Fuji Ceramics Corporation is the only company in Japan that applies absolute sensitivity calibration methods.
Calibration Method of AE Sensor
Two major calibration methods for AE sensors are the absolute sensitivity calibration and the relative sensitivity calibration. The latter is applied to obtaining only reference data. This section describes the outline of only the former.
Sensitivity check of AE sensors by customer
Model REF-VL and REF10M, can be used as a signal source for simplified checking of your installed AE sensors.