Numerical Study on the Phase Sensitivity Variation in Low Frequency Primary Microphone Calibrations

The low frequency phase characteristics of microphones in a monitoring system are crucial for characterizing large-scale natural and artificial activities—e.g., earthquakes, nuclear explosions, or rocket launchings. At present, microphones are simultaneously calibrated using in-situ or calibrator me...

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Bibliographic Details
Main Authors: Fan Zhang, Di Liu, Aibing Liu, Xianyue Gang, Lijun Li
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/10/11/3799