Audion & Three Stage Amp
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
- 1915 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 219296
-
- alternative name: Lee De Forest Mfg.
Radiotelephony Goldsmith 1918, p. 214 & 215
- Number of Tubes
- 4
- Valves / Tubes
- Audion_dbw Audion_dbw Audion_dbw Audion_dbw
- Main principle
- TRF without regeneration
- Tuned circuits
- 1 AM circuit(s)
- Wave bands
- Broadcast (MW) and Long Wave.
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - For headphones or amp.
- Material
- Wooden case
- from Radiomuseum.org
- Model: Audion & Three Stage Amp - DeForest Radio Telephone &
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
- DeForest Audion & Three Stage Amplifier.
- Mentioned in
- Radiotelephony Goldsmith 1918, p. 214 & 215
- Author
- Model page created by Hans-Joachim Korn † 16.11.15. 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