| 摘要 |
A device for use in detecting an event in a structure comprises a sensor encapsulation, the encapsulation containing a sensor, an actuator positioned substantially in-plane to the sensor within the housing and a printed circuit board in communication with at least one of the sensor and the actuator. the printed circuit board includes a microprocessor constructed and arranged to collect data from at least one of the sensor and the actuator, a signal generator constructed and arranged to provide excitation to at least one of the sensor and the actuator, and an amplifier to condition the excitation.
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