The considerations and guides of the wattmeter method for measuring output acoustical power of Langevin-type transducers - I: theory

Author: Zhongyu Y.   Qiping F.   Beixing H.   Jinlan H.   Zhongmao L.  

Publisher: Elsevier

ISSN: 0041-624X

Source: Ultrasonics, Vol.35, Iss.7, 1997-11, pp. : 533-541

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Abstract