Two-Step Amplifier
West Penn Radio Co.; Pittsburgh, PA
- Country
- United States of America (USA)
- Manufacturer / Brand
- West Penn Radio Co.; Pittsburgh, PA
- Year
- 1922
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 274110
- Number of Tubes
- 2
- Main principle
- Audio-Amplification; 2 AF stage(s)
- Wave bands
- - without
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - This model requires external speaker(s).
- from Radiomuseum.org
- Model: Two-Step Amplifier - West Penn Radio Co.;
- Notes
-
The May 1922, Electrical Record magazine page 366 announced that the West Penn Radio Co. was making a receiving set with a two-stage amplyfying set that covers 175 to 25,000 meters.
- Mentioned in
- May 1922, Electrical Record magazine page 366
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 6 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from West Penn Radio Co.; Pittsburgh, PA