Magnetic System - 4-pol Magnetsystem Antriebsystem
Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
- Country
- Germany
- Manufacturer / Brand
- Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
- Year
- 1929 ?
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 336528
-
- alternative name: Gravor
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- Magnetic loudspeaker (reed) of high quality (4 magnet poles).
- Material
- Metal case
- from Radiomuseum.org
- Model: Magnetic System - 4-pol Magnetsystem Antriebsystem - Grawor, Rundf.techn.Erz. Grass
- Shape
- Chassis only or for «building in»
- Notes
-
Grawor 4-pol magnetisches Antriebsystem, zur Kombination mit einem Papierkonus.
This is the magnet-audio coil complex to be applied to a cone designed to compose a magnetodynamic speaker.
- Mentioned in
- -- Original prospect or advert (La Radio per Tutti, Italy, Sonzogno editor, 1 November 1929)
- Author
- Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.
- Other Models
-
Here you find 144 models, 139 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin