reciprocity calibration

reciprocity calibration

[‚res·ə′präs·əd·ē ‚kal·ə‚brā·shən] (engineering acoustics) A measurement of the projector loss and hydrophone loss of a reversible transducer by means of the reciprocity theorem and comparisons with the known transmission loss of an electric network, without knowing the actual value of either the electric power or the acoustic power.