Excess attenuation

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urn:mrn:iala:dic:3-1-0240

The difference between the total reduction in sound pressure level during the propagation of a sound and that due to the spherical divergence loss.




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

Languages

English

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM

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