Beyer "Hyper-Bola" Loudspeaker

Made:: 1925-1935 in Germany

Beyer "Hyper-Bola" Loudspeaker
Science Museum Group
© The Board of Trustees of the Science Musuem

Beyer 'Hyper-bola' domestic loudspeaker.

Details

Category:: Radio Communication

Object Number:: Y1975.18

Materials:: metal (unknown), copper (metal) and wood (unidentified)

Measurements:: overall: 281 mm x 230 mm x 125 mm,

type:: loudspeaker

credit:: Gift of A.C. Rose-Innes

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Beyer "Hyper-Bola" Loudspeaker

Details

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