Proudfoot Detector and Two-Stage Amplifier
Cruver Mfg. Co. (Proudfoot); Chicago, IL
- Country
- United States of America (USA)
- Manufacturer / Brand
- Cruver Mfg. Co. (Proudfoot); Chicago, IL
- Year
- 1922
- Category
- Radio module pre 1926 (not a part, not a key)
- Radiomuseum.org ID
- 290230
- Number of Tubes
- 3
- Main principle
- Detector with Vacuum Tube (Valve), no tuner; 2 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: Proudfoot Detector and Two-Stage Amplifier - Cruver Mfg. Co. Proudfoot;
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Dimensions (WHD)
- 8.25 x 7.3125 x 5 inch / 210 x 186 x 127 mm
- Notes
-
Cruver Manufacturing Company "Proudfoot" Detector and Two-Stage Audio Amplifier
- Mentioned in
- -- Original prospect or advert (June, 1922 Electrical Record magazine page 410)
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 4 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Cruver Mfg. Co. (Proudfoot); Chicago, IL