Master Key Unit Cat. No. 13
Tri-City Radio Supply Co. (Tresco); Davenport, Iowa
- Country
- United States of America (USA)
- Manufacturer / Brand
- Tri-City Radio Supply Co. (Tresco); Davenport, Iowa
- Year
- 1921/1922
- Category
- Radio part (not a module)
- Radiomuseum.org ID
- 321354
- Wave bands
- - without
- Power type and voltage
- No Power needed
- Loudspeaker
- - - No sound reproduction output.
- Material
- Wooden case
- from Radiomuseum.org
- Model: Master Key Unit Cat. No. 13 - Tri-City Radio Supply Co.
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
-
Master Key Control Unit
Catalog No. 13
Cuts out or in condensers, variometers and tuners.
- Net weight (2.2 lb = 1 kg)
- 3 lb (3 lb 0 oz) / 1.362 kg
- Price in first year of sale
- 13.75 $
- Mentioned in
- - - Manufacturers Literature (1921-1922 Tresco Radio Apparatus catalog page 8)
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 80 models, 53 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Tri-City Radio Supply Co. (Tresco); Davenport, Iowa