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Sound Concentrator for Microphones
Author(s) -
Harry F. Olson,
Irving Wolff
Publication year - 1930
Publication title -
the journal of the acoustical society of america
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 0.619
H-Index - 187
eISSN - 1520-8524
pISSN - 0001-4966
DOI - 10.1121/1.1901897
Subject(s) - french horn , acoustics , conical surface , microphone , optics , reflection (computer programming) , physics , horn antenna , mathematics , computer science , geometry , loudspeaker , telecommunications , directional antenna , antenna (radio) , slot antenna , programming language

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