Acoustic impedance

From International Dictionary of Marine Aids to Navigation
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3-1-120

(at a surface)

The complex quotient of the sound pressure and the volume velocity through the surface.


Note: This definition is valid only for sinusoidal vibrations in the steady state.


Reference: I.E.C. (modified)




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)