Abstract: This paper reports a high-sensitivity inertial sensor module to obtain hidden micro muscular sounds. A microelectromechanical systems (MEMS) accelerometer with a gold proof mass is used to ...
(1) Prolonged exposure for 60 hours at humidity > 80% can lead to a temporary drift of the signal +3%. Sensor slowly returns to the calibrated state at normal operating conditions. (2) High frequency ...
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