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  1. clemen2

    Reciprocity calibration of ultrasonic transducers

    Hi I need to calibrate my ultrasonic microphones (used on bat detectors). I had the thought that the small, inexpensive ultrasonic ceramic transducers produced by Kobitone or Prowave might be a means to do this by reciprocity calibration. Then, once calibrated, the ceramic transducers could...
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