MULTI-CHANNEL ACOUSTIC SIGNAL COLLECTION DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a multi-channel acoustic signal collection device that can be applied to an electronic stethoscope and an acoustic vibration diagnosis device for collecting acoustic signals that are required, even if the position for putting a microphone to a body or equipment/device is not appropriate. SOLUTION: The multi-channel acoustic signal collection device comprises a sound collection means, where at least two microphones or sensors are arranged in planar form for integration, and a selector for selecting the acoustic signal from at least two microphones or the sensors.