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pl23_theb2703.jpg

Diagram of possible sound wave paths in water

Image

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Permalink

https://www.noaa.gov/media/digital-library-photo/pl23theb2703jpg

Description

Diagram of possible sound wave paths in water.Wave-path O-C-E came close to describing refractive path of sound in SOFAR layer. Sound path model developed in 1930's for radio acoustic ranging work.Didn't yet understand the channeling effect of the velocity minimum.Furthest RAR use was out to 206 miles offshore in 1925

Credit

Association of Commissioned Officers

Display Date

1934

Keywords

Oceanography

Pre-1950

Physical