Brown horn loudspeaker: Crystavox

PART OF:: The Kodak Museum Collection

Made:: London

maker:: S.G. Brown Limited

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Small horn loudspeaker with electromagnetic amplifier. Electromagnet fec by signal actuates small carbon granule microphone connected to speaker coil via 6v external battery. Patents 191228-11 and 29833-10. S.G. Brown Ltd.

Details

Category:: Cinematography

Collection:: Kodak Collection

Object Number:: 1990-5036/3494

Materials:: metal

type:: loudspeaker

credit:: The Kodak Collection at the National Media Museum, Bradford

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Brown horn loudspeaker: Crystavox

Details

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