One-Stage AF Amplifier
Sieffert Radio Laboratories; Evansville, IN
- Country
- United States of America (USA)
- Manufacturer / Brand
- Sieffert Radio Laboratories; Evansville, IN
- Year
- 1922
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 285115
- Number of Tubes
- 1
- Valves / Tubes
- UV201
- Main principle
- Audio-Amplification; 1 AF stage(s)
- Wave bands
- - without
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: One-Stage AF Amplifier - Sieffert Radio Laboratories;
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
-
The Sieffert Electric Company offered a line of Sieffert Addaunits, modules the user could but separately and string together to make a complete radio. Each unit was complete and furnished with a mahogany case with a hinged lid.
Sieffert Addaunit One-Stage Audio Amplifier
- Mentioned in
- July, 1922 Radio Topics magazine page 3
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sieffert Radio Laboratories; Evansville, IN