High resolution electronic frequency-division stethoscope

The utility model relates to a medical high resolution electronic frequency-division stethoscope, comprising a sound sensor, a low pass circuit, a segmentation frequency selection circuit, an IC power amplifying circuit, an output circuit, etc; the medical high resolution electronic frequency-division stethoscope has an electronic frequency-division function, a higher resolving ability, powerful interference rejection, adjustable volume and a multi-output function. The utility model can be used to listen for a plurality of persons or be online with a recorder and a physiological recorder; according to different illness conditions, the medical high resolution electronic frequency-division stethoscope can provide a corresponding frequency characteristic signal to be convenient to diagnose correctly for a physician.