Audion Panel P-402
DeForest Radio Telephone & Telegraph Co. (De Forest); New York
- Country
- United States of America (USA)
- Manufacturer / Brand
- DeForest Radio Telephone & Telegraph Co. (De Forest); New York
- Year
- 1919 ?
- Category
- Radio module pre 1926 (not a part, not a key)
- Radiomuseum.org ID
- 313681
-
- alternative name: Lee De Forest Mfg.
- Number of Tubes
- 1
- Valves / Tubes
- Main principle
- Detector with Vacuum Tube (Valve), no tuner
- Wave bands
- - without
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - - No sound reproduction output.
- Material
- Wooden case, TUBES VISIBLE.
- from Radiomuseum.org
- Model: Audion Panel P-402 - DeForest Radio Telephone &
- Shape
- Tablemodel, with any shape - general.
- Notes
-
The P-402 Audion Panel includes a tube socket, grid leak and condenser, and filament rheostat. Connection to batteries and other circuit elements via binding posts. 40V "B" Battery included in cabinet.
Types P-401 and P-400 have a narrower panel.
- Price in first year of sale
- 22.00 $
- Mentioned in
- Atlantic Radio Co. Bulletin 14 (1919)
- Author
- Model page created by Nikolaus Löwe. See "Data change" for further contributors.
- Other Models
-
Here you find 158 models, 132 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from DeForest Radio Telephone & Telegraph Co. (De Forest); New York