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en

Phonautograph

UK
/fəˈnɔːtəɡrɑːf/
US
/fəˈnɔːtəˌɡræf/
ru

Translation phonautograph into russian

phonautograph
Noun
raiting
UK
/fəˈnɔːtəɡrɑːf/
US
/fəˈnɔːtəˌɡræf/
The phonautograph was an early device used to visually record sound waves.
Фоноавтограф был ранним устройством, использовавшимся для визуальной записи звуковых волн.

Definitions

phonautograph
Noun
raiting
UK
/fəˈnɔːtəɡrɑːf/
US
/fəˈnɔːtəˌɡræf/
An early device for recording sound vibrations in a visible form, typically on a smoked glass plate or paper, invented in the mid-19th century.
The phonautograph was used to study the properties of sound waves before the invention of the phonograph.