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麦克风传感器的工作原理
麦克风传感器的工作原理:从核心角度来说,麦克风传感器是一种换能器:一种将能量从一种形式转换为另一种形式的器件。在这种情况下,能量转换是从声能(声波)转换为电能(电压)。当声波击中麦克风的振膜时,会使其振动。这些振动随后被转换为反映声波幅度和频率的电信号。
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