- Country
- United States of America (USA)
- Manufacturer / Brand
- Columbia Phonograph, American / Volta Graphophone Company; USA
- Year
- 1932 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 247541
-
- alternative name: American Graphophone || Columbia Recording
- Number of Tubes
- 8
- Valves / Tubes
- Main principle
- Superheterodyne (common)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Line (AC, UC or DC not known)
- Loudspeaker
- Permanent or electro-dynamic (moving coil), system not known yet.
- Material
- Wooden case
- from Radiomuseum.org
- Model: C81 - Columbia Phonograph, American
- Shape
- Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
- Mentioned in
- Cathedral & Tombstone Radios (page 75.)
- Author
- Model page created by Noemi Erb. See "Data change" for further contributors.
- Other Models
-
Here you find 117 models, 83 with images and 34 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Columbia Phonograph, American / Volta Graphophone Company; USA