Invisible Speaker
Curtis-Leger Fixture Co. (CLF Co.); Chicago, IL
- Country
- United States of America (USA)
- Manufacturer / Brand
- Curtis-Leger Fixture Co. (CLF Co.); Chicago, IL
- Year
- 1925
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 308461
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- Magnetic loudspeaker (reed) generic.
- Material
- Wooden case
- from Radiomuseum.org
- Model: Invisible Speaker - Curtis-Leger Fixture Co. CLF
- Shape
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 0 x 3 x 0 inch / 0 x 76 x 0 mm
- Notes
-
Speaker contained in a wooden cabinet no more than 3" high, to be placed on top of or used as a base for any set. It was made in different sizes to be adaptable to all standard sets.
In Talking Machine, the height is specified with "no more than 3.5".
- Mentioned in
- Radio Industry, Vol II No. 4, April 1925, p.20
- Literature/Schematics (1)
- The Talking Machine World, September 15, 1925
- Other Models
-
Here you find 4 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Curtis-Leger Fixture Co. (CLF Co.); Chicago, IL
Museums
The model Invisible Speaker can be seen in the following museums.