道分隔度高,频率特性好,无抖晃和互调失真小等特点,是广播电台调频立体声节目的理想声源。迄今一百余年,唱片虽然从单片的声学录放发展到电声转换录放,但是,其记录和 Digital audio record with high signal to noise ratio, a wide dynamic range, high channel separation, good frequency characteristics, no jitter and intermodulation distortion is small, and so is the ideal sound source for FM radio stereo programs. So far, more than one hundred years, although the record has evolved from single-chip acoustics recording to electroacoustic conversion recording and playback, its recording and