One-Step Amplifier Unit
Bowman & Co., A.W.; Boston, Massachusetts
- Country
- United States of America (USA)
- Manufacturer / Brand
- Bowman & Co., A.W.; Boston, Massachusetts
- Year
- 1921–1923
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 198234
1923 Sears & Roebuck Radio Catalog
- Number of Tubes
- 1
- Valves / Tubes
- 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
- Bakelite case
- from Radiomuseum.org
- Model: One-Step Amplifier Unit - Bowman & Co., A.W.; Boston,
- Shape
- Miscellaneous shapes - described under notes.
- Dimensions (WHD)
- 5 x 5 x 0 inch / 127 x 127 x 0 mm
- Notes
- A. W. Bowman One-Step Amplifier Unit Panel
In the 1921-1923 Sears, Roebuck and Co. Radio catalog, Sears offered a series of Unit panels that were produced by the Bowman Company. The panels were each 5 inches square and could be joined together to form a complete receiver.
- Net weight (2.2 lb = 1 kg)
- 3 lb (3 lb 0 oz) / 1.362 kg
- Price in first year of sale
- 12.00 $
- Literature/Schematics (1)
- 1923 Sears & Roebuck Radio Catalog
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 32 models, 31 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Bowman & Co., A.W.; Boston, Massachusetts