Metal-diaphragm loudspeaker

Metal-diaphragm loudspeaker, permanent magnet, unit only, c

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Metal-diaphragm loudspeaker, permanent magnet, unit only, c
Science Museum Group
The Board of Trustees of the Science Museum

Metal-diaphragm loudspeaker, permanent magnet, unit only, c. 1935

Details

Category:
Radio Communication
Object Number:
1987-676
type:
loudspeaker
credit:
Midgley, J.D.