The invention provides a handheld phased array visual stethoscope, which comprises a sound pick-up, a display, and a central processing unit.
掌上相控阵可视听诊器，包括拾音器，用于采集声音信号并将声音信号转换成电信号；
The invention provides a handheld phased array visual stethoscope, which comprises a sound pick-up, a display, and a central processing unit.
掌上相控阵可视听诊器，包括拾音器，用于采集声音信号并将声音信号转换成电信号；
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