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pl23_theb2243.jpg

Planting a hydrophone anchor with the cable attached

Image

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Permalink

https://www.noaa.gov/media/digital-library-photo/pl23theb2243jpg

Description

Planting a hydrophone anchor with the cable attached.On the GUIDE.Hydrophone would pick up sound from RAR TNT explosion.

Credit

C&GS; Season's Report Luce 1924-49

Display Date

1924

Location

Oregon, Cape Blanco area

Collection

Historic Coast & Geodetic Survey

Nautical Charting

Navigation

Radio Acoustic Ranging

Keywords

Charting

Navigation

Electronic

Radio-Acoustic Ranging