Movie, 1932
Unsichtbare Brücken
40 min, Documentary, Germany
In the broadcasting center of a radio station, visitors are informed in a kind of educational course about how "electric waves" are generated and how they are converted into sounds that can then be heard on the radio.
Cast
2 creditedDetails
DirectorHans Fritz Wilhelm
GenreDocumentary
Runtime40 min
ReleasedThu, Aug 18, 1932
CountryGermany
