Dynamo Type A
Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
- Country
- Germany
- Manufacturer / Brand
- Grawor, Rundf.techn.Erz. Grass & Worff (REG); Berlin
- Year
- 1929–1931
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 14895
-
- alternative name: Gravor
Katalog 60 Jahre Grawor.
Die Sendung, Nr.35, 1929
- Wave bands
- - without
- Power type and voltage
- Line (AC, UC or DC not known)
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- from Radiomuseum.org
- Model: Dynamo Type A - Grawor, Rundf.techn.Erz. Grass
- Notes
-
Offenes Modell, bis 4 Watt; auch Modell in Holzgehäuse.
Preis für Lautsprecher im Eichenholzgehäuse 120,- RM
- Price in first year of sale
- 75.00 RM
- External source of data
- E. Erb 3-907007-36-0
- Source of data
- Arlt's grosser Radiokatalog 1930 / Radiokatalog Band 2, Ernst Erb
- Mentioned in
- Katalog Radio-Zentrale Prohaska 1930/31 (dick)
- Literature/Schematics (1)
- Die Sendung (Nr. 35, 1929)
- Literature/Schematics (2)
- Illustrierter Radio Katalog 1929/1930
- Other Models
-
Here you find 141 models, 136 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
Collections
The model Dynamo is part of the collections of the following members.